| Advanced Aviation Inc | USA | Kit planes |
| Aerial Experimental Association | Canada | 1907-1909 |
| Aermacchi | Italy | 1957-2003 became Alenia Aermacchi |
| Aero Commander | USA | 1950-1981 |
| Aero Design and Engineering Company | USA | 1950-1960 became Aero Commander Division of Rockwell International
|
| Aero Vodochody | Czech Rep | 1919- |
| Aerocar International (Taylor) | USA | 1949- |
| Aeronautica Macchi | Italy | 1912-
1957 became Aermacchi |
| Aeronca Aircraft Corporation | USA | 1928-1937 Moved to Middletown |
| Aeroplanes Hanriot et Cie | France | 1914-1930 became Lorraine-Hanriot
|
| Aeroprogress | Russia | |
| Air Force Research Lab | USA | |
| Airspeed Ltd | UK | 1934 - 1951 merged with De Havilland |
| Akron Aircraft Co (FUNK) | USA | 1939-1940 moved to Coffeyville Kansas and became Funk Aircraft Co |
| Al Backstrom | USA | 1954 |
| Albatros-Flugzeugwerke GmbH | Germany | 1910-1931 merged with Focke-Wulf
|
| Allgemeine Elektrizitäts Gesellschaft (A.E.G.) | Germany | 1883 - present |
| Alliance Aircraft | USA | 1928-1930
|
| American Airplane & Engine Corporation | USA | |
| American Aviation | USA | 1964-1972 became Grumman-American Aviation Corp |
| American Eagle Aircraft Corporation | USA | 1925-1930 |
| Antonov Design Bureau (An) | Ukraine | 1946-1991 became Antonov State Company |
| Armstrong Whitworth Aircraft | UK | 1912-1961 merged into Hawker Siddeley |
| Arrow Aircraft & Motor Corporation | USA | 1925-1939 |
| Auster Aircraft Ltd | UK | 1946-1961 merged into Beagle Aircraft |
| AV Roe and Company (AVRO) | UK | 1910-1963 absorbed by Hawker-Siddeley
|
| AV Roe Canada, Ltd (AVRO Canada) | Canada | 1945-1962 subsidiary of Hawker Siddely became Hawker Siddely Canada
|
| Avid Aircraft | USA | 1983-2003 |
| Bede Aircraft Company | USA | 1961-1979 |
| Beech Aircraft Corporation | USA | 1932-1980 became division of Ratheon
|
| Beech Aircraft, Division of Ratheon | USA | 1980-1994 became Ratheon Aircraft Company |
| Bell Aircraft Corporation | USA | 1935-1960 |
| Bell Boeing | USA | V-22 Osprey |
| Bellanca Aircraft Company | USA | 1927-1983 became AviaBellanca Aircraft Corp |
| Bereznyak-Isayev Design Bureau | Russia | |
| Beriev Design Bureau (Be) | Russia | 1934- |
| Blackburn Aircraft Ltd | UK | 1939-1963 absorbed by Hawker Siddeley |
| Bleriot, Recherches Aeronautiques Louis | France | 1906-1913 |
| Blohm und Voss | Germany | 1877- now part of ThyssenKrupp Marine |
| Boeing Aircraft Company | USA | 1934-1997 Became The Boeing Company |
| Bolkow | Germany | 1948-1968 became Messerschmitt-Bölkow |
| Bounsall Aircraft | USA | |
| Brewster Aeronautical Corp | USA | 1932-1946 |
| Bristol Aeroplane Company | UK | 1910-1959 merged into BAC |
| British Aerospace (BAe) | UK | 1977 merger of Hawker Siddely, British Aircraft, and Scottish Aircraft
|
| British Aircraft Corporation (BAC) | UK | 1959-1977 merged into British Aerospace |
| Brunner-Winkle, Inc | USA | 1928-1931 |
| Bucker-Flugzeugbau GmbH | Germany | 1932-1945 assets seized by the Russians at the end of the war |
| Buhl Aircraft Company | USA | 1927-1930 Became Buhl Airport
|
| Bushby, Robert | USA | 1958- Updated David Long's Midget Mustang, sold as plans |
| Bushmaster Corporation | USA | Produced 2 aircraft
|
| Canadair Ltd | Canada | 1944-1986 became Bombardier Aerospace |
| Caproni, Societa de Agostini e | Italy | 1908-1950
|
| Caquot, Albert | France | |
| Cessna Aircraft Company | USA | |
| Chance Vought Aircraft Inc | USA | 1954-1962 merged into Ling-Temco-Vought (LTV) |
| Chance Vought Div United Aircraft | USA | 1942-1949 Move to Dallas |
| Companhia Aeronáutica Paulista (CAP) | Brazil | 1942-1948 |
| Comper Aircraft Company | UK | 1929-1934 |
| Consolidated Aircraft Corporation | USA | 1923-1943 Merged with Vultee to become Consolidated Vultee |
| Consolidated Vultee Aircraft Corporation | USA | 1943-1953 became Convair Division of General Dynamics
|
| Convair Division of General Dynamics | USA | 1953-1996
|
| Corben Sport Plane and Supply Co | USA | 1931-1952 assets sold to Paul Poberezny |
| Culver Aircraft Corporation | USA | 1939-1946 became Superior Aircraft Co
|
| Cunningham-Hall Aircraft Corporation | USA | 1928-1948
|
| Curtiss Aeroplane and Motor Company | USA | 1916-1929 became Curtiss-Wright
|
| Curtiss-Wright Airplane Division | USA | 1929-1948 Sold assets to North American |
| Dai-ichi Kaigun Koku Gijitsusho | Japan | |
| Dassault, Avions Marcel | France | 1947-1971
|
| de Havilland Aircraft Company | UK | 1920-1964 merged into Hawker Siddeley |
| de Havilland Canada | Canada | |
| Dean Truax | USA | |
| Denney Aircraft Co | USA | 1984-1992 sold rights to Skystar Aircraft Corp |
| Dornier Flugzeugwerke | Germany | 1922-1996 became Fairchild-Dornier |
| Douglas Aircraft Company | USA | 1921-1967 Merged with McDonnell Aircraft Corporation |
| Edmund Schneider Flugzeugbau | Germany | 1938-1942 |
| Engineering and Research Corporation (ERCO) | USA | 1930- |
| English Electric Company, Ltd | UK | 1918-1968 became BAC |
| Experimental Factory for Sport Aviation | Lithuania | |
| Fabrica Militar de Aviones (FMA) | Argentina | 1927-1995 |
| Fairchild Airplane Manufacturing Co | USA | 1924-1936 Became Fairchild Engine and Airplane Co
|
| Fairchild Engine and Airplane Co/Corp | USA | 1936-1961 Became Fairchild Stratos Corp
|
| Fairchild Industries | USA | 1971-1987 |
| Fairey Aviation Co | UK | 1915-1960 acquired by Westland Aircraft |
| Farman Aviation Works | France | 1908-1936 |
| Fieseler Flugzeugbau | Germany | 1930-1939 became Gerhard Fieseler Werke |
| Fisher Aircraft | USA | 1984- |
| Fisher Body Division of General Motors | USA | 1919- |
| Fleet Aircraft | Canada | 1928-1957 |
| Focke-Achgelis & Co GmbH | Germany | 1937-1945
|
| Fokker Aviatik GmbH | Germany | 1912-1919 |
| Folland Aircraft Ltd | UK | 1937-1963 |
| Ford Motor Co., Aircraft Division | USA | |
| Fouga | France | 1920-1958 acquired by Potez |
| Found Brothers Aviation Ltd | Canada | 1948-1968 |
| Franklin Glider Corporation | USA | 1928?-? |
| G Elias & Brother, Inc | USA | 1920-1929 |
| Gates Learjet Corporation | USA | 1969-1990 acquired by Bombardier
|
| General Atomics Aeronautical Systems, Inc | USA | 1955- |
| General Dynamics | USA | 1952- |
| Glenn L. Martin Company | USA | 1929-1961 Merged into Martin-Marietta
|
| Globe Aircraft Corporation | USA | 1942-1947 TEMCO assumed production of Swift |
| Gloster Aircraft Company | UK | 1926-1963 acquired by Hawker Siddeley |
| Goddard, Dr Robert H | USA | 1938-1941 |
| Goodyear Aircraft Corp | USA | 1939-1963 became Goodyear Aerospace Corp |
| Gould Aero Division of Pratt Read & Co | USA | Piano Company
|
| Great Lakes Aircraft Co | USA | 1929-1936 |
| Grumman Aerospace Corporation | USA | 1969-1994 Became Northrop-Grumman
|
| Grumman Aircraft Engineering Corporation | USA | 1929-1969 Became Grumman Aerospace |
| Halberstadter Flugzeugwerke | Germany | 1912-1918 |
| Hamilton Metalplane | USA | |
| Handley Page Ltd | UK | 1909-1970 |
| Hawker Aircraft Ltd | UK | 1933-1963 brand under Hawker Siddeley Aviation (HSA) |
| Hawker-Siddeley Aviation | UK | 1948-1977 merged into British Aerospace |
| Heath Airplane Company | USA | |
| Heinkel Flugzeugwerke | Germany | 1922-1965 bought by Vereinigte Flugtechnische Werke (VFW)
|
| Helio Aircraft Company | USA | 1950?-1969 became Helio Aircraft Co div General Aircraft Corp |
| Horton, Reimar & Walter | Germany | 1933-1945 |
| Howard Aircraft Corporation | USA | 1934-1944 |
| Hughes Aircraft Corporation | USA | 1932-1985 became Hughes Electronics |
| Hunting Aircraft Ltd | UK | 1957-1960 taken over by BAC |
| Hunting Percival Aircraft Ltd | UK | 1954-1957 becam Hunting Aircraft |
| Ilyushin Design Bureau | Russia | |
| Interstate Aircraft and Engineering Corp | USA | 1942-
|
| Junkers Flugzeug und Motorenwerke AG | Germany | 1895-1969 |
| Kawanishi Aircraft Co | Japan | 1921-1945 |
| Kawasaki Aircraft Industries | Japan | 1918-1945 |
| Keystone Loening | USA | 1928-1929 bought by Curtiss-Wright
|
| Kinner Airplane & Motor Corp | USA | 1919-1937 |
| Klemm Leightflugzeugbau GmbH | Germany | 1926-1945; 1952-1959 bought by Bolkow
|
| Kreider-Reisner Aircraft Co., Inc | USA | 1923-1929 bought out by Fairchild |
| Laister-Kauffmann Aircraft Corporation | USA | 1941-1946 |
| Lavochkin Design Bureau (La) | Russia | |
| Le Pere, Georges @ USASC Engineering Div | USA | 1917 Member of the French Aeronautica Mission to the US |
| Leading Systems, Inc | USA | 1991 Acquired by General Atomics |
| Let Kunovice | Czech Republic | |
| Lippisch, Alexander | Germany | |
| Lisunov Design Bureau | Russia | |
| Lockheed Aircraft Corporation | USA | 1932-1995 merged with Martin-Marietta into Lockheed Martin
|
| Lockheed Martin | USA | 1995-
|
| Long, David | USA | 1948 |
| LTV Aerospace Corporation | USA | 1962-1972 became Vought Systems |
| Luscombe Aircraft Corp | USA | 1937-1950
|
| Martin Marietta Corporation | USA | 1961-1995 merger with Glenn Martin & American-Marietta
|
| McCook Field Engineering Section | USA | |
| McDonnell Aircraft Corporation | USA | 1939-1967 merged with Douglas into McDonnell Douglas |
| McDonnell Douglas Corporation | USA | 1967-1997 merged into Boeing
|
| Messerschmitt AG | Germany | 1938-1968 became MBB
|
| Mignet, Henri | France | 1920-1960 |
| Mikoyan-Gurevich Design Bureau (MiG) | Russia | 1939- |
| Mitsubishi Jukogyo K.K. (MHI) | Japan | 1891-
|
| Mono Aircraft Co | USA | 1929-1931 became Monocoupe |
| Mooney Aircraft | USA | 1946-1967 became Mooney-Mitsubshi Aircraft Inc |
| Morrisey Aircraft Corp | USA | |
| Myasishev Design Bureau | Russia | |
| Nakajima Aircraft Company | Japan | 1919-1945 |
| New Standard Aircraft Co | USA | 1928-1931 |
| Nieuport, Societe Anonyme des Establissements | France | 1911-1932
|
| Noorduyn Aviation Limited | Canada | 1934-1953 became Noorduyn Norseman Aircraft Ltd |
| North American Aviation | USA | 1928-1967 became North American Rockwell |
| North American Rockwell | USA | 1967-1973 became Rockwell International
|
| Northrop Corporation | USA | 1939-1994 became Northrop-Grumman |
| Northrop Grumman | USA | 1994- |
| Pacific Aerospace, Ltd | New Zealand | |
| Panavia Aircraft GmbH | Germany | 1969- |
| Percival Aircraft Ltd | UK | 1936-1954 became Hunting Percival Aircraft Ltd |
| Pereira, George | USA | |
| Petlyakov Design Bureau (Pe) | Russia | 1937-1942 |
| Pietenpol, Bernard | USA | 1901-1984 |
| Pioneer UAV, Inc | USA | Joint AAI and Isreal Defense Industries |
| Piper Aircraft Corporation | USA | 1937-1995 Became New Piper Aircraft
|
| Pitts Aviation Enterprises Inc | USA | 1961- |
| Polikarpov Design Bureau | Russia | |
| Porterfield Aircraft | USA | 1934-1941 |
| Prof Dr Dipl-Ing Kurt Tank | Germany | 1898-1983 |
| PZL-Mielec | Poland | |
| Radioplane Company | USA | 1934-1952 bought by Northrup |
| Ray Stits | USA | |
| Rearwin Airplanes | USA | 1928-1942 sold to Commenwealth Aircraft |
| Reid, Donald | USA | 1962 |
| Republic Aviation Corporation | USA | 1939-1965 became Republic Division of Fairchild
|
| Republic div of Fairchild Industries | USA | 1965-1987
|
| Rockwell International | USA | 1973-1996 Bought by Boeing Integrated Defense Systems
|
| Rogers Aeronautical Mfg Co | USA | 1928-1929 |
| Rose Aeroplane & Motor Co | USA | 1930-1941 |
| Royal Aircraft Factory | UK | |
| Russo-Baltic Carriage Factory (RBVZ) | Latvia | |
| Rutan, Burt | USA | |
| Ryan Aeronautical Corporation | USA | 1934-1968 became Teledyne Ryan |
| Sagem | France | 1924-2005 |
| Saunders Roe (SARO) | UK | 1929-1964 |
| Schleicher, Alexander GmbH & Co | Germany | 1927- |
| Schweizer Aircraft Corporation | USA | 1939-2004 Aquired by UTC and now a division of Sikorsky
|
| Schweizer Metal Aircraft Company | USA | 1937-1939 |
| Scottish Aviation, Ltd | UK | 1935-1977 merged into British Aerospace |
| Seversky Aircraft Company | USA | 1931-1939 became Republic Aviation Corp
|
| Short Brothers and Harland Ltd | UK | 1947-1989 became Short Brothers pic |
| Slingsby Sailplanes Ltd | UK | 1939-1967 became Slingsby Aircraft Ltd |
| Smith, Frank | USA | |
| Societe Anonyme des Aeroplanes Borel-Morane-Saulnier | France | 1911-? |
| Societe Pour L'Aviation et ses Derives (SPAD) | France | 1913-1921
|
| Soltyk, Tadeusz | Poland | 1909-2004 |
| Sopwith Aviation Co | UK | 1912-1920 became H G Hawker Engineering |
| Spartan Aircraft Company | USA | 1928-1946
|
| Spectrum Aircraft Inc | Canada | 1983-1992 |
| Standard Aero Corporation | USA | 1916-1917 became Standard Aircraft Corp
|
| Stearman Aircraft Company | USA | 1926-1929 became part of United Aircraft, in 1934 Boeing
|
| Stearman Aircraft Div of Boeing Aircraft Co | USA | 1934-1939 became Wichita Div of Boeing
|
| Stinson Aircraft Company | USA | 1920-1925
|
| Stinson Aircraft Division of Cord Corp | USA | 1929-1934 |
| Stinson Aircraft Division of Vultee Aircraft Corp | USA | 1936-
1948 sold to Piper Aircraft Corp |
| Sukhanov Design Bureau (Su) | Russia | |
| Sukhoi Design Bureau | Russia | |
| Supermarine Aviation Works (Vickers) Ltd | UK | 1928-1960 became BAC |
| Tadiran Electronic Systems | Isreal | |
| Taylor Aircraft Co | USA | 1931-1937 acquired by Piper |
| Taylor, John F | UK | 1956 |
| Taylor-Young Airplane Co | USA | 1937 became Taylorcraft Aviaion Corp |
| Taylorcraft Aviation Corporation | USA | 1938-1946 |
| Teledyne Ryan | USA | 1996-1999 absorbed by Northrup Grumman |
| Thomas-Morse Aircraft | USA | 1917-1929 merged into Consolidated |
| Timm Aircraft Corporation | USA | 1922-1948 |
| Travel Air Company | USA | 1925-1929 bought by Curtiss-Wright
|
| Troyer, Kermit R | USA | |
| Tupolev Design Bureau | Russia | |
| United Aircraft and Transport Corporation | USA | 1929-1934
|
| US Naval Aircraft Factory | USA | 1918-1945 |
| Vega Aircraft Corp | USA | 1938-1943 absorbed into Lockheed |
| Vickers-Armstrongs (Aircraft) Ltd | UK | 1927-1977 merged into BAe |
| Vladimir Tatlin | Russia | |
| Volmer Jensen | USA | 1910-1998 |
| Vought-Sikorsky Div United Aircraft Corp | USA | 1939-1942 became Vought Div United Aircraft |
| Vultee Aircraft, Inc | USA | 1939-1943 Merged with Consolidated to become Consolidated Vultee
|
| WACO Aircraft Co | USA | 1928-1947 |
| Weaver Aircraft Company of Ohio (WACO) | USA | 1919-1923 Became Advance Aircraft (WACO)
|
| Welch Aircraft Industries | USA | 1936-1940 |
| Westland Aircraft | UK | 1915-1961 became Westland Helicopters |
| Windecker Industries | USA | 1962-1976 |
| Wright Company | USA | 1909-1916
|
| Yakovlev Design Bureau JSC (YAK) | Russia | 1934-1992 |
| Zenair Ltd | Canada | 1974-
|
