List of aircraft manufacturers by ICAO name

0-9

* 3XTRIM - Zaklady Lotnicze 3Xtrim Sp z oo (Poland)

~A~"Starting with A."
* ROUND - Round! Aerospace and Avionics.
* AAC - AAC Amphibiam Airplanes of Canada
* AAMSA - Aeronautica Agricola Mexicana SA
* AASI - Advanced Aerodynamics and Structures Inc
* ABHCO - Arab British Helicopter Company (Egypt)
* ABS - ABS Aircraft (Germany); ABS Aircraft AG (Switzerland)
* ACBA - Aéro Club de Bas Armagnac (France)
* ACE - Ace Aircraft Manufacturing and Supply (United States); Ace Aircraft Manufacturing Company (United States); Ace Aircraft Manufacturing Inc (United States)
* ACEAIR - Aceair SA (Switzerland)
* ACES HIGH - Aces High Light Aircraft Ltd (Canada)
* ACRO SPORT - Acro Sport Inc (United States)
* AD AEROSPACE - AD Aerospace Ltd (United Kingdom)
* ADA - Aeronautical Development Agency (India)
* ADAM (1) - Roger Adam (France)
* ADAM (2) - Adam Aircraft Industries LLC (United States)
* ADAMS - Adams Industries Inc (United States)
* ADVANCED AEROMARINE - Advanced Aeromarine (United States)
* ADVANCED AIRCRAFT - Advanced Aircraft Corporation (United States)
* ADVANCED AVIATION - Advanced Aviation Inc (United States)
* ADVENTURE AIR - Adventure Air (United States)
* AEA - Aeronautical Engineers Australia Research Pty Ltd (Australia)
* AERFER - Aerfer-Industrie Aerospaziali Meridionali SpA (Italy); Aerfer-Industrie Meccaniche Aeronautiche Meridionali SpA (Italy)
* AERFER-AERMACCHI - see AERFER and AERMACCHI
* AERITALIA - Aeritalia-Società Aerospaziale Italiana pa
* AERITALIA-AERMACCHI - see AERITALIA and AERMACCHI
* AERMACCHI - Aermacchi SpA (Italy); Aeronautica Macchi Spa (Italy)
* AERO (1) - Aero Design and Engineering Company (United States)
* AERO (2) - Aero Vodochody AS (Czechia); Aero Vodochody Národní Podnik (Czechia)
* AERO (3) - Aero Sp z oo (Poland)
* AERO ADVENTURE - Aero Adventure Inc (United States)
* AERO BOERO - Aero Boero SA (Argentina); Aero Boero SRL (Argentina); Aero Talleres Boero SRL (Argentina)
* AERO COMMANDER - Aero Commander Inc (United States)
* AERO DESIGNS - Aero Designs Inc (United States)
* AERO GARE - Aero Gare (United States)
* AERO JAEN - Aeronautica de Jaen (Spain)
* AERO KUHLMANN - Aero Kuhlmann (France)
* AERO MERCANTIL - Aero Mercantil SA (Colombia)
* AERO MIRAGE - Aero Mirage Inc (United States)
* AERO MOD - Aero Mod General (United States)
* AERO SPACELINES - Aero Spacelines Inc (United States)
* AEROBRAVO - Aerobravo Industria Aeronautica Ltda (Brazil)
* AEROCAD - AeroCad Inc (United States)
* AEROCAR - Aerocar Inc (United States)
* AEROCOMP - Aerocomp Inc (United States)
* AERO-COMPOSITES - Aero-Composites Technologies Inc (United States)
* AERO-DIFUSION - Aero-"Diffusión SL (Spain)
* AERODIS - Aérodis SARL (France)
* AERO-JODEL - Aero Flugzeugbau Hubert Zuerl (Germany)
* AEROKOPTER - OOO Aerokopter (Ukraine)
* AEROLITES - Aerolites Inc (United States)
* AEROMERE - Aeromere SpA (Italy)
* AEROMOT - Aeromot Industria Mecanico-Metalurgica Ltda (Brazil); Aeronaves e Motores SA (Brazil)
* AERONCA - Aeronautical Corporation of America (United States); - Aeronca Manufacturing Corporation (United States)
* AEROPLASTIKA - Aeroplastika (Lithuania)
* AEROPRACT - Aeropract JSC (Russia); KB Aeropract (Russia); LM Aeropract Samara (Russia); OKB Aeroprakt (Russia)
* AEROPRAKT - Aeroprakt Firma (Ukraine); Aeroprakt ooo (Ukraine)
* AEROPRO - Aeropro sro (Slovakia)
* AEROPROGRESS - Aeroprogress Corporation (Russia)
* AERORIC - Aeroric Nauchno-Proizvodstvennoye Predpriyatie OOO (Russia)
* AEROSPATIALE - Aerospatiale Matra SA (France); Société Nationale Industrielle Aerospatiale (France)
* AEROSPOOL - Aerospool spol sro (Slovakia)
* AEROSPORT - Aerosport Inc (United States)
* AEROSTAR (1) - Aerostar Aircraft Corporation (United States)
* AEROSTAR (2) - SC Aerostar SA (Romania)
* AEROSTRUCTURE - Aérostructure SARL (France)
* AEROSTYLE - Aerostyle GmbH (Germany)
* AEROTEC - Aerotec SA Industria Aeronáutica (Brazil)
* AEROTECHNIK - Aerotechnik CZ SRO (Czechia)
* AEROTEK (1) - Aerotek Inc (United States)
* AEROTEK (2) - Aeronautical Systems Technology (South Africa)
* AERO-VOLGA - NPO Aero-Volga (Russia)
* AESL - Aero Engine Services Ltd (New Zealand)
* AFIC - AFIC Pty Ltd (South Africa)
* AG-CAT - Ag-Cat Corporation (United States)
* AGRO-COPTEROS - Agro-Copteros Ltda (Colombia)
* AGROLOT - Fundacja Agrolot (Poland); Wyposazen Agrolotniczych (Poland)
* AGUSTA - Agusta SpA (Italy); Agusta, Division of Finmeccanica (Italy); Costruzioni Aeronautiche Giovanni Agusta SpA (Italy)
* AGUSTAWESTLAND - AgustaWestland International Ltd (United Kingdom/Italy)
* AI(R) - Aero International (Regional) (UK/France/Italy)
* AIAA - Atelier Industriel de l'Aéronautique d'Alger (Algeria)
* AICSA - Aero Industrial Colombiana SA (Colombia)
* AIDC - Aero Industry Development Center (China-Taiwan); Aerospace Industrial Development Corporation (China-Taiwan)
* AIEP - Aeronautical Industrial Engineering and Project Management Company Ltd (Nigeria)
* AII - Aviation Industries of Iran (Iran)
* AIL - Aeronautics (India) Ltd (India)
* AIR - Aircraft Investor Resources LLC (United States)
* AIR & SPACE - Air & Space America Inc (United States); Air & Space Manufacturing Inc (United States)
* AIR COMMAND - Air Command International Inc (United States)
* AIR PARTS - Air Parts (NZ) Ltd (New Zealand)
* AIR PRODUCTS - Air Products Company Inc (United States)
* AIR TRACTOR - Air Tractor Inc (United States)
* AIRBUS - Airbus SAS (France/Germany/UK/Spain); GIE Airbus Industrie (France/Germany/UK/Spain)
* AIRCONCEPT - Airconcept Flugzeug und Gerätebau GmbH und Co KG (Germany)
* AIRCRAFT DESIGNS - Aircraft Designs Inc (United States)
* AIRCRAFT HYDRO-FORMING - Aircraft Hydro-Forming Inc (United States)
* AIRCRAFT PARTS - Aircraft Parts and Development Corporation (United States)
* AIRCRAFT SPRUCE - Aircraft Spruce & Specialty Company (United States)
* AIRCRAFT TECHNOLOGIES - Aircraft Technologies Inc (United States)
* AIR-FOUGA - Air-Fouga (France)
* AIRMASTER - Airmaster Inc (United States)
* AIRTECH (1) - Airtech Canada Aviation Services Ltd (Canada)
* AIRTECH (2) - Aircraft Technology Industries (Indonesia/Spain)
* AISA - Aeronautica Industrial SA (Spain)
* AJEP - AJEP Developments (United Kingdom)
* AJI - American Jet Industries Inc (United States)
* AKAFLIEG BERLIN - Akademische Fliegergruppe Berlin eV (Germany)
* AKAFLIEG DARMSTADT - Akademische Fliegergruppe Darmstadt eV (Germany)
* AKAFLIEG KARLSRUHE - Akademische Fliegergruppe Karlsruhe eV (Germany)
* AKAFLIEG MUNCHEN - Akademische Fliegergruppe München eV (Germany)
* AKRON - Akron Aircraft Company Inc (United States)
* AKROTECH - Akrotech Aviation Inc (United States)
* AKROTECH EUROPE - Akrotech Europe SA (France)
* ALANNE - Pentti Alanne (Finland)
* ALENIA - Alenia (Italy); Alenia Aerospazio, Division of Finmeccanica (Italy)
* ALFA-M - Alfa-M Nauchno-Proizvodstvennoye Predpriyatie AOOT (Russia)
* ALLISON - Allison Gas Turbine Division GMC (United States)
* ALON - Alon Inc (United States)
* ALPAVIA - Alpavia SA (France); Société Alpavia (France)
* ALPHA - Alpha (Poland)
* ALPI - Alpi Aviation Srl (Italy)
* ALPLA - Alpla-Werke Alwin Lechner OHG (Austria)
* ALTAIR COELHO - Altair Coelho (Brazil)
* ALTURAIR - Alturair (United States)
* ALVAREZ - Joseph P.Alvarez (United States)
* AMAX - Amax Engineering (Australia)
* AMBROSINI - Societa Aeronautica Italiana Ing.A.Ambrosini & Companie (Italy)
* AMC - Aircraft Manufacturing Company (United States)
* AMD - Aircraft Manufacturing and Development Company Inc (United States)
* AMEAGLE - AmEagle Corporation (United States)
* AMERICAN - American Aviation Corporation (United States)
* AMERICAN AFFORDABLE - American Affordable Aircraft (United States)
* AMERICAN AIRCRAFT - American Aircraft Inc (United States)
* AMERICAN AUTOGYRO - American Autogyro Inc (United States)
* AMERICAN CHAMPION - American Champion Aircraft Corporation (United States)
* AMERICAN EAGLE - American Eagle Aircraft Corporation (United States)
* AMERICAN GENERAL - American General Aircraft Company (United States)
* AMERICAN HOMEBUILTS - American Homebuilts' Inc (United States)
* AMERICAN SPORTSCOPTER - American Sportscopter Inc (United States)
* AMEUR - Ameur Aviation SA (France); Ameur Aviation Technologie (France)
* AMS-FLIGHT - AMS-Flight DOO (Slovenia)
* AMX - AMX International Ltd (Italy/Brazil)
* ANAHUAC - Fabrica de Aviones Anahuac SA (Mexico)
* ANDERSON - Anderson Aircraft Corporation (United States); Earl Anderson (United States)
* ANDERSON-GREENWOOD - Anderson,Greenwood and Company (United States)
* ANDREASSON - Björn Andreasson (Sweden)
* ANGEL - Angel Aircraft Corporation (United States)
* ANGLIN - Anglin Engineering (United States); Anglin Special Aero Planes Inc (United States)
* ANGLO NORMANDY - Anglo Normandy Aero Engineering (United Kingdom)
* ANTONIEWSKI - Tomek Antoniewski (Poland)
* ANTONOV - Antonov OKB (Ukraine); Aviatsionny Nauchno-Tekhnichesky Kompleks Imeni O K Antonova (Ukraine)
* AOI - Arab Organisation for Industrialisation,Aircraft Factory (Egypt)
* APPLEBAY - Applebay Inc (United States)
* APPLEGATE & WEYANT - Applegate & Weyant (United States)
* AQUILA - Aquila Technische Entwicklungen GmbH (Germany)
* ARADO - Arado Flugzeugwerke GmbH (Germany)
* ARC ATLANTIQUE - Arc Atlantique Aviation (France)
* ARCTIC - Arctic Aircraft Company (United States)
* ARDC - Air Force Research and Development Center (Philippines)
* ARMSTRONG WHITWORTH - Sir W.G.Armstrong Whitworth Aircraft Ltd (United Kingdom)
* ARNET PEREYRA - Arnet Pereyra Aero Design (United States)
* ARROW (1) - Arrow Airplane & Motors Corporation (United States)
* ARROW (2) - Arrow Aircraft Company (Canada)
* ARV - ARV Aviation Ltd (United Kingdom)
* ASAP - Aircraft Sales & Parts (Canada)
* ASL - ASL Hagfors Aero AB (Sweden)
* ASSO AEREI - Asso Aerei Srl (Italy)
* ASSOCIATED AIR - Associated Air (United States)
* ASTA - Aerospace Technologies of Australia Pty Ltd (Australia)
* ATLAS - Atlas Aircraft Corporation of South Africa (Pty) Ltd (South Africa); Atlas Aviation (Pty) Ltd (South Africa); Atlas Aviation, Division of Denel (Pty) Ltd (South Africa)
* ATR - GIE Avions de Transport Régional (France/Italy)
* AUSTER - Auster Aircraft Ltd (United Kingdom)
* AUSTFLIGHT - Austflight ULA Pty Ltd (Australia)
* AUSTRALITE - Australite Inc (United States)
* AVCRAFT - AvCraft Aviation LLC (United States)
* AVIA (1) - Azionari Vercellese Industrie Aeronautiche (Italy)
* AVIA (2) - Avia-Zavody Jirího Dimitrova (Czechia)
* AVIA (3) - Nauchno-Proizvodstvennoe Obedinenie Avia (Russia)
* AVIA BALTIKA - Avia Baltika Aviation Ltd (Lithuania)
* AVIABELLANCA - AviaBellanca Aircraft Corporation (United States)
* AVIAMILANO - Aviamilano Costruzioni Aeronautiche SRL (Italy)
* AVIASTROITEL - AviaStroitel Ltd (Russia)
* AVIAT - Aviat Aircraft Inc (United States); Aviat Inc (United States)
* AVIATIKA - Aviatika JSC (Russia); Kontsern Aviatika (Russia)
* AVIATION DEVELOPMENT - Aviation Development International Ltd (United States)
* AVIATION FARM - Aviation Farm Ltd (Poland)
* AVIATION SCOTLAND - Aviation Scotland Ltd (United Kingdom)
* AVIATION TRADERS - Aviation Traders (Engineering) Ltd (United Kingdom)
* AVIATON - Aviaton Nauchno-Proizvodstvennaya Aviatsionnaya Firma (Russia)
* AVID - Avid Aircraft Inc (United States)
* AVIOANE - SC Avioane SA (Romania)
* AVIONES COLOMBIA - Aviones de Colombia SA (Colombia)
* AVIONS FAIREY - Avions Fairey SA (Belgium); Fairey SA (Belgium)
* AVIOTECHNICA - Aviotechnica Ltd (Bulgaria/Russia)
* AVIPRO - AviPro Aircraft Ltd (United States)
* AVRO - A.V.Roe & Company (United Kingdom); A.V.Roe & Company Ltd (United Kingdom); Avro International Aerospace Ltd (United Kingdom)
* AVTEK - Avtek Corporation (United States)
* AYRES - Ayres Corporation (United States)

B

* B & F TECHNIK - B & F Technik Vertriebs GmbH (Germany)
* BAC - British Aircraft Corporation Ltd (United Kingdom)
* BACĂU - Intreprinderea de Avioane Bacău (Romania)
* BAE SYSTEMS - BAE Systems PLC (United Kingdom)
* BAE SYSTEMS AUSTRALIA - BAE Systems Australia Ltd (Australia)
* BAKENG - Bakeng Aircraft (United States); Gerald Bakeng (United States)
* BARNETT - Barnett Rotorcraft (United States)
* BARR - Barr Aircraft (United States)
* BASLER - Basler Turbo Conversions Inc (United States)
* BD-MICRO - BD-Micro Technologies Inc (United States)
* BEACHNER - Chris Beachner (United States)
* BEAGLE - Beagle Aircraft (1969) Ltd (United Kingdom); Beagle Aircraft Ltd (United Kingdom)
* BEAGLE-AUSTER - Beagle-Auster Ltd (United Kingdom)
* BEDE - BD Micro Technologies Inc (United States); Bede Aircraft Corporation (United States); Bede Aircraft Inc (United States); Bede Aviation Corporation (United States); Bede Jet Corporation (United States); BEDEAmerica Aerosport LLC (United States)
* BEECH - Beech Aircraft Corporation (United States)
* BEECH-SFERMA - see BEECH and SFERMA
* BEETS - Glenn Beets (United States)
* BEIJING KEYUAN - Beijing Keyuan Light Aircraft Industrial Company Ltd (China)
* BEL-AIRE - Bel-Aire Aviation (United States)
* BELL - Bell Aircraft Corporation (United States); Bell Helicopter Company,Division of Bell Aerospace Corporation (United States); Bell Helicopter Textron Inc (United States); Bell Helicopter Textron,Division of Textron Canada Ltd (Canada); Bell Helicopter Textron,Division of Textron Inc (United States)
* BELL-AGUSTA - Bell-Agusta Aerospace Company (United States/Italy)
* BELLANCA - Bellanca Aircraft Corporation (United States); Bellanca Aircraft Engineering (United States); Bellanca Inc (United States); Bellanca Sales Manufacturing Inc (United States)
* BELL-BOEING - see BELL and BOEING
* BENGIS - Bengis Aircraft Company (Pty) Ltd (South Africa)
* BERIEV - Beriev OKB (Russia); Berieva Aviatsionnyi Kompaniya (Russia); Taganrogsky Aviatsionnyi Nauchno-Tekhnicheskiy Kompleks Imeni G.M.Berieva (Russia)
* BERKUT - Berkut Engineering Inc (United States)
* BEST OFF - Best Off (France)
* BHARAT - Bharat Heavy Electricals Ltd (India)
* BILLIE - Billie Aero Marine (France)
* BINDER - Binder Aviatik KG (Germany)
* BITZ - Bitz Flugzeugbau GmbH (Germany); Fa.Josef Bitz (Germany)
* BLACKBURN - Blackburn Aircraft Ltd (United Kingdom)
* BLERIOT - Société Blériot Aéronautique (France)
* BLUE YONDER - Blue Yonder Aviation Inc (Canada)
* B-N GROUP - B-N Group Ltd (United Kingdom)
* BOEING - Boeing Aircraft Company (United States); The Boeing Airplane Company (United States); The Boeing Company (United States)
* BOEING CANADA - Boeing Aircraft of Canada Ltd (Canada)
* BOEING VERTOL - Boeing Vertol Company (United States)
* BOEING-SIKORSKY - see BOEING and SIKORSKY
* BOEVE - Boeve Fiberglass Components Inc (United States)
* BOISAVIA - Société Boisavia (France)
* BOLKOW - Bölkow-Apparatebau GmbH (Germany); Bölkow-Entwicklungen GmbH (Germany)
* BOMBARDIER - Bombardier Inc (Canada)
* BOWERS - Peter M.Bowers (United States)
* BRADLEY - Bradley Aerospace (United States)
* BRANDLI - Max Brändli (Switzerland)
* BRANTLY - Brantly Helicopter Corporation (United States); Brantly Helicopter Industries USA Company Ltd (United States); Brantly International Inc (Helicopter Division) (United States)
* BRANTLY-HYNES - Brantly-Hynes Helicopter Inc (United States)
* BRDITSCHKA - H.W.Brditschka OHG (Austria); HB-Brditschka GmbH & Co KG (Austria)
* BREDANARDI - BredaNardi Costruzione Aeronautiche SpA (Italy)
* BREGUET - Société des Ateliers d'Aviation Louis Bréguet (France)
* BRIAN ALLEN - Brian Allen Aviation (United Kingdom)
* BRISTOL - Bristol Aircraft Ltd (United Kingdom); The Bristol Aeroplane Company Ltd (United Kingdom)
* BRITISH AEROSPACE - British Aerospace (United Kingdom); British Aerospace PLC (United Kingdom)
* BRITTEN-NORMAN - Britten-Norman (Bembridge) Ltd (United Kingdom); Britten-Norman Ltd (United Kingdom)
* BROKAW - Brokaw Aviation Inc (United States)
* BROOKLANDS - Brooklands Aerospace Ltd (United Kingdom); Brooklands Aircraft Ltd (United Kingdom)
* BUCHANAN - Buchanan Aircraft Corporation Ltd (Australia)
* BUCKER - Bücker Flugzeugbau GmbH (Germany)
* BUCKER PRADO - Bücker Prado SL (Spain)
* BUCUREŞTI - Intreprinderea de Avioane Bucureşti (Romania)
* BUETHE - Buethe Enterprises Inc (United States)
* BUHL - Buhl Aircraft Company (United States)
* BUL - Bourgogne Ultra Léger Aviation (France)
* BUSHBY - Bushby Aircraft Inc (United States)

C

* CAARP - Cooperatives des Ateliers Aéronautiques de la Région Parisienne (France)
* CAB - Constructions Aéronautiques du Béarn (France)
* CABLE-PRICE - Cable-Price Corporation (New Zealand)
* CABRINHA - Cabrinha Aircraft Corporation (United States); Cabrinha Engineering Inc (United States)
* CAG - Construcciones Aeronáuticas de Galicia (Spain)
* CALLAIR - Call Aircraft Company (United States); Callair Inc (United States)
* CALUMET - Calumet Motorsports Inc (United States)
* CAMAIR - Camair Aircraft Corporation (United States); Camair Division of Cameron Iron Works Inc (United States)
* CAMERON - Cameron & Sons Aircraft (United States)
* CAMPANA - Campana Aviation (France)
* CANADA AIR RV - Canada Air RV Inc (Canada)
* CANADAIR - Bombardier Aerospace Canadair (Canada); Canadair Group of Bombardier Inc (Canada); Canadair Inc (Canada); Canadair Ltd (Canada)
* CANADIAN HOME ROTORS - Canadian Home Rotors Inc (Canada)
* CANADIAN VICKERS - Canadian Vickers Ltd (Canada)
* CAP AVIATION - CAP Aviation (France)
* CAPELLA - Capella Aircraft Corporation (United States)
* CAPRONI VIZZOLA - Caproni Vizzola Costruzione Aeronautiche SpA (Italy)
* CARLSON - Carlson Aircraft Inc (United States)
* CARRIOU - Louis Carriou (France)
* CARTERCOPTERS - CarterCopters LLC (United States)
* CASA - Construcciones Aeronáuticas SA (Spain); EADS CASA (Spain)
* CASSUTT - Thomas K.Cassutt (United States)
* CATA - Construction Aéronautique de Technologie Avancée (France)
* CAUDRON - Caudron (France)
* CCF - Canadian Car & Foundry Company Ltd (Canada)
* CEI - CEI (United States)
* CELAIR - Celair (Pty) Ltd (South Africa)
* CENTRE EST - Centre Est Aéronautique (France)
* CENTURY - Century Aircraft Corporation (United States)
* CERVA - Consortium Européen de Réalisation et de Vente d'Avions GIE (France)
* CESSNA - Cessna Aircraft Company (United States)
* CFM - CFM Aircraft Ltd (United Kingdom); Cook Flying Machines, CFM Metal Fax Ltd (United Kingdom)
* CHALARD - Jacques et Renée Chalard (France)
* CHAMPION - Champion Aircraft Company Inc (United States); Champion Aircraft Corporation (United States)
* CHANCE VOUGHT - Chance Vought Aircraft Inc (United States); Chance Vought Corporation (United States)
* CHANGHE - Changhe Aircraft Factory (China); Changhe Aircraft Industries Corporation (China); Changhe Aircraft Manufacturing Corporation (China)
* CHASLE - Yves Chasle (France)
* CHAYAIR - Chayair Manufacturing and Aviation (South Africa)
* CHENGDU - Chengdu Aircraft Industrial Corporation (China)*
* CHERNOV - Opytnyi Konstruktorskoye Byuro Chernov B & M OOO (Russia)
* CHICHESTER-MILES - Chichester-Miles Consultants Ltd (United Kingdom)
* CHILTON - Chilton Aircraft (United Kingdom)
* CHINCUL - Chincul SACAIFI (Argentina)
* CHRIS TENA - Chris Tena Aircraft Association (United States)
* CHRISTEN - Christen Industries Inc (United States)
* CIRCA - Circa Reproductions (Canada)
* CIRRUS - Cirrus Design Corporation (United States)
* CLAASSEN - Claassen (United States)
* CLASS - Canadian Light Aircraft Sales and Services Inc (Canada)
* CLASSIC - Classic Aircraft Corporation (United States)
* CLASSIC FIGHTER - Classic Fighter Industries Inc (United States)
* CLASSIC SPORT - Classic Sport Aircraft (United States)
* CLAUDIUS DORNIER - Claudius Dornier Seastar GmbH & Co KG (Germany)
* CLIFFORD AEROWORKS - Clifford Aeroworks (United States)
* CNIAR - Centrul National al Industriei Aeronautice Române (Romania)
* COBELAVIA - Compagnie Belge d'Aviation (Belgium)
* COBRA - Cobra Aviation (Australia)
* COLEMILL - Colemill Enterprises Inc (United States)
* COLLINS - Collins Aero (United States)
* COLOMBAN - Michel Colomban (France)
* COLONIAL - Colonial Aircraft Corporation (United States)
* COMMANDER - Commander Aircraft Company (United States)
* COMMONWEALTH (1) - Commonwealth Aircraft Corporation Pty Ltd (Australia)
* COMMONWEALTH (2) - Commonwealth Aircraft Corporation Inc (United States)
* CONAIR - Conair Aviation Ltd (Canada)
* CONROY - Conroy Aircraft Corporation (United States)
* CONSOLIDATED - Consolidated Aircraft Corporation (United States)
* CONTINENTAL COPTERS - Continental Copters Inc (United States)
* CONVAIR - Consolidated-Vultee Aircraft Corporation (United States); Convair Division of General Dynamics Corporation (United States)
* COOPAVIA-MENAVIA - see COOPAVIA and MENAVIA
* CORBEN - Corben Aircraft Company (United States)
* CORBY - John C.Corby (Australia)
* COSY - Cosy Europe (Germany)
* COUNTRY AIR - Country Air Inc (United States)
* COUPE - Coupé-Aviation (France)
* CO-Z - Co-Z Development Corporation (United States); Co-Z Europa (Germany)
* CRAE - CRAE Elettromeccanica SpA (Italy)
* CRAIOVA - Intreprinderea de Avioane Craiova (Romania)
* CRANFIELD - Cranfield Institute of Technology, College of Aeronautics (United Kingdom)
* CREATIVE FLIGHT - Creative Flight Inc (Canada)
* CROSES - Emilien Croses (France)
* CSS - Centralne Studium Samolotów (Poland)
* CTRM - Composites Technology Research Malaysia Sdn Bhd (Malaysia)
* CUB - Cub Aircraft Company (Canada)
* CUB CRAFTERS - Cub Crafters Inc (United States)
* CULP - Culps Specialties (United States)
* CULVER - Culver Aircraft Company (United States)
* CURTISS - Curtiss-Wright Corporation (United States)
* CUSTOM FLIGHT - Custom Flight Components Ltd (Canada)
* CVJETKOVIC - Anton Cvjetkovic (United States)
* CZAW - Czech Aircraft Works SRO (Czechia)

D

* DAC - Dutch Aeroplane Company VOF (Netherlands)
* DAEWOO - Daewoo Heavy Industries Company Ltd (South Korea)
* DALLACH - WD Flugzeugleichtbau GmbH (Germany)
* DAMOURE-FABRE - Damoure et Fabre (France)
* D'APUZZO - Nicholas E.D'Apuzzo (United States)
* DART - Dart Aircraft Company (United States)
* DASA - Daimler-Benz Aerospace AG (Germany); DaimlerChrysler Aerospace AG (Germany); Deutsche Aerospace AG (Germany)
* DASA-ROCKWELL - see DASA and ROCKWELL
* DASSAULT - Avions Marcel Dassault (France); Dassault Aviation (France)
* DASSAULT-BREGUET - Avions Marcel Dassault,Bréguet Aviation (France)
* DASSAULT-BREGUET/DORNIER - see DASSAULT-BREGUET and DORNIER
* DATWYLER - MDC Max Dätwyler AG (Switzerland)
* DAVIS - Leeon D.Davis (United States)
* DE HAVILLAND - The De Havilland Aircraft Company Ltd (United Kingdom)
* DE HAVILLAND AUSTRALIA - The De Havilland Aircraft Company Pty Ltd (Australia)
* DE HAVILLAND CANADA - Bombardier Aerospace De Havilland (Canada); De Havilland Division of Boeing of Canada Ltd (Canada); De Havilland Inc (Canada); The De Havilland Aircraft of Canada Ltd (Canada)
* DE SCHELDE - Koninklijke Maatschappij De Schelde (Netherlands)
* DEBORDE-ROLLAND - Yves Deborde et Jean-Louis Rolland (France)
* DELISLE - Club Aeronautique Delisle Inc (Canada)
* DENEL - Denel Aviation (South Africa)
* DENIZE - Robert Denize (France)
* DENNEY - Denney Aerocraft Company (United States)
* DERAZONA - PT Derazona Aviation Industry (Indonesia)
* DERRINGER - Derringer Aircraft Company LLC (United States)
* DEWOITINE - Constructions Aéronautiques Emile Dewoitine (France); Société Aéronautique Française, Avions Dewoitine (France)
* DF HELICOPTERS - DF Helicopters SRL (Italy)
* DG FLUGZEUGBAU - DG Flugzeugbau GmbH (Germany)
* DIAMOND - Diamond Aircraft Industries GmbH (Austria); Diamond Aircraft Industries Inc (Canada)
* DICKEY - Shirl Dickey Enterprises (United States)
* DICK, KERR & CO. - (United Kingdom)
* DIJKMAN-DULKES - Cor Dijkman-Dulkes (Netherlands)
* DINFIA - Dirección Nacional de Investigaciones y Fabricaciones Aeronáuticas (Argentina)
* DIRGANTARA - PT Dirgantara Indonesia (Indonesia)
* DM AEROSPACE - DM Aerospace Ltd (United Kingdom)
* DORNA - H F Dorna Company (Iran)
* DORNIER - AG für Dornier-Flugzeuge (Switzerland); Dornier GmbH (Germany); Dornier Luftfahrt GmbH (Germany); Dornier-Werke GmbH (Germany)
* DOUGLAS - Douglas Aircraft Company Inc (United States)
* DOWNER - Downer Aircraft Industries Inc (United States)
* DRAGON FLY - Dragon Fly Srl (Italy)
* DREAM - Dream Aircraft Inc (Canada)
* DRIGGS - Driggs Aircraft Corporation (United States)
* DRUINE - Avions Roger Druine (France)
* DUBNA - Proizvodstvenno-Tekhnichesky Kompleks Dubnenskogo Mashinostroitelnogo Zavod AO (Russia)
* DURAND - William H.Durand (United States)
* DURUBLE - Roland Duruble (France)
* DYKE - John W.Dyke (United States)
* DYN'AERO - Société Dyn'Aero (France)

E

* E & K - E & K Sp z oo (Poland)
* EAA - Experimental Aircraft Association Inc (United States)
* EAC - Etudes Aéronautiques & Commerciales SARL (France)
* EAGLE - Eagle Aircraft Company (United States)
* EAGLE AIRCRAFT - Eagle Aircraft Australia Ltd (Australia); Eagle Aircraft International (Australia); Eagle Aircraft Pty Ltd (Australia)
* EARLY BIRD - Early Bird Aircraft Company (United States)o
* ECLIPSE - Eclipse Aviation Corporation (United States)
* ECTOR - Ector Aircraft Company (United States)
* EDGAR PERCIVAL - Edgar Percival Aircraft Ltd (United Kingdom)
* EDGLEY - Edgley Aircraft Ltd (United Kingdom)
* EDRA - EDRA Aeronáutica (Brazil); EDRA Helicentro Peças e Manutençao (Brazil)
* EHI - EH Industries Ltd (United Kingdom/Italy)
* EICH - James P.Eich (United States)
* EIRI - Eiriavion OY (Finland)
* EIS - EIS Aircraft GmbH (Germany)
* EKOLOT - Ekolot (Poland)
* EKW - Eidgenössische Konstruktions Werkstätte (Switzerland)
* ELA AVIACION - ELA Aviación SL (Spain)
* ELBIT - Elbit Systems Ltd (Israel)
* ELITAR - Ehlitar OOO (Russia)
* ELMWOOD - Elmwood Aviation (Canada)
* EMAIR - Emair Inc (United States); Emair, Division of Emroth Company (United States)
* EMBRAER - Empresa Brasileira de Aeronáutica SA (Brazil)
* EMBRAER-FMA - see EMBRAER and FMA
* EMROTH - Emroth Company (United States)
* ENAER - Empresa Nacional de Aeronáutica (Chile)
* ENGLISH ELECTRIC - English Electric Aviation Ltd (United Kingdom); English Electric Company Ltd (United Kingdom)
* ENSTROM - R.J.Enstrom Corporation (United States); The Enstrom Helicopter Corporation (United States)
* EPERVIER - Epervier Aviation SA (Belgium)
* ERCO - Engineering and Research Corporation (United States)
* ERPALS - Erpals Industrie, Etudes et Réalisations de Prototypes pour l'Aviation Légère et Sportive (France)
* ETHIOPIAN AIRLINES - Ethiopian Airlines Enterprise (Ethiopia); Ethiopian Airlines SC (Ethiopia)
* EUROCOPTER - Eurocopter Canada Ltd (Canada); Eurocopter GIE (France/Germany); Eurocopter SA (France/Germany); Eurocopter SAS (France/Germany)
* EUROCOPTER-KAWASAKI - see EUROCOPTER and KAWASAKI
* EURO-ENAER - Euro-Enaer Holding BV (Netherlands)
* EUROFIGHTER - Eurofighter Jagdflugzeug GmbH (Germany/UK/Italy/Spain)
* EURONEF - Euronef SA (Belgium)
* EUROPA AVIATION - Europa Aviation Ltd (United Kingdom)
* EUROSPACE - Eurospace Costruzioni Srl (Italy)
* EVANGEL - Evangel Aircraft Corporation (United Sates)
* EVANS - Evans Aircraft (United States); W.Samuel Evans (United States)
* EVEKTOR-AEROTECHNIK - Evektor-Aerotechnik AS (Czechia)
* EXCALIBUR - Excalibur Aviation Company (United States)
* EXCLUSIVE - Exclusive Aviation (United States)
* EXPERIMENTAL AVIATION - Experimental Aviation Inc (United States)
* EXPLORER (1) - Explorer Aviation (United States)
* EXPLORER (2) - Explorer Aircraft Inc (United States)
* EXPRESS - Express Aircraft Company LLC (United States); Express Design Inc (United States)
* EXTRA - Extra Flugzeugbau GmbH (Germany); Extra Flugzeugproduktions- und Vertriebs- GmbH (Germany)

F

* F+W EMMEN - Eidgenössisches Flugzeugwerk-Fabrique Fédérale d'Avions-Fabbrica Federale d'Aeroplani (Switzerland)
* FAIRCHILD (1) - Fairchild Aircraft Corporation (United States); Fairchild Aircraft Inc (United States); Fairchild Aviation Corporation (United States); Fairchild Engine & Airplane Corporation (United States); Fairchild Industries Inc (United States); Fairchild Stratos Corporation (United States)
* FAIRCHILD (2) - Fairchild Aircraft Ltd (Canada)
* FAIRCHILD DORNIER - Fairchild Aerospace Corporation (United States/Germany)
* FAIRCHILD HILLER - Fairchild Hiller Corporation (United States)
* FAIRCHILD SWEARINGEN - Fairchild Swearingen Corporation (United States)
* FAIREY - Fairey Aviation Company Ltd (United Kingdom)
* FAIRTRAVEL - Fairtravel Ltd (United Kingdom)
* FAJR - Fajr Aviation and Composites Industry (Iran)
* FALCONAR - Falconar Air Engineering (Canada); Falconar Aircraft Ltd (Canada); Falconar Avia Inc (Canada)
* FARIGOUX - Georges Farigoux (France)
* FARRINGTON - Farrington Aircraft Corporation (United States)
* FEUGRAY - G.Feugray (France)
* FFA - FFA Flugzeugwerke Altenrhein AG (Switzerland); Flug und Fahrzeugwerke AG (Switzerland)
* FFT - Gesellschaft für Flugzeug- und Faserverbund Technologie (Germany)
* FIAT - Fiat SpA (Italy)
* FIESELER - Fieseler Flugzeugbau (Germany); Gerhard Fieseler Werke GmbH (Germany)
* FIGHTER ESCORT WINGS - Fighter Escort Wings (United States)
* FIKE - William J.Fike (United States)
* FINAVITEC - Patria Finavitec OY (Finland)
* FISHER - Fisher Flying Products Inc (United States)
* FISHER AERO - Fisher Aero Corporation (United States)
* FLAGLOR - K.Flaglor (United States)
* FLAIR - Flair Aviation Company (United States)
* FLÄMING AIR - Fläming Air GmbH (Germany)
* FLEET - Fleet Aircraft Inc (United States); Fleet Aircraft Ltd (Canada); Fleet Manufacturing & Aircraft Ltd (Canada); Fleet Manufacturing Ltd (Canada)
* FLETCHER - Fletcher Aviation Company (United States); Fletcher Aviation Corporation (United States)
* FLIGHT DESIGN - Flight Design GmbH (Germany)
* FLIGHT ENGINEERS - Flight Engineers Ltd (New Zealand)
* FLIGHTWORKS - Flightworks Corporation (United States)
* FLITZER - Flitzer Aero Publishing Company (United States)
* FLS - FLS Aerospace (Lovaux) Ltd (United Kingdom)
* FLSZ - Flight Level Six-Zero Inc (United States)
* FLUG WERK - Flug Werk GmbH (Germany)
* FLYER - Flyer Industria Aeronautica Ltda (Brazil)
* FMA - Fábrica Militar de Aviones (Argentina); Fábrica Militar de Aviones SA (Argentina)
* FOCKE-WULF - Focke-Wulf Flugzeugbau AG (Germany); Focke-Wulf GmbH (Germany)
* FOKKER - Fokker BV (Netherlands); Fokker-VFW BV (Netherlands); NV Koninklijke Nederlandsche Vliegtuigenfabriek Fokker (Netherlands); NV Koninklijke Nederlandse Vliegtuigenfabriek Fokker (Netherlands)
* FOLLAND - Folland Aircraft Ltd (United Kingdom)
* FORNAIRE - Fornaire Aircraft Company (United States)
* FORNEY - Forney Aircraft Manufacturing Company (United States)
* FOUGA - Etablissements Fouga et Cie (France)
* FOUND - Found Aircraft Canada Inc (Canada); Found Brothers Aviation Ltd (Canada)
* FOUR WINDS - Four Winds Aircraft LLC (United States)
* FOURNIER - Avions Fournier SA (France); Bureau d'Etudes Fournier (France); Fournier Aviation (France); René Fournier (France)
* FRAKES - Frakes Aviation Inc (United States)
* FREE SPIRIT - Free Spirit Aircraft Company Inc (United States)
* FREEDOM MASTER - Freedom Master Corporation (United States)
* FREEWING - Freewing Aerial Robotics Corporation (United States)
* FRONTIER - Frontier Aircraft Inc (United States)
* FRY - Fry Aircraft Design (Switzerland)
* FUJI - Fuji Heavy Industries Ltd (Japan); Fuji Jukogyo K.K. (Japan)
* FUNK - Funk Aircraft Company (United States)

G

* GAF - Government Aircraft Factories (Australia)
* GANNET - Gannet Aircraft (United States)
* GANZAVIA - Ganzavia Kft (Hungary)
* GARDAN - Avions Yves Gardan (France); Yves Gardan (France)
* GARLAND - The Garland Aircraft Company (United Kingdom)
* GARRISON - Peter Garrison (United States)
* GATARD - Avions A.Gatard (France); Société des Avions Statoplan, A.Gatard (France)
* GATES LEARJET - Gates Learjet Corporation (United States)
* GAVILAN - El Gavilán SA (Colombia)
* GENERAL AIRCRAFT - General Aircraft Corporation (United States)
* GENERAL AVIA - General Avia Costruzioni Aeronautiche SRL (Italy)
* GENERAL DYNAMICS - General Dynamics Corporation (United States)
* GENERAL MOTORS - Eastern Aircraft Division of General Motors Corporation (United States)
* GERMAN BIANCO - German Bianco SA, Fabrica Argentina de Aerodinos (Argentina)
* GILES - Richard Giles (United States)
* GIPPSLAND - Gippsland Aeronautics Pty Ltd (Australia)
* GLASER-DIRKS - Glaser-Dirks Flugzeugbau GmbH (Germany)
* GLASS - Glass Aircraft de Colombia (Colombia)
* GLASSIC - Glassic Composites LLC (United States)
* GLOBAL - Global Helicopter Technology Inc (United States)
* GLOBE - Globe Aircraft Corporation (United States)
* GLOSTER - Gloster Aircraft Company Ltd (United Kingdom)
* GOAIR - Goair Products (Australia)
* GOLDEN CIRCLE - Golden Circle Air Inc (United States)
* GOMOLZIG - Herbert Gomolzig Ingenieurbüro (Germany)
* GOODYEAR - Goodyear Aircraft Corporation (United States)
* GREAT LAKES - Great Lakes Aircraft Company Inc (United States); Great Lakes Aircraft Corporation (United States); Great Lakes Aircraft Inc (United States)
* GREAT PLAINS - Great Plains Aircraft Supply Company Inc (United States)
* GREGA - John W.Grega (United States)
* GRIFFON - Griffon Aerospace Inc (United States)
* GRINVALDS - Jean Grinvalds (France)
* GROB - Burkhart Grob Flugzeugbau GmbH & Co KG (Germany); Burkhart Grob Luft- und Raumfahrt GmbH & Co KG (Germany)
* GROEN - Groen Brothers Aviation Inc (United States)
* GROSSO - Grosso Aircraft Inc (United States)
* GROVE - Grove Aircraft Company (United States)
* GRUMMAN - Grumman Aircraft Engineering Corporation (United States); Grumman Corporation (United States)
* GRUMMAN AMERICAN - Grumman American Aviation Corporation (United States)
* GUIZHOU - Guizhou Aviation Industrial Corporation (China)
* GULFSTREAM AEROSPACE - Gulfstream Aerospace Corporation (United States)
* GULFSTREAM AMERICAN - Gulfstream American Corporation (United States)
* GYROFLUG - Gyroflug Ingenieursgesellschaft mbH (Germany)

H

* HAGGLUND - Hägglund & Söner (Sweden)
* HAINZ - Franz Hainz (Germany)
* HALBERSTADT - Halberstädter Flugzeug-Werke GmbH (Germany)
* HALSTED - Barry Halsted (United States)
* HAMILTON - Hamilton Aircraft Company Inc (United States); Hamilton Aviation (United States)
* HANDLEY PAGE - Handley Page (Reading) Ltd (United Kingdom); Handley Page Ltd (United Kingdom)
* HAPI - HAPI Engines Inc (United States)
* HARBIN - Harbin Aircraft Manufacturing Corporation (China)
* HARBIN EMBRAER - Harbin Embraer Aircraft Industry Company Ltd (China)
* HARMON (1) - James B.Harmon (United States)
* HARMON (2) - D & J Harmon Co Inc (United States); Harmon Rocket LLC (United States)
* HAT - Hellenic Aeronautical Technologies (Greece)
* HATZ - John D.Hatz (United States)
* HAWKER - Hawker Aircraft Ltd (United Kingdom)
* HAWKER DE HAVILLAND - Hawker De Havilland Australia Pty Ltd (Australia); Hawker De Havilland Ltd (Australia)
* HAWKER SIDDELEY - Hawker Siddeley Aviation Ltd (United Kingdom)
* HB-AIRCRAFT - HB-Aircraft Industries Luftfahrzeug AG (Austria)
* HB-FLUGTECHNIK - HB-Flugtechnik GmbH (Austria)
* HEINKEL - Ernst Heinkel AG (Germany)
* HEINTZ - Christophe Heintz (France)
* HELIBRAS - Helicópteros do Brasil SA (Brazil)
* HELICOM - Helicom Inc (United States)
* HELIO - Helio Aircraft Company (United States); Helio Aircraft Corporation (United States); Helio Aircraft Ltd (United States)
* HELIOPOLIS - Heliopolis Air Works (Egypt)
* HELIPRO - Helipro Corporation International (United States)
* HELI-SPORT - CH-7 Heli-Sport Srl. (Italy); Heli-Sport Srl (Italy)
* HELWAN - Helwan Air Works (Egypt)
* HENDERSON - Henderson Aero Specialties Inc (United States)
* HESA - HESA (Iran Aircraft Manufacturing Industries Company) (Iran)
* HFB - Hamburger Flugzeugbau GmbH (Germany)
* HIGHLANDER - Highlander Aircraft Corporation (United States)
* HILLBERG - Hillberg Helicopters (United States)
* HILLER - Hiller Aircraft Company Inc (United States); Hiller Aircraft Corporation (United States); Hiller Aviation Inc (United States); Hiller Helicopters (United States); Hiller Helicopters Inc (United States)
* HINDUSTAN - Hindustan Aeronautics Ltd (India); Hindustan Aircraft Ltd (India)
* HIRTH - Wolf Hirth GmbH (Germany)
* HISPANO - La Hispano Aviacion SA (Spain)
* HISTORICAL AIRCRAFT - Historical Aircraft Corporation (United States)
* HK - HK Aircraft Technology AG (Germany)
* HOAC - HOAC Austria Flugzeugwerk Wiener Neustadt GmbH (Austria)
* HOFFMANN - Hoffmann Aircraft Flugzeugproduktion und Entwicklung GmbH (Austria); Hoffmann Flugzeugbau-Friesach GmbH (Austria); Wolf Hoffmann Flugzeugbau KG (Germany)
* HOLCOMB - Jerry Holcomb (United States)
* HOLLMANN - Martin Hollmann (United States)
* HONDA - Honda Motor Company Ltd (Japan)
* HONDA-MISSISSIPPI - see HONDA and MISSISSIPPI
* HONGDU - Hongdu Aviation Industry Group (China)
* HOVEY - Robert W.Hovey (United States)
* HOWARD (1) - Howard Aircraft Corporation (United States)
* HOWARD (2) - Howard Aero Inc (United States); Howard Aero Manufacturing Division of Business Aircraft Corporation (United States)
* HOWARD HUGHES - Howard Hughes Engineering Pty Ltd (Australia)
* HPA - High Performance Aircraft GmbH & Co KG (Germany)
* HUGHES - Hughes Helicopters Division of Summa Corporation (United States); Hughes Helicopters Inc (United States); Hughes Tool Company,Aircraft Division (United States)
* HUMMEL - J.Morry Hummel (United States)
* HUNTING - Hunting Aircraft Ltd (United Kingdom)
* HUNTING PERCIVAL - Hunting Percival Aircraft Ltd (United Kingdom)
* HUREL-DUBOIS - Société de Construction des Avions Hurel-Dubois (France)
* HYDROPLANE - Gidroplan ooo (Russia); Hydroplane Ltd (Russia)
* HYNES - Hynes Helicopter Inc (United States)
* HYUNDAI - Hyundai Precision Industry (South Korea)

I

* IAI - Israel Aircraft Industries Ltd (Israel)
* IANNOTTA - Dott.Ing.Orlando Iannotta (Italy)
* IAR - SC IAR SA (Romania)
* IBIS - Ibis Aerospace Ltd (Czechia/Taiwan)
* ICA - Intreprinderea de Constructii Aeronautice (Romania)
* ICP - ICP Srl (Italy)
* III - Iniziative Industriali Italiane SpA (Italy)
* IKAR - OOO Aviaklub Ikar (Ukraine)
* ILYUSHIN - Aviatsionnyi Kompleks Imeni S.V.Ilyushina OAO (Russia); Ilyushin OKB (Russia)
* IMCO - Intermountain Manufacturing Company (United States)
* IMP - IMP Group Ltd (Canada)
* IMPULSE - Impulse Aircraft GmbH (Germany)
* INDAER CHILE - Industria Aeronáutica de Chile (Chile)
* INDAER PERU - Industria Aeronautica del Peru SA (Peru)
* INDUS - IndUS Aviation Inc (United States)
* INNOVATION - Innovation Engineering Inc (United States)
* INSTYTUT LOTNICTWA - Instytut Lotnictwa (Poland)
* INTER-AIR - International Aircraft Manufacturing Inc (United States)
* INTERAVIA - Interavia Konstruktorskoye Buro AO (Russia)
* INTERNATIONAL HELICOPTERS - International Helicopters Inc (United States)
* INTERPLANE - Interplane spol sro (Czechia)
* INTERSTATE - Interstate Engineering Corporation (United States)
* INTRACOM - Intracom General Machinery SA (Switzerland)
* IPAI - IPAI, Escola de Engenharia de Sâo Carlos (Brazil)
* IPT - Instituto de Pesquisas Tecnologicas (Brazil)
* IRGC - Institute of Industrial Research and Development of the Iran Revolutionary Guard Corps (Iran)
* IRIAF - Islamic Republic of Iran Air Force (Iran)
* IRKUT - Irkutskoye Aviatsionnoye Proizvodstvennoye Obedinenie OAO (Russia)
* IRMA - Intreprinderea de Reparat Material Aeronautic (Romania)
* ISAACS - John O.Isaacs (United Kingdom)
* ISAE - Integrated Systems Aero Engineering Inc (United States)
* ISLAND AIRCRAFT - Island Aircraft Ltd (United Kingdom)
* ISRAVIATION - Israviation Ltd (Israel)
* ISSOIRE - Issoire Aviation SA (France)

J

* J & AS - J & AS Aero Design Sp z oo (Poland)
* JABIRU - Jabiru Aircraft Pty Ltd (Australia)
* JACKAROO - Jackaroo Aircraft Ltd (United Kingdom)
* JAG HELICOPTER - JAG Helicopter Group LLC (United States)
* JAMES - James Aviation (New Zealand)
* JANOWSKI - Jaroslaw Janowski (Poland)
* JAVELIN - Javelin Aircraft Company Inc (United States)
* JEFFAIR - Jeffair Corporation (United States)
* JETCRAFTERS - Jetcrafters Inc (United States)
* JETPROP - Jetprop LLC (United States)
* JETSTREAM - Jetstream Aircraft Ltd (United Kingdom)
* JIHLAVAN - Jihlavan Airplanes sro (Czechia)
* JODEL - Avions Jodel SA (France); Société des Avions Jodel (France)
* JOHNSON - Johnson Aircraft Inc (United States)
* JOHNSTON - Johnston Aircraft Service (United States)
* JORDAN AEROSPACE - Jordan Aerospace Industries (Jordan)
* JUNKERS - Junkers Flugzeug- und Motorenwerke AG (Germany)
* JUNQUA - Roger Junqua (France)
* JURCA - Marcel Jurca (France)

K

* K & S - K & S Aircraft (Canada); K & S Aircraft Supply (Canada)
* KADER - Kader Aircraft Factory (Egypt)
* KAISER - Kaiser Flugzeugbau GmbH (Germany)
* KALINAUSKAS - Rolandas Kalinauskas (Lithuania)
* KAMAN - Kaman Aerospace Corporation (United States); Kaman Aircraft Corporation (United States); Kaman Corporation (United States)
* KAMINSKAS - Rim Kaminskas (United States)
* KAMOV - Kamov OAO (Russia); Kamov OKB (Russia); Vertoletyi Nauchno-Tekhnicheskiy Kompleks Imeni N.I.Kamova (Russia)
* KANPUR - Indian Air Force, Aircraft Manufacturing Depot (India)
* KAPPA - Kappa 77 AS (Czechia)
* KARI - Korea Aerospace Research Institute (South Korea)
* KARI-KEEN - Kari-Keen Aircraft Inc (United States)
* KAWASAKI - Kawasaki Heavy Industries Ltd (Japan); Kawasaki Jukogyo KK (Japan); Kawasaki Kokuki Kogyo K.K. (Japan)
* KAZAN - Kazansky Vertoletnyi Zavod AO (Russia)
* KELEHER - James J.Keleher (United States)
* KELLY - Dudley R.Kelly (United States)
* KELOWNA - Kelowna Flightcraft Group (Canada)
* KESTREL (1) - Kestrel Aircraft Company (United States)
* KESTREL (2) - Kestrel Sport Aviation (Canada)
* KEUTHAN - Keuthan Aircraft (United States)
* KHRUNICHEV - Gosudarstvennyi Kosmicheskii Nauchno-Proizvodstvennyi Tsentr Imeni M V Khrunicheva (Russia)
* KIEGER - André Kieger (France)
* KILLINGSWORTH - Richard Killingsworth (United States)
* KIMBALL - Jim Kimball Enterprises Inc (United States)
* KIMBREL - Michael G.Kimbrel (United States)
* KINETIC - Kinetic Aviation Inc (United States)
* KING'S - The King's Engineering Fellowship (United States)
* KLEMM - Hans Klemm Flugzeugbau (Germany); Klemm Leichtflugzeugbau GmbH (Germany); Klemm-Flugzeuge GmbH (Germany)
* KLS COMPOSITES - KLS Composites (United States)
* KOLB - Kolb Aircraft Inc (United States); Kolb Company Inc (United States); The New Kolb Aircraft Company Inc (United States)
* KOREA AEROSPACE - Korea Aerospace Industries Ltd (South Korea)
* KOREAN AIR - Korean Air Lines Company Ltd (South Korea)
* KOVACH-ELMENDORF - Alexander Kovach and Leonard Elmendorf (United States)
* KOVACS - Joseph Kovács (Brazil)
* KREIDER-REISNER - Kreider-Reisner Aircraft Company Inc (United States)

L

* LA FRANCE - Neil La France (United States)
* LAIRD - E.M.Laird Airplane Company (United States)
* LAKE - Lake Aircraft Corporation (United States); Lake Aircraft Division of Consolidated Aeronautics Inc (United States); Lake Aircraft Inc (United States); Lake Amphibian Inc (United States)
* LAMBACH - LAMBACH Hugo Lambach (Netherlands)
* LAMBERT - Lambert Aircraft Engineering bvba (Belgium)
* LAMMER GEYER - Lammer Geyer Aviation (South Africa)
* LANCAIR - Lancair Group Inc (United States); Lancair International Inc (United States)
* LANCASHIRE - Lancashire Aircraft Company Ltd (United Kingdom)
* LASER - Laser Aerobatics (Australia)
* LAVEN - Joe Laven (United States)
* LAVERDA - Laverda SpA (Italy)
* LAVIASA - Latin Americana de Aviacion SA (Argentina)
* LEAR - Lear Inc (United States)
* LEAR JET - Lear Jet Corporation (United States); Lear Jet Industries Inc (United States)
* LEARJET - Bombardier Aerospace Learjet (United States); Learjet Corporation (United States); Learjet Inc (United States)
* LEAVENS - Leavens Brothers Ltd (Canada)
* LEDERLIN - François Lederlin (France)
* LEGEND - Legend Aircraft Inc (United States)
* LEGER - Gilles Leger (Canada)
* LET - Let AS (Czechia); Let Národní Podnik (Czechia)
* LEZA - Leza AirCam Corporation (United States)
* LEZA-LOCKWOOD - Leza-Lockwood Company (United States)
* LH AVIATION - LH Aviation SARL (France)
* LIBERTY (1) - Liberty Aeronautical (United States)
* LIBERTY (2) - Liberty Aerospace Inc (United States)
* LICHTWERK - NV Lichtwerk (Netherlands)
* LIGHT AERO - Light Aero Inc (United States)
* LIGHT MINIATURE - Light Miniature Aircraft Inc (United States)
* LIGHT WING - Light Wing AG (Switzerland)
* LIGHTNING BUG - Lightning Bug Aircraft Corporation (United States)
* LIPNUR - Lembaga Industri Penerbangan Nurtanio (Indonesia)
* LISUNOV - Lisunov OKB (Russia)
* LITTLE WING - Little Wing Autogyros Inc (United States)
* LMAASA - Lockheed Martin Aircraft Argentina SA (Argentina)
* LOAD RANGER - Load Ranger Inc (United States)
* LOCKHEED - Lockheed Aircraft Corporation (United States); Lockheed Corporation (United States)
* LOCKHEED MARTIN - Lockheed Martin Corporation (United States)
* LOCKHEED MARTIN-BOEING - see LOCKHEED MARTIN and BOEING
* LOCKHEED-AZCARATE - Lockheed-Azcarate SA (Mexico)
* LOCKHEED-BOEING - see LOCKHEED and BOEING
* LOCKWOOD - Lockwood Aviation Inc (United States)
* LOEHLE - Loehle Aircraft Corporation (United States)
* LOMBARDI - Aeronautica Lombardi (Italy); Francis Lombardi & Companie (Italy)
* LONG - David Long (United States)
* LONGREN - Longren Aircraft Company Inc (United States)
* LOPRESTI - LoPresti Inc (United States)
* LORAVIA - Lorraine Aviation (France)
* LOT - Letecké Opravovne Trencin SP (Slovakia)
* LOVING-WAYNE - Neal V.Loving, Wayne Aircraft Company (United States)
* LTV - Ling-Temco-Vought Inc (United States); LTV Aerospace Corporation (United States)
* LUCAS - Emile Lucas (France)
* LUNDS TEKNISKE - Lunds Tekniske (Norway)
* LUNDY - Brian Lundy (United States)
* LUSCOMBE - Luscombe Aircraft Corporation (United States); Luscombe Airplane Corporation (United States); Luscombe Airplane Development Corporation (United States)
* LUTON - Luton Aircraft Ltd (United Kingdom)
* LYAVIN - Peter Lyavin (Russia)

M

* MACAIR - Macair Industries Inc (Canada)
* MACCHI - Aeronautica Macchi SpA (Italy)
* MACDONALD - MacDonald Aircraft Company (United States)
* MACHEN - Machen Inc (United States)
* MAD MAX AERO - Mad Max Aero (United States)
* MAGNI - Magni Gyro di Vittorio Magni (Italy)
* MAKELAN - Makelan Corporation (United States)
* MALMO - AB Malmö Flygindustri (Sweden)
* MAPO - Federalnoye Gosudarstvennoye Unitarnoye Predpriyatie, Voyenno-Promyshlennyi Kompleks MAPO (Russia)
* MARANDA - Maranda Aircraft Company Ltd (Canada)
* MARCO - Marco-Elektronik Company (Poland)
* MARGANSKI - Edward Marganski-Zaklad Remontów i Produkcji Sprzetu Lotniczego (Poland)
* MARIE - Jean-Pierre Marie (France)
* MARMANDE - Marmande Aéronautique (France)
* MARQUART - Ed Marquart (United States)
* MARSH - Marsh Aviation Company (United States)
* MARTIN - Glenn L.Martin Company (United States)
* MAULE - Maule Air Inc (United States); Maule Aircraft Corporation (United States)
* MAUPIN - Jim Maupin (United States)
* MAVERICK - Maverick Air Inc (United States); Maverick Jets Inc (United States)
* MAX HOLSTE - Société des Avions Max Holste (France); Société Nouvelle Max Holste (France)
* MBB - MBB Helicopter Canada Ltd (Canada); Messerschmitt-Bölkow-Blohm GmbH (Germany)
* MBB-KAWASAKI - see MBB and KAWASAKI
* MCCARLEY - Charles E.McCarley (United States)
* MCDONNELL - McDonnell Aircraft Corporation (United States); McDonnell Company (United States)
* MCDONNELL DOUGLAS - McDonnell Douglas Corporation (United States)
* MCKINNON - McKinnon Enterprises Inc (United States); McKinnon-Viking Enterprises (Canada)
* MD HELICOPTERS - MD Helicopters Inc (United States)
* MDB - MDB Flugtechnik AG (Switzerland)
* MEAD - George Mead (United States)
* MELBOURNE - Melbourne Aircraft Corporation Pty Ltd (Australia)
* MELEX - Melex USA Inc (United States)
* MERCURY - Mercury Air Group (United States)
* MERIDIONALI - Elicotteri Meridionali SpA (Italy)
* MERLIN - Merlin Aircraft Inc (United States)
* MESSERSCHMITT - Messerschmitt AG (Germany)
* MESSERSCHMITT-BOLKOW - Messerschmitt-Bölkow GmbH (Germany)
* METEOR - Meteor SpA, Costruzione Aeronautiche (Italy)
* MEYER - George W.Meyer (United States)
* MEYERS - Meyers Aircraft Company (United States)
* MICCO - Micco Aircraft Company (United States)
* MICROJET - Microjet SA (France)
* MICROLEVE - Microleve (Brazil)
* MICROTURBO - Microturbo SA (France)
* MID-CONTINENT - Mid-Continent Aircraft Corporation (United States)
* MIDWEST AEROSPORT - Midwest Aerosport Inc (United States)
* MIGNET - Henri Mignet (France)
* MIKOYAN - Aviatsionnyi Nauchno-Promyshlennyi Kompleks MiG (Russia); Aviatsionnyi Nauchno-Promyshlennyi Kompleks-ANPK MiG Imeni A.I.Mikoyana (Russia); Mikoyan OKB (Russia); Moskovskii Mashinostroitelnyy Zavod Imeni A.I.Mikoyana (Russia)
* MIL - Mil OKB (Russia); Moskovsky Vertoletny Zavod Imeni M L Milya OAO (Russia)
* MILES - F.G.and G.H.Miles (United Kingdom); F.G.Miles Ltd (United Kingdom); Miles Aircraft Ltd (United Kingdom)
* MILLER (1) - Miller (United States)
* MILLER (2) - William Y.Miller (United States)
* MILLICER - Millicer Aircraft Industries Pty Ltd (Australia)
* MINI-IMP - Mini-IMP Aircraft Company (United States)
* MIRAGE - Mirage Aircraft Inc (United States)
* MITCHELL-PROCTER - Mitchell-Procter Aircraft Ltd (United Kingdom)
* MITSUBISHI - Mitsubishi Aircraft International Inc (United States); Mitsubishi Heavy Industries Ltd (Japan); Mitsubishi Jukogyo KK (Japan); Shin Mitsubishi Jukogyo KK (Japan)
* MOLNIYA - Nauchno-Proizvodstvennoye Obedinenie Molniya OAO (Russia)
* MONG - Ralph Mong (United States)
* MONIOT - Avions Philippe Moniot (France)
* MONNETT - John T.Monnett (United States)
* MONOCOUPE - Monocoupe Corporation (United States); Monocoupe of Florida Inc (United States)
* MONTAGNE - Montagne Aircraft LLC (United States)
* MONTANA - Montana Coyote Inc (United States)
* MOONEY - Al W.Mooney (United States); Mooney Aircraft Corporation (United States); Mooney Aircraft Inc (United States)
* MORANE-SAULNIER - Gérance des Etablissements Morane-Saulnier (France); Société Anonyme des Aéroplanes Morane-Saulnier (France); Société d'Exploitation des Etablissements Morane-Saulnier (France); Société Morane-Saulnier (France)
* MORAVAN - Moravan AS (Czechia); Moravan Národní Podnik (Czechia)
* MORRISEY - Bill Morrisey (United States); Morrisey Aircraft Corporation (United States); Morrisey Aviation Inc (United States); The Morrisey Company (United States)
* MORSE - George Morse Jr (United States)
* MOURA - Mauricio Impelizieri P.Moura (Brazil)
* MRAZ - Tovarna Letadel Inz.J.Mráz (Czechia)
* MSW - MSW Aviation (Switzerland)
* MUDRY - Avions Mudry & Cie (France)
* MURPHY - Murphy Aircraft Manufacturing Ltd (Canada); Murphy Aviation Ltd (Canada)
* MURRAYAIR - Murrayair Ltd (United States)
* MUSTANG - Mustang Aeronautics Inc (United States)
* MVEN - Mven OOO (Russia)
* MYASISHCHEV - Eksperimentalnyi Mashinostroitelnyi Zavod Imeni V M Myasishcheva (Russia); Myasishchev OKB (Russia)
* MYLIUS - Leichtflugzeuge-Entwicklungen Dipl.Ing.Hermann Mylius (Germany); Mylius Flugzeugwerk GmbH & Co KG (Germany)

N

* NABERN - Apparatebau Nabern GmbH (Germany)
* NAI - Nanjing Aeronautical Institute (China)
* NAL - National Aeronautical Laboratory (India)
* NAMC (1) - Nihon Aeroplane Manufacturing Company Ltd (Japan); Nihon Kokuki Seizo KK (Japan)
* NANCHANG - Nanchang Aircraft Manufacturing Company (China)
* NANJING - Nanjing Light Aircraft Company (China)
* NANJING UNIVERSITY - Nanjing University of Aeronautics and Astronautics (China)
* NARDI - Nardi Costruzioni Aeronautiche SpA (Italy)
* NASH - Nash Aircraft Ltd (United Kingdom)
* NATIONAL AERONAUTICS - National Aeronautics Company (United States)
* NATIONAL STEEL - National Steel Corporation Ltd (Canada)
* NAVAL AIRCRAFT FACTORY - Naval Aircraft Factory (United States)
* NAVION - Navion Aircraft Company (United States); Navion Aircraft Corporation (United States); Navion Rangemaster Aircraft Corporation (United States)
* NDN - NDN Aircraft Ltd (United Kingdom)
* NEICO - Neico Aviation Inc (United States)
* NEIVA - Industria Aeronáutica Neiva SA (Brazil); Sociedade Construtora Aeronáutica Neiva Ltda (Brazil)
* NESMITH - Robert E.Nesmith (United Staes)
* NEW GLASAIR - New Glasair LLC (United States)
* NEW GLASTAR - New GlaStar LLC (United States)
* NEW MEYERS - The New Meyers Aircraft Company (United States)
* NEW STANDARD - New Standard Aircraft Corporation (United States)
* NEW ZEALAND - New Zealand Aerospace Industries Ltd (New Zealand)
* NHI - NH Industries SARL (France/Germany/Italy)
* NICOLLIER - Henri Nicollier (France)
* NIEUPORT - NIEUPORT Société Anonyme des Etablissements Nieuport (France)
* NIPPER - Nipper Aircraft Ltd (United Kingdom); Nipper Kits and Components Ltd (United Kingdom)
* NITSCHE - LTB Gerhard Nitsche (Germany); Nitsche Flugzeugbau GmbH (Germany)
* NOIN - Noin Aéronautique (France)
* NOORDUYN - Noorduyn Aviation Ltd (Canada); Noorduyn Norseman Aircraft Ltd (Canada)
* NORD - Nord-Aviation, Société Nationale de Constructions Aéronautiques (France); Société Nationale de Constructions Aéronautiques du Nord (France)
* NORDFLUG - Flugzeugbau Nord GmbH (Germany)
* NORMAN - Norman Aviation (Canada)
* NORMAND DUBE - Aviation Normand Dubé Inc (Canada)
* NORTH AMERICAN - North American Aviation Inc (United States)
* NORTH AMERICAN ROCKWELL - North American Rockwell Corporation (United States)
* NORTHERN - Northern Aircraft Inc (United States)
* NORTHROP - Northrop Aircraft Inc (United States); Northrop Corporation (United States)
* NORTHROP GRUMMAN - Northrop Grumman Corporation (United States)
* NOSTALGAIR - Nostalgair Inc (United States)
* NURTANIO - PT Industri Pesawat Terbang Nurtanio (Indonesia)
* NUSANTARA - PT Industri Pesawat Terbang Nusantara (Indonesia)
* NUVENTURE - NuVenture Aircraft (United States)
* NUWACO - NuWaco Aircraft Company Inc (United States)

O

* OAKLAND - Oakland Airmotive Company (United States)
* OBERLERCHNER - Josef Oberlerchner Holzindustrie (Austria)
* OGMA - Oficinas Gerais de Material Aeronáutica (Portugal)
* OLDFIELD - Andrew Oldfield (United States); Barney Oldfield Aircraft Company (United States)
* OLYMPIC ULTRALIGHTS - Olympic Ultralights LLC (United States)
* OMAC - OMAC Inc (United States)
* OMF - Ostmecklenburgische Flugzeugbau GmbH (OMF Aircraft) (Germany)
* OMNI - Omni Titan Corporation (United States)
* OMNI-WELD - Omni-Weld Inc (United States)
* ON MARK - On Mark Engineering Company (United States)
* O'NEILL - O'Neill Airplane Company (United States)
* OPTICA - Optica Industries Ltd (United Kingdom)
* OPTION AIR - Option Air Reno (United States)
* ORLICAN - Orlican Národní Podnik (Czechia)
* OSKBES-MAI - Otraslevoe Spetsialnoe Konstruktorskoe Byuro Eksperimentalnogo Samolyotostroeniya-Moskovskogo Aviatsionnogo Instituta (Russia)
* OSPREY - Osprey Aircraft (United States)

P

* PACAERO - PacAero Engineering Corporation (United States)
* PACI - Philippine Aircraft Company Inc (Philippines)
* PACIFIC AEROSPACE - Pacific Aerospace Corporation Ltd (New Zealand)
* PACIFIC AIRMOTIVE - Pacific Airmotive Corporation (United States)
* PADC - Philippine Aerospace Development Corporation (Philippines)
* PAI - Pacific Aeronautical Inc (Philippines)
* PAKISTAN - Pakistan Aeronautical Complex (Pakistan)
* PANAVIA - Panavia Aircraft GmbH (Germany/United Kingdom/Italy)
* PANHA - Panha (Iran Helicopter Support and Renewal Company) (Iran)
* PANZL - Greg Panzl (United States)
* PAPA 51 - Papa 51 Ltd (United States)
* PARAMOUNT - Paramount Aircraft Corporation (United States)
* PARKER - Cal Y.Parker (United States)
* PARNALL - George Parnall & Company Ltd (United Kingdom)
* PARRISH - Parrish Aircraft Xperimental Inc (United States)
* PARTENAIR - Partenair Design Inc (Canada)
* PARTENAVIA - Partenavia Costruzione Aeronautiche SpA (Italy)
* PASOTTI - Legnami Pasotti SpA (Italy)
* PAULISTA - Companhia Aeronáutica Paulista (Brazil)
* PAWNEE - Pawnee Aviation (United States)
* PAXMAN'S - Paxman's Northern Lite Aerocraft Inc (Canada)
* PAYNE - Vernon W.Payne (United States)
* PAZMANY - Ladislao Pazmany (United States); Pazmany Aircraft Corporation (United States)
* PCV - Pregiate Costruzioni Volanti (Italy)
* PEGASE AERO - Pegase Aero Enr (Canada)
* PENA - Louis Pena (France)
* PENNEC-LUCAS - Serge Pennec & Paul Lucas (France)
* PERCIVAL - Percival Aircraft Ltd (United Kingdom)
* PEREGRINE - Peregrine Flight International (United States)
* PEREIRA - George Pereira (United States)
* PERFORMANCE - Performance Aircraft Inc (United States)
* PHILLIPS - Peter J.C.Phillips (United Kingdom)
* PHILLIPS & POWIS - Phillips & Powis Aircraft (Reading) Ltd (United Kingdom); Phillips & Powis Aircraft Ltd (United Kingdom)
* PHOENIX - Phoenix Aircraft Ltd (United Kingdom)
* PHOENIX-AVIACOR - Phoenix OKB, Aviakor Mezhdunarodnaya Aviatsionnaya Korporatsiya OAO (Russia)
* PIAGGIO - Industrie Aeronautiche e Meccaniche Rinaldo Piaggio SpA (Italy); Piaggio & Companie SpA (Italy); Piaggio Aero Industries SpA (Italy)
* PIAGGIO-DOUGLAS - see PIAGGIO and DOUGLAS
* PIEL - Avions Claude Piel (France); Claude Piel (France); Etablissements Claude Piel (France); Piel Aviation SA (France)
* PIETENPOL - Bernard H.Pietenpol (United States)
* PIK - Polyteknikkojen Ilmailukerho (Finland)
* PILATUS - Pilatus Flugzeugwerke AG (Switzerland)
* PILATUS BRITTEN-NORMAN - Pilatus Britten-Norman Ltd (United Kingdom)
* PIPER - Piper Aircraft Corporation (United States); The New Piper Aircraft Inc (United States)
* PITCAIRN-CIERVA - Pitcairn-Cierva Autogiro Company (United States)
* PITTS - Curtis Pitts (United States); Pitts Aerobatics (United States); Pitts Aviation Enterprises (United States)
* PLAN - Max Plan (France)
* PLUMB - Plumb (United States)
* POBER - Paul H.Poberezny (United States)
* PODESVA - Peter Podesva (Czechia); Tomás Podesva (Czechia)
* POLIKARPOV - Polikarpov OKB (Russia)
* POLITECHNIKA WARSZAWSKA - Politechnika Warszawska (Poland)
* PORTERFIELD - Porterfield Aircraft Corporation (United States)
* POTEZ - Etablissements Henry Potez SARL (France); Société des Avions et Moteurs Henry Potez (France)
* POTEZ AIR-FOUGA - Potez Air-Fouga (France)
* POTTIER - Avions Pottier (France); Jean Pottier (France)
* POWELL - John C.Powell (United States)
* PRACTAVIA - Practavia Ltd (United Kingdom)
* PRESCOTT - Prescott Aeronautical Corporation (United States)
* PRIVATE EXPLORER - Private Explorer Inc (United States)
* PROCAER - Progetti Costruzioni Aeronautiche SpA (Italy)
* PROFESSIONAL AVIATION - Professional Aviation Services (Pty) Ltd (South Africa)
* PROGRESSIVE AERODYNE - Progressive Aerodyne Inc (United States)
* PROMAVIA - Promavia SA (Belgium)
* PROTECH - ProTech Aircraft Inc (United States)
* PROWLER - Prowler Aviation Inc (United States)
* PULSAR - Pulsar Aircraft Corporation (United States)
* PUTZER - Alfons Pützer KG (Germany)
* PZL-MIELEC - Polskie Zaklady Lotnicze Sp z oo (Poland); Wytwórnia Sprzetu Komunikacyjnego-Panstwowe Zaklady Lotnicze Mielec (Poland); Wytwórnia Sprzetu Komunikacyjnego-Panstwowe Zaklady Lotnicze Mielec SA (Poland)
* PZL-OKECIE - Centrum Naukowo-Produkcyjne Samolotow Lekkich-Panstwowe Zaklady Lotnicze Warszawa (Poland); EADS PZL Warszawa-Okecie SA (Poland); Panstwowe Zaklady Lotnicze Warszawa-Okecie (Poland); Panstwowe Zaklady Lotnicze Warszawa-Okecie SA (Poland); Wytwórnia Sprzetu Komunikacyjnego-Panstwowe Zaklady Lotnicze Okecie (Poland); Wytwórnia Sprzetu Komunikacyjnego-Panstwowe Zaklady Lotnicze Warszawa-Okecie (Poland)
* PZL-SWIDNIK - Wytwórnia Sprzetu Komunikacyjnego Im.Zygmunta Pulawskiego-Panstwowe Zaklady Lotnicze Swidnik (Poland); Wytwórnia Sprzetu Komunikacyjnego-Panstwowe Zaklady Lotnicze Swidnik (Poland); Zygmunta Pulawskiego-Panstwowe Zaklady Lotnicze Swidnik SA (Poland)

Q

* QUERCY - Centre National Quercy-Rouergue RSA (France)
* QUEST - Quest Aircraft Company LLC (United States)
* QUESTAIR - Questair Inc (United States)
* QUICKIE - Quickie Aircraft Corporation (United States); Quickie Enterprises Inc (United States)
* QUIKKIT - Quikkit Corporation (United States); Quikkit Division of Rainbow Flyers Inc (United States); Quikkit Inc (United States)

R

* R & B - R & B Aircraft Company (United States)
* RACA - Representaciones Aero Comerciales Argentinas SA (Argentina)
* RADAB - AB Radab (Sweden)
* RAF (1) - Royal Aircraft Factory (United Kingdom)
* RAGWING - RagWing Aircraft Designs (United States)
* RAINBOW - Rainbow Aircraft (Pty) Ltd (South Africa)
* RAND - Kenneth Rand (United States); Rand Robinson Engineering Inc (United States)
* RANS - Rans Inc (United States)
* RAVIN - SA Ravin Composite Aircraft Manufacturers (South Africa)
* RAYTHEON - Raytheon Aircraft Company (United States); Raytheon Corporate Jets Inc (United Kingdom)
* REARWIN - Rearwin Aircraft & Engines Inc (United States); Rearwin Airplanes Inc (United States)
* REDA - Reda-MDT Ltd (Russia)
* REDFERN - Walter Redfern Company (United States)
* REFLEX - Reflex Fiberglass Works Inc (United States)
* REIMS - Reims Aviation SA (France)
* REMOS - Remos Aircraft GmbH (Germany)
* RENAISSANCE (1) - Renaissance Composites Inc (United States)
* RENAISSANCE (2) - Renaissance Aircraft LLC (United States)
* RENARD - Robert Renard (France)
* REPLICA PLANS - Replica Plans (Canada)
* REPUBLIC - Republic Aviation Corporation (United States)
* REVOLUTION - Revolution Helicopter Corporation Inc (United States)
* RHEIN - Rhein-Flugzeugbau GmbH (Germany)
* RHEIN-WEST-FLUG - Rhein-West-Flug Fischer und Companie (Germany)
* RIHN - Dan Rihn (United States); Rihn Aircraft Corporation (United States)
* RILEY - Riley Aeronautics Corporation (United States); Riley Aircraft Corporation (United States); Riley Aircraft Manufacturing Inc (United States); Riley International Corporation (United States); Riley Turbostream Corporation (United States)
* RLU - Charles B.Roloff, Robert Liposky and Carl Unger (United States)
* ROBIN - Avions Pierre Robin (France); Avions Pierre Robin Inc (Canada); Robin Aviation (France)
* ROBINSON - Robinson Helicopter Company (United States)
* ROCK - J.Rock Segelflugzeugbau (Germany)
* ROCKET - Rocket Aircraft Company (United States)
* ROCKWELL - Rockwell International Corporation (United States)
* ROCKWELL-MBB - see ROCKWELL and MBB
* ROGERSON HILLER - Rogerson Hiller Corporation (United States)
* ROLLADEN-SCHNEIDER - Rolladen-Schneider Flugzeugbau GmbH (Germany)
* ROLLASON - Rollason Aircraft and Engines Ltd (United Kingdom)
* ROMAERO - SC Romaero SA (Romania)
* ROTARY AIR FORCE - Rotary Air Force Inc (Canada)
* ROTEC - Rotec Engineering Inc (United States)
* ROTORWAY - Rotorway Aircraft Inc (United States); Rotorway International (United States)
* ROUCHAUD - F.Rouchaud, Construction Aéronautique (France)
* ROUSSEAU - Etablissements Rousseau Aéronautique (France); Rousseau Aviation (France)
* RTAF - Royal Thai Air Force (Thailand)
* RUAG - RUAG Aerospace (Switzerland)
* RUPERT - Charles Rupert Joses (Brazil)
* RUSCHMEYER - Ruschmeyer Luftfahrttechnik GmbH (Germany)
* RUTAN - Rutan Aircraft Factory (United States); Rutan Aircraft Factory Inc (United States)
* RYAN - Ryan Aerospace L.L.C. ; Austin Texas (United States)
* RYAN - Ryan Aeronautical Company (United States)

S

* SAAB - Saab AB (Sweden); Saab Aircraft AB (Sweden); Saab-Scania AB (Sweden); Svenska Aeroplan AB Saab (Sweden)
* SAAB-FAIRCHILD - see SAAB and FAIRCHILD
* SAASA - Servicios Aéreas de America SA (Mexico)
* SABCA - Société Anonyme Belge de Constructions Aéronautiques (Belgium)
* SADLER - Sadler Aircraft Corporation (United States)
* SAI (1) - Skandinavisk Aero Industri AS (Denmark)
* SAI (2) - SAI Società Aeronautica Italiana srl (Italy)
* SAINT GERMAIN - Centre de Recherches Jean Saint Germain Inc (Canada)
* SALVAY-STARK - M.E.Salvay and George Stark (United States)
* SAMSUNG - Samsung Aerospace Industries Ltd (South Korea)
* SAN - Société Aéronautique Normande (France)
* SANDS - Ron Sands Company (United States)
* SARGENT-FLETCHER - Sargent-Fletcher Company (United States)
* SATIC - Special Aircraft Transport International Company (France/Germany)
* SAU - Nauchno-Proizvodstvennaya Korporatsiya Samoloty-Amfibyi Universalnyye (Russia)
* SAUPER - Sauper Aviation SA (France)
* SAUSER - Sauser Aircraft Company (United States)
* SCALED - Scaled Composites Inc (United States)
* SCAN - Société des Constructions Aéro-Navales (France)
* SCANOR - Société de Construction Aéronautique du Nord (France)
* SCENIC - Scenic Aviation Services (United States)
* SCHAFER - Schafer Aircraft Modifications Inc (United States)
* SCHEIBE - Scheibe Flugzeugbau GmbH (Germany)
* SCHEMPP-HIRTH - Schempp-Hirth Flugzeugbau GmbH (Germany); Schempp-Hirth GmbH & Companie KG (Germany); Schempp-Hirth GmbH (Germany); Schempp-Hirth OHG (Germany)
* SCHLEICHER - Alexander Schleicher GmbH & Co (Germany); Alexander Schleicher Segelflugzeugbau (Germany)
* SCHWEIZER - Schweizer Aircraft Corporation (United States)
* SCINTEX - Scintex-Aviation SA (France)
* SCOTTISH AVIATION - Scottish Aviation Ltd (United Kingdom)
* SCWAL - SCWAL SA (Belgium)
* SEABIRD - Seabird Aviation Australia Pty Ltd (Australia); Seabird Aviation Jordan LLC (Jordan)
* SEASTAR - SeaStar Aircraft Inc (United States)
* SEAWIND - Seawind Inc (United States); Seawind International Inc (Canada); SNA Inc (United States)
* SEGUIN - Seguin Aviation Inc (United States)
* SEPECAT - Société Européenne de Production de l'Avion ECAT (France/United King
* SEQUOIA - Sequoia Aircraft Corporation (United States)
* SERV-AERO - Serv-Aero Engineering Inc (United States)
* SERVOPLANT - Servoplant SRL (Romania)
* SF - Swiss Aircraft and Systems Enterprise Corporation (Switzerland)
* SG AVIATION - SG Aviation (Italy))
* SGAU - Samarsky Gosudartvennyi Aerokosmitsesky Universitet (Russia)
* SHAANXI - Shaanxi Aircraft Company (China); Shaanxi Transport Aircraft Factory (China)
* SHADIN - Shadin Company Inc (United States)
* SHANGHAI - Shanghai Aircraft Manufacturing Factory (China); Shanghai Aviation Industrial Corporation (China)
* SHANGHAI SIKORSKY - Shanghai Sikorsky Aircraft Company Ltd (China)
* SHENYANG - Shenyang Aircraft Corporation (China); Shenyang Aircraft Factory (China)
* SHENYANG SAILPLANE - Shenyang Sailplane and Lightplane Factory (China); Shenyang Sailplane Factory (China)
* SHERPA - Sherpa Aircraft Manufacturing Company (United States)
* SHIJIAZHUANG - Shijiazhuang Aircraft Manufacturing Corporation (China); Shijiazhuang Aircraft Plant (China)
* SHIN MEIWA - Shin Meiwa Industry Company Ltd (Japan)
* SHINMAYWA - ShinMaywa Industries Ltd (Japan); ShinMaywa Kogyo KK (Japan)
* SHINN - Shinn Engineering Inc (United States)
* Short Brothers - Short Brothers & Harland Ltd (United Kingdom); Short Brothers Ltd (United Kingdom); Short Brothers PLC (United Kingdom)
* SIAI-MARCHETTI - SIAI-Marchetti SpA (Italy)
* SIAT - Siebelwerke-ATG GmbH (Germany)
* SIKORSKY - Sikorsky Aircraft Division of United Aircraft Corporation (United States); Sikorsky Aircraft Division of United Technologies Corporation (United States)
* SILHOUETTE - Silhouette Aircraft Inc (United States)
* SILVAIRE - Silvaire Aircraft Company (United States)
* SILVERCRAFT - Silvercraft SpA (Italy)
* SINDLINGER - Fred G.Sindlinger (United States)
* SINGAPORE - Singapore Aerospace Ltd (Singapore); Singapore Aircraft Industries Pte Ltd (Singapore); Singapore Technologies Aerospace Ltd (Singapore)
* SINO SWEARINGEN - Sino Swearingen Aircraft Corporation (United States/China-Taiwan)
* SIPA - Société Industrielle pour l'Aéronautique (France)
* SIRAVIA - Siravia SA (France)
* SISLER - Sisler Aircraft Company (United States)
* SIVEL - Sivel Srl (Italy)
* SKYCRAFT - Skycraft International Inc (United States)
* SKYDANCER - SkyDancer Aviation (United States)
* SKYFOX - Skyfox Aviation Ltd (Australia)
* SKYGEAR - Korean Light Aircraft Corporation (South Korea)
* SKYOTE AEROMARINE - Skyote Aeromarine Ltd (United States)
* SKYSTAR - Skystar Aircraft Corporation (United States)
* SLEPCEV - Slepcev Aircraft Industries (Australia)
* SLINGSBY - Slingsby Aviation Ltd (United Kingdom)
* SLIPSTREAM - SlipStream Industries Inc (United States)
* SMAN - Société Morbihannaise d'Aéro Navigation (France)
* SME - SME Aviation Sdn Bhd (Malaysia)
* SMITH (1) - Frank W.Smith (United States)
* SMITH (2) - Wilbur L.Smith (United States)
* SMITH (3) - Barry Smith (United Kingdom)
* SMYTH - Jerry Smyth (United States)
* SNOBIRD - SnoBird Inc (United States)
* SNOW - Snow Aeronautical Company (United States); Snow Aeronautical Corporation (United States)
* SOCA - Société de l'Ouest de Construction Aéronautique (France)
* SOCATA - EADS Socata (France); Socata Group Aerospatiale (France); Socata Group Aerospatiale Matra (France); Société de Construction d'Avions de Tourisme et d'Affaires (France)
* SOKO - Preduzece Soko (Bosnia-Hercegovina); Soko Air Mostar (Bosnia-Hercegovina); Soko Metalopreradijavacka Industrija sa Organicenom Solidarnom Odgovornoscu Oour-A Oour Fabrika Vazduhoplova (Bosnia-Hercegovina); Soko Vazduhoplovna Industrija Radna Organizacija Vazduhoplovstvo (Bosnia-Hercegovina); Sour Vazduhoplovna Industrija Soko (Bosnia-Hercegovina); Vazduhoplovna Industrija Soko DD (Bosnia-Hercegovina)
* SOKO-CNIAR - see SOKO and CNIAR
* SOLOY - Soloy Conversions Ltd (United States)
* SONEX - Sonex Ltd (United States)
* SOPWITH - The Sopwith Aviation Company Ltd (United Kingdom)
* SORRELL - C.Hobart Sorrell (United States); Sorrell Aviation (United States)
* SPARTAN - Spartan Aircraft Company (United States)
* SPECTER - Specter Aircraft (United States)
* SPECTRUM - Spectrum Aeronautical LLC (United States)
* SPEEDTWIN - Speedtwin Developments Ltd (United Kingdom)
* SPENCER - P.H.Spencer (United States); Spencer Amphibian Aircraft Inc (United States)
* SPEZIO - Tony and Dorothy Spezio (United States)
* SPITFIRE - Spitfire Helicopter Company Ltd (United States)
* SPORT RACER - Sport Racer Inc (United States)
* SPORTAVIA-PUTZER - Sportavia-Pützer GmbH u.Co.KG (Germany)
* SPRATT - George G.Spratt (United States)
* SPRING - W.Spring (Canada)
* SSH - Serwis Samolotow Historycznich (Poland)
* ST. CROIX - St. Croix Aircraft (United States)
* ST. JUST - St. Just Aviation Inc (Canada)
* STAMPE - Stampe & Renard (Belgium); Stampe & Vertongen (Belgium)
* STARCK - André Starck (France)
* STARFIRE - Starfire Aviation Inc (United States)
* STARK - Stark Flugzeugbau KG (Germany); Stark Iberica SA (Spain)
* STARKRAFT - Starkraft (United States)
* STARK-TREFETHEN - George Stark and Al Trefethen (United States)
* STAR-LITE - Star-Lite Aircraft (United States)
* STARPAC - Star of Phoenix Aircraft (United States)
* STATLER - William H.Statler (United States)
* STAUDACHER - Staudacher Aircraft Inc (United States)
* STEARMAN - Stearman Aircraft Company (United States)
* STEEN - Lamar Steen (United States)
* STEMME - Stemme Gmbh & Co KG (Germany)
* STEPHENS - C.L.Stephens (United States)
* STERN - René Stern (France)
* STERN-MALLICK - René Stern et Richard Mallick (France)
* STEWART (1) - Stewart Aircraft Corporation (United States)
* STEWART (2) - Donald Stewart (United States)
* STINSON - Stinson Aircraft Corporation (United States); Stinson Division of Consolidated Vultee Corporation (United States)
* STITS - Stits Aircraft (United States)
* STODDARD-HAMILTON - Stoddard-Hamilton Aircraft Inc (United States)
* STOLP - Louis A.Stolp (United States)
* STORCH AVIATION - Storch Aviation Australia Pty Ltd (Australia)
* STREAMLINE WELDING - Streamline Welding Inc (Canada)
* STRIPLIN - Striplin Aircraft Corporation (United States)
* STROJNIK - Prof.Alex Strojnik (United States)
* SUD - Sud-Aviation, Société Nationale de Constructions Aéronautiques (France)
* SUD-EST - Société Nationale de Constructions Aéronautiques du Sud-Est (France); Sud-Est Aviation (France)
* SUDFLUG - Flugzeug-Union-Süd (Germany)
* SUD-OUEST - Ouest-Aviation (France); Société Nationale de Constructions Aéronautiques du Sud-Ouest (France)
* SUKHOI - Gosudarstvennoye Unitarnoye Predpriyatie Aviatsionnyi Voyenno-Promyshlennyi Komplex Sukhoi (Russia); Opytnyi Konstruktorskoye Buro Sukhogo AOOT (Russia); Sukhoi OKB (Russia)
* SUMMIT - Summit Aviation Inc (United States)
* SUNDERLAND - Sunderland Aircraft (United States)
* SUPAPUP - Supapup Aircraft, Division of Teknico Pty Ltd (Australia)
* SUPER-CHIPMUNK - Super-Chipmunk Inc (Canada)
* SUPERMARINE - Supermarine Aviation Works (Vickers) Ltd (United Kingdom); Vickers-Armstrongs (Aircraft) Ltd (Supermarine Division) (United Kingdom); Vickers-Armstrongs Ltd (Aircraft Section) (Supermarine Division) (United Kingdom)
* SUPERMARINE AIRCRAFT - Supermarine Aircraft PL (Australia)
* SWEARINGEN - Swearingen Aircraft (United States); Swearingen Aircraft Corporation (United States); Swearingen Aircraft Inc (United States); Swearingen Aviation Corporation (United States); Swearingen Engineering and Technology Inc (United States)
* SYNAIRGIE - Synairgie (France)
* SZD - Przedsiebiorstwo Doswiadczalno Produkcyjne Szybownictwa-Panstwowe Zaklady Lotnice Bielsko (Poland); Szybowcowy Zaklad Doswiadczalny (Poland)

T

* TAIFUN - Taifun Experimental Design Bureau (Russia)
* TAMARIND - Tamarind International Ltd (United States)
* TANEJA - Taneja Aerospace and Aviation Ltd (India)
* TAPANEE - Tanapee Aviation Inc (Canada)
* TAYLOR (1) - Taylor Aircraft Company (United States)
* TAYLOR (2) - Moulton B.Taylor (United States)
* TAYLOR (3) - C.Gilbert Taylor (United States); Taylor Aero Inc (United States)
* TAYLOR (4) - John F.Taylor (United Kingdom)
* TAYLOR KITS - Taylor Kits Corporation (United States)
* TAYLORCRAFT (1) - Taylorcraft Aircraft (United States); Taylorcraft Aviation Company (United States); Taylorcraft Aviation Corporation (United States); Taylorcraft Inc (United States)
* TAYLORCRAFT (2) - Taylorcraft Aeroplanes (England) Ltd (United Kingdom)
* TAYLOR-YOUNG - Taylor-Young Airplane Company (United States)
* TBM - TBM Corporation (France/United States); TBM SA (France)
* TEAL - Teal Aircraft Corporation (United States)
* TEAM ROCKET - Team Rocket Inc (United States)
* TEAM TANGO - Team Tango Division, DFL Holdings Inc (United States)
* TECH'AERO - Tech'Aero (France)
* TECHNOAVIA - Nauchno-Kommerchesky Firma Technoavia (Russia)
* TECHNOFLUG - Technoflug Leichtflugzeugbau GmbH (Germany)
* TECNAM - Costruzioni AeronauticheTecnam Srl (Italy)
* TED SMITH - Ted R.Smith & Associates (United States); Ted Smith Aerostar Corporation (United States); Ted Smith Aircraft Company Inc (United States)
* TEMCO - Temco Aircraft Corporation (United States); Texas Engineering & Manufacturing Company Inc (United States)
* TENNESSEE VALLEY - Tennessee Valley Aviation Products Ltd (United States)
* TERR-MAR - Terr-Mar Aviation Corporation (Canada)
* TERZI - Terzi Aerodine (Italy)
* TEXAS AIRPLANE - Texas Airplane Factory (United States)
* TEXAS HELICOPTER - Texas Helicopter Corporation (United States)
* THORP - John W.Thorp (United States); Thorp 211 Aircraft Company Inc (United States); Thorp Aero Inc (United States); Thorp Aircraft (United States); Thorp Engineering Company (United States)
* THRUSH - Thrush Aircraft Inc (United States)
* THUNDER WINGS - Thunder Wings, Division of Thunder Development Inc (United States)
* THURSTON - Thurston Aeromarine Corporation (United States); Thurston Aircraft Corporation (United States)
* TIGER - Tiger Aircraft LLC (United States)
* TIME WARP - Time Warp Aircraft Inc (United States)
* TIPSY - Ernest Oscar Tips (Belgium)
* TITAN - Titan Aircraft Company (United States)
* TL ULTRALIGHT - TL Ultralight sro (Czechia)
* TM AIRCRAFT - TM Aircraft (United States)
* TOYOTA - Toyota Motor Corporation (Japan)
* TRADEWIND TURBINES - Tradewind Turbines Corporation (United States)
* TRAGO MILLS - Trago Mills Ltd (United Kingdom)
* TRANSALL - Arbeitsgemeinschaft Transall (Germany/France)
* TRANSAVIA - Transavia Corporation Pty Ltd (Australia); Transavia Division of Transfield (NSW) Pty Ltd (Australia)
* TRAVEL AIR - Travel Air Company (United States); Travel Air Manufacturing Company Inc (United States)
* TRECKER - Trecker Aircraft Corporation (United States)
* TRIDAIR - Tridair Helicopters Inc (United States)
* TRIDENT - Trident Aircraft Ltd (Canada)
* TRI-R - Tri-R Technologies Inc (United States)
* TUPOLEV - Aviatsionny Nauchno-Tekhnishesky Kompleks Imeni A N Tupoleva OAO (Russia); Tupolev OKB (Russia)
* TURBINE DESIGN - Turbine Design Inc (United States)
* TURNER - E.L.Turner (United States)
* TUSAS - TUSAS Aerospace Industries Inc (Turkey); TUSAS Havacilik ve Uzay Sanayi AS (Turkey)
* TUSCO - Tulsa Manufacturing Corporation (United States)
* TWI - TWI Flugzeuggesellschaft mbH (Germany)

U

* UDET - Udet-Flugzeugbau GmbH (Germany)
* UETZ - Walter Uetz Flugzeugbau (Switzerland)
* UFO - Ultimate Flying Object Inc (New Zealand)
* ULLMANN - Ullmann Aircraft Company (United States)
* ULTIMATE - Ultimate Aircraft Division of Ultimate Aerobatics Ltd (Canada)
* ULTRAVIA - Ultravia Aero International Inc (Canada)
* UMBAUGH - Umbaugh Aircraft Corporation (United States)
* UMBRA - Aeronautica Umbra (Italy)
* UNC - UNC Helicopter (United States)
* UNIKOMTRANSO - Unikomtranso AO (Russia)
* UNIS - Unis Obchodni spol sro (Czechia)
* UNITED CANADA - United Aircraft of Canada (Canada)
* UNITED CONSULTANT - United Consultant Corporation (United States)
* URBAN - Urban Air sro (Czechia)
* UTVA - UTVA Fabrika Aviona (Yugoslavia); UTVA-Sour Metalne Industrije, RO Fabrika Aviona (Yugoslavia)

V

* VALENTIN - Valentin Flugzeugbau GmbH (Germany)
* VALLADEAU - Valladeau (France)
* VALMET - Valmet Aviation Industries (Finland); Valmet OY, Kuoreveden Tehdas (Finland); Valmet OY, Kuorevesi Works (Finland); Valmet OY, Lentokonetehdas (Finland)
* VALTION - Valtion Lentokonetehdas (Finland); Valtion Metallitehtaat (Finland)
* VAN'S - Van's Aircraft Inc (United States)
* VARDAX - Vardax Corporation (United States)
* VARGA - Varga Aircraft Corporation (United States)
* VAT - Vertical Aviation Technologies Inc (United States)
* VEB - Vereinigung Volkseigener Betriebe Flugzeugbau Dresden (Germany)
* VELOCITY - Velocity Inc (United States)
* VENTURE - Venture Light Aircraft Resources LLC (United States)
* VERILITE - Verilite Aircraft Company Inc (United States)
* VERTOL - Vertol Aircraft Company (United States)
* VFW - VFW-Fokker GmbH (Germany)
* VICKERS - Vickers (Aviation) Ltd (United Kingdom); Vickers-Armstrongs (Aircraft) Ltd (United Kingdom)
* VICKERS-SLINGSBY - Vickers-Slingsby Division of Vickers Ltd Offshore Engineering Group (United Kingdom)
* VICTA - Victa Ltd (Australia)
* VIDOR - Giuseppe Vidor (Italy)
* VIKING - Viking Aircraft Ltd (United States)
* VIPER - Viper Aircraft Corporation (United States)
* VISIONAIRE - VisionAire Corporation (United States)
* VITEK - Kompaniya Vitek (Russia)
* VOLAIRCRAFT - Volaircraft Inc (United States)
* VOLMER - Volmer Aircraft (United States); Volmer Jensen (United States)
* VOLPAR - Volpar Inc (United States)
* VOUGHT - Vought Aircraft Company (United States); Vought Corporation (United States)
* VOUGHT-SIKORSKY - Vought-Sikorsky Division of United Aircraft (United States)
* VSR - VSR (United States)
* VSTOL - VSTOL Aircraft Corporation (United States)
* VTOL AIRCRAFT - VTOL Aircraft Pty Ltd (Australia)
* VULCANAIR - VulcanAir SpA (Italy)
* VULTEE - Vultee Aircraft Division of Avco (United States); Vultee Aircraft Inc (United States)

W

* WACO - Waco Aircraft Company (United States); Waco Airplanes, Advance Aircraft Company (United States)
* WACO CLASSIC - Waco Classic Aircraft Corporation (United States)
* WACO OHIO - Waco Aircraft Company Ohio Inc (United States)
* WAGAERO - WagAero Inc (United States)
* WALLERKOWSKI - Heinz Wallerkowski (Germany)
* WAR - War Aircraft Replicas (United States); War Aircraft Replicas International Inc (United States)
* WARNER (1) - Richard Warner Aviation Inc (United States)
* WARNER (2) - Warner Aerocraft Inc (United States)
* WASSMER - Société des Etablissements Benjamin Wassmer (France); Wassmer Aviation SA (France)
* WATSON - Gary Watson (United States)
* WEATHERLY - Weatherly Aviation Company Inc (United States)
* WENDT - Wendt Aircraft Engineering (United States)
* WESTERN - Western Aircraft Supplies (Canada)
* WESTLAND - GKN Westland Helicopters Ltd (United Kingdom); Westland Aircraft Ltd (United Kingdom); Westland Helicopters Ltd (United Kingdom)
* WHATLEY - Vascoe Whatley Jr (United States)
* WHEELER - Wheeler Aircraft Company (United States); Wheeler Technology Inc (United States)
* WHITE - E.Marshall White (United States)
* WHITE LIGHTNING - White Lightning Aircraft Corporation (United States)
* WILDEN - Helmut Wilden (Germany)
* WINDECKER - Windecker Industries Inc (United States)
* WINDEXAIR - Windexair AB (Sweden)
* WING - Wing Aircraft Company (United States)
* WINGTIP TO WINGTIP - Wingtip to Wingtip LLC (United States)
* WITTMAN - Steve J.Wittman (United States)
* WOLF - Donald S.Wolf (United States)
* WOLFSBERG - Wolfsberg Aircraft Corporation NV (Belgium); Wolfsberg-Evektor SRO (Czechia)
* WOODS - H.L.Woods (United States)
* WREN - Wren Aircraft Corporation (United States)
* WUHAN - Wuhan Helicopter General Aviation Corporation (China)
* WÜST - Wüst GmbH (Germany)
* WZL 3 - Wojskowe Zaklady Lotnicze Nr.3 (Poland)

X

* XIAN - Xian Aircraft Company (China)

Y

* YAKOVLEV - Moskovskii Mashinostroitelnyy Zavod "Skorost" Imeni A.S.Yakovleva (Russia); Opytno-Konstruktorskoye Byuro Imeni A S Yakovleva OAO (Russia); Yakovlev Aviatsionnoye Korporatsiya OAO (Russia); Yakovlev OKB (Russia)
* YALO - Zaklad Naprawy i Budowy Sprzetu Latajacego Yalo SC (Poland)

Z

* ZENAIR - Zenair Ltd (Canada)
* ZENITH - Zénith Aircraft Company (United States)
* ZIVKO - Zivko Aeronautics Inc (United States)
* ZLIN - Moravan Aeroplanes Inc (Czechia); Moravan AS (Czechia); Moravan Národní Podnik (Czechia); Zlinská Letecká AS (Czechia)


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