C

  • C. Itoh, C. Itoh & Co – Japan, (1955–1970) > JAMCO
  • 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, Cabrinha Engineering Inc – United States
  • CAC, Commonwealth Aircraft Corporation Pty Ltd – Australia
  • CAG, Construcciones Aeronáuticas de Galicia – Spain
  • Caldas Aeronautica, Pali, Colombia
  • Calipt'Air, Spiez, Switzerland
  • Callair, Call Aircraft Company – United States, (1939–1959) > IMCO
  • Callair, Callair Inc – United States
  • Calumet, Calumet Motorsports Inc – United States
  • Camair, Camair Aircraft Corporation – United States
  • Camair, Camair Division of Cameron Iron Works Inc – United States
  • CAMCO, Central Aircraft Manufacturing Company – China, CAMCO
  • Cameron (1), Cameron Balloons Ltd – United Kingdom, (1970–present)
  • Cameron (2), Cameron & Sons Aircraft – United States
  • Campana, Campana Aviation – France
  • CAMS, Chantiers Aéro-Maritimes de la Seine – France
  • CAMS, Cairns Development Company – United States, (or Cairns Aircraft (E. B. Cams))
  • Calumet Motorsports, Lansing, Illinois, United States
  • Canada Air RV, Canada Air RV Inc – Canada
  • Canadair, Bombardier Aerospace Canadair – Canada, (?-1986) > Bombardier Aerospace
  • Canadair, Canadair Group of Bombardier Inc – Canada
  • Canadair, Canadair Inc – Canada
  • Canadair, Canadair Ltd – Canada
  • Canadian Aeroplanes, Canadian Aeroplanes Ltd. – Canada
  • Canadian Car & Foundry, Canadian Car & Foundry Co. – Canada
  • Canadian Home Rotors, Canadian Home Rotors Inc – Canada
  • Canadian Vickers, Canadian Vickers Ltd – Canada
  • Canard Aviation – Switzerland
  • CANSA, Cansa – Italy
  • CANT, Cantiere Navale Triestino – Italy, (?-1931) > CRDA
  • CAO/SNCAO, Societe Nationale de Construction Aeronautique de l'Ouest – France
  • CAP – Companhia Aéronautica Paulista – Brazil
  • CAP Aviation, CAP Aviation – France
  • Capella, Capella Aircraft Corporation, Austin, Texas, United States
  • Caproni, Caproni – Italy, (1908–1983) > Agusta
  • Caproni Vizzola, Caproni Vizzola Costruzione Aeronautiche SpA – Italy
  • Carlson, Carlson Aircraft Inc – United States
  • CARMAM, Coopérative d'Approvisionnement et de Réparation de Matériel Aéronautique de Moulins – France
  • Carplane GmbH, Braunschweig, Germany
  • Carriou, Louis Carriou – France
  • Carstedt, Carstedt – United Kingdom
  • Cartercopters, CarterCopters LLC – United States
  • CASA, Construcciones Aeronáuticas SA – Spain
  • Caspar, Caspar-Werke – Germany
  • Cassutt, Thomas K. Cassutt – United States
  • CATA, Construction Aéronautique de Technologie Avancée – France
  • Caudron, British Caudron Co Ltd. – United Kingdom, (Last aircraft made in 1919, went into receivership 1924.)
  • Caudron, Caudron – France, (1909–?)
  • Cavalier, Cavalier Aircraft Corp. – United States, (?-1971) > Piper Aircraft
  • CCF, Canadian Car & Foundry Company Ltd – Canada
  • CEI, CEI – United States
  • Celier Aviation, CA – Poland
  • Celair, Celair (Pty) Ltd – South Africa
  • Centrair, SA Centrair – France
  • Central Aircraft Company, Central Aircraft Company Limited – United Kingdom
  • Centrala Flygverkstaden Malmslätt (CFM) – Sweden
  • Centrala Verkstaden Malmslätt (CVM) – Sweden
  • 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, (1927–present)
  • Cessna-Roos, Cessna-Roos Aircraft Company – United States, (1927) > Cessna Aircraft
  • Clyde Cessna, Clyde Cessna – United States, (1911) (Clyde Vernon Cessna) > Travel Air
  • Cessna-Reims, Cessna-Reims – United States/France
  • CFA, Compagnie Française d'Aviation – France
  • CFM, CFM Aircraft Ltd – United Kingdom
  • CFM, Cook Flying Machines, CFM Metal Fax Ltd – United Kingdom
  • CFM Air, Ciriè, Italy
  • CGS Aviation, Grand Bay, Alabama, United States
  • Chadwick, Chadwick Helicopters – United States
  • Chalard, Jacques et Renée Chalard – France
  • Champion, Champion Aircraft Company Inc – United States, (1954–1970) > Bellanca
  • Champion, Champion Aircraft Corporation – United States
  • Chance Vought, Chance Vought Aircraft Inc – United States, (1922–1961) > Vought
  • Chance Vought, Chance Vought Corporation – United States
  • Changhe, Changhe Aircraft Factory – China
  • Changhe, Changhe Aircraft Industries Corporation – China
  • Changhe, 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
  • Chetverikov, Chetverikov – Russia, (Igor Vyacheslavovich Chetverikov)
  • Chichester-Miles, Chichester-Miles Consultants Ltd – United Kingdom
  • Chilton, Chilton Aircraft – United Kingdom, (1937–?)
  • Chincul, Chincul SACAIFI – Argentina
  • Chris Tena, Chris Tena Aircraft Association – United States
  • Chrislea, Chrislea Aircraft Co. Ltd. – United Kingdom
  • Christen, Christen Industries Inc – United States
  • Chu, Major General C.J. Chu – Republic of China
  • Cicaré, Cicaré Helicópteros SA – Argentina
  • Cierva, Cierva Autogyro Company – United Kingdom, (Juan de la Cierva)
  • Circa, Circa Reproductions – Canada
  • Cirrus, Cirrus Design Corporation – United States, (1984–present)
  • Citroen-Marchetti, Citroen-Marchetti – France
  • Civil Aviation Department of India – India
  • Claassen, Claassen – United States
  • CLASS, Canadian Light Aircraft Sales and Services Inc – Canada
  • Classic, Classic Aircraft Corporation (WACO 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
  • Claxton High School – United States
  • Clément-Bayard – France
  • Clifford Aeroworks, Clifford Aeroworks – United States
  • Cligent Aerospace – India
  • Clutton, Eric Clutton – United Kingdom
  • CMASA, Costruzioni Meccaniche Aeronautiche Società Anonima – Italy
  • CNA, Compagnia Nazionale Aeronautica – Italy
  • CNIAR, Centrul National al Industriei Aeronautice Române – Romania
  • CNNA, Companhia Nacional de Navegação Aérea – Brazil
  • Coandă, Henri Coandă – Romania, (1910–1911) (Henri Marie Coandă) > Bristol
  • COBELAVIA, Compagnie Belge d'Aviation – Belgium
  • Cobra, Cobra Aviation – Australia, (2000–present)
  • Cody, Samuel Cody – United Kingdom, (Samuel Franklin Cody)
  • Colemill, Colemill Enterprises Inc – United States
  • Collins, Collins Aero – United States
  • Colomban, Michel Colomban – France
  • Colombia, Columbia Aircraft Company – United States
  • Colonial, Colonial Aircraft Corporation – United States
  • COMAC, Commercial Aircraft Corporation of China – China (2008–present)
  • Commander, Commander Aircraft Company – United States
  • Commonwealth (1), Commonwealth Aircraft Corporation Pty Ltd – Australia, see CAC
  • Commonwealth (2), Commonwealth Aircraft Corporation Inc – United States, (1942–1947)
  • Comper, Comper Aircraft Co. Ltd. – United Kingdom, (1929–?)
  • Comte, Comte Aircraft Factory – Switzerland
  • Conair, Conair Group Inc. – Canada
  • Condor Powered Parachutes, Nicholson, Georgia, United States, (later called Southern Powered Parachutes)
  • Conroy, Conroy Aircraft Corporation – United States
  • Consolidated Aeronautics Corporation – manufactured Lake aircraft in the 1960s–70s – United States
  • Consolidated, Consolidated Aircraft Corporation – United States
  • Continental Copters, Continental Copters Inc – United States
  • Convair, Consolidated-Vultee Aircraft Corporation – United States, (1943–1996) > General Dynamics
  • Convair, Convair Division of General Dynamics Corporation – United States
  • Corben Sport Plane and Supply Company (US) – founded 1931, sold to Paul Poberezny in 1952
  • Corby, John C. Corby – Australia
  • Cosy, Cosy Europe – Germany
  • Country Air, Country Air Inc – United States
  • Coupe, Coupé-Aviation – France
  • Cox-Klemin, Cox-Klemin Aircraft Corporation – United States
  • Co-Z, Co-Z Development Corporation – United States
  • Co-Z, Co-Z Europa – Germany
  • Crae, CRAE Elettromeccanica SpA – Italy
  • Craiova, Intreprinderea de Avioane Craiova – Romania
  • Cranfield (1), Cranfield Aeronautical Services – United Kingdom
  • Cranfield (2), Cranfield Institute of Technology, College of Aeronautics – United Kingdom
  • CRDA, Cantiere Riuniti dell'Adriatico – Italy (1931–?)
  • 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
  • Cunliffe-Owen, Cunliffe-Owen Aircraft – United Kingdom
  • Curtiss, Curtiss-Wright Corporation – United States, (1929–present)
  • Curtiss Aeroplane and Motor Company, Curtiss Aeroplane and Motor Company – United States, (1909–1929) > Curtiss-Wright
  • Curtiss-Reid Aircraft Ltd., Curtiss-Reid Aircraft Ltd. – Canada
  • Custer Channel Wing Corporation, Hagerstown, Maryland – United States
  • Custom Flight, Custom Flight Components Ltd – Canada
  • Custom Flight Limited, Tiny, Ontario, Canada
  • Cvjetkovic, Anton Cvjetkovic – United States
  • C.W. Aircraft Ltd – United Kingdom > General Aircraft Ltd
  • CWL, Centralne Warsztaty Lotnicze – Poland
  • CZAW, Czech Aircraft Works SRO – Czech Republic
  • Cyclone Manufacturing Inc., Mississauga, Ontario, Canada (Aerospace Parts Manufacturing)
  • CZL, Centralne Zaklady Lotnicze – Poland, (Central Aviation Establishment)