S

  • S-PLANE Automation, S-PLANE Automation (Pty) Ltd – South Africa
  • Saab AB, Saab AB – Sweden
  • Saab, Saab Aircraft AB – Sweden
  • Saab, Saab-Scania AB – Sweden
  • Saab, Svenska Aeroplan AB Saab – Sweden
  • Saab-Fairchild, see SAAB and FAIRCHILD – Sweden/United States
  • SAASA, Servicios Aéreas de America SA – Mexico
  • Sabrina Aircraft Manufacturing – United States
  • 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
  • Sailplane Corporation of America – United States
  • Saint Germain, Centre de Recherches Jean Saint Germain, Inc. – Canada
  • Salvay-Stark, M. E. Salvay and George Stark – United States
  • Samolot, Poland
  • Samsung, Samsung Aerospace Industries Ltd – South Korea, (SSA) > Korea Aerospace Industries
  • SAN, Société Aéronautique Normande – France
  • Sanderson, Sanderson Machine Corporation – United States
  • 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
  • Saunders Aircraft, Saunders Aircraft Corporation – Canada
  • Saunders-Roe, Saunders-Roe Limited – United Kingdom
  • Sauper, Sauper Aviation SA – France
  • Sauser, Sauser Aircraft Company – United States
  • Savoia-Marchetti, Savoia-Marchetti – Italy, (1915–1951 & 1953–1983)
  • Scaled, Scaled Composites, Inc. – United States
  • Scaled Aviation Industries (Private) Limited, Scaled Aviation Industries (Private) Limited – Pakistan
  • 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, Schempp-Hirth GmbH – Germany
  • Schempp-Hirth, Schempp-Hirth GmbH & Companie KG – Germany
  • Schempp-Hirth, Schempp-Hirth OHG – Germany
  • Schleicher, Alexander Schleicher GmbH & Co – Germany
  • Schleicher, Alexander Schleicher Segelflugzeugbau – Germany
  • Schneider, Edmund Schneider – Germany, Australia
  • Schweizer, Schweizer Aircraft Corporation – United States
  • Scintex, Scintex Aviation SA – France
  • Scottish Aviation, Scottish Aviation, Ltd. – United Kingdom, (?-1977) > British Aerospace
  • SC Paragliding, Kharkiv, Ukraine
  • SCWAL, SCWAL SA – Belgium
  • SEA, Société d'Etudes Aéronautiques – France
  • Seabird, Seabird Aviation Australia Pty, Ltd. – Australia
  • Seabird, Seabird Aviation Jordan LLC – Jordan
  • Seastar, SeaStar Aircraft, Inc. – United States
  • SET, Societatea pentru exploatari technice – Romania
  • Seawind, Seawind, Inc. – United States
  • Seat Air Systems, Inc., Seat Air Systems, Inc.,- United States
  • Seawind, Seawind International, Inc. – Canada
  • Seawind, SNA, Inc. – United States
  • SECM, SECM – France, (1916–1921) > Amiot
  • Seedwings Europe, Schlitters, Austria
  • SEGA Aircraft, SEGA Aircraft – Belgium
  • Seginus Inc, Seginus Inc – United States
  • Sepecat, Société Européenne de Production de l'Avion ECAT – France/United Kingdom
  • Sequoia, Sequoia Aircraft Corporation – United States
  • SEREB, SEREB – France, (1959–1970) (Ballistic Missiles Study and Manufacture Company) > Aérospatiale
  • Serv-Aero, Serv-Aero Engineering, Inc. – United States
  • Servoplant, Servoplant SRL – Romania
  • SETCA Société d'Études Techniques et de Constructions Aéronautiques – France
  • Seversky, Seversky Aircraft Corporation – United States, > Republic Aviation Company
  • SF, Swiss Aircraft and Systems Enterprise Corporation – Switzerland
  • SFECMAS, Societe Francaise d'Etudes et de Constructions de Materials – France, (1953–1955) (Société Française d'Etude et de Construction de Matériels Aéronautiques Spéciaux – French Company for the study and construction of special aeronautical materials) > SNCAN
  • SFERMA, Société Française d'Entretien et de Reparation de Matériel Aéronautique – France, (Maintenance and Aeronautical Material Repairs Company of France)
  • SG Aviation, SG Aviation – Italy
  • SGAU, Samarsky Gosudartvennyi Aerokosmitsesky Universitet – Russia
  • Shaanxi, Shaanxi Aircraft Company – China
  • Shaanxi, Shaanxi Transport Aircraft Factory – China
  • Shadin, Shadin LP – United States
  • Shanghai, Shanghai Aircraft Manufacturing Factory – China
  • Shanghai, Shanghai Aviation Industrial Corporation – China
  • Shanghai Sikorsky, Shanghai Sikorsky Aircraft Company, Ltd. – China
  • Shenyang, Shenyang Aircraft Corporation – China
  • Shenyang, Shenyang Aircraft Factory – China
  • Shenyang Sailplane, Shenyang Sailplane and Lightplane Factory – China
  • Shenyang Sailplane, Shenyang Sailplane Factory – China
  • Sherpa, Sherpa Aircraft Manufacturing Company – United States
  • Shijiazhuang, Shijiazhuang Aircraft Manufacturing Corporation – China
  • Shijiazhuang, Shijiazhuang Aircraft Plant – China
  • Shin Meiwa, Shin Meiwa Industry Company, Ltd. – Japan
  • Shin Meiwa, ShinMaywa Industries, Ltd. – Japan
  • Shin Meiwa, ShinMaywa Kogyo KK – Japan
  • Shinn, Shinn Engineering, Inc. – United States
  • Short, Short Brothers & Harland, Ltd. – United Kingdom, (?-1989) > Bombardier Aerospace
  • Short, Short Brothers, Ltd. – United Kingdom
  • Short, Short Brothers PLC – United Kingdom
  • Showa, Showa Aircraft Industry Co., Ltd. – Japan
  • Showers-Aero, Milton, Pennsylvania, United States
  • SIAI-Marchetti, SIAI-Marchetti SpA – Italy
  • SIAT, Siebelwerke-ATG GmbH – Germany
  • Siddeley-Deasy, Siddeley-Deasy Motor Car Co., Ltd.. – United Kingdom, > Armstrong Siddeley
  • Siebel, Siebel-Flugzeugwerke AG – Germany, (1955–1970) (Siebel Aircraft Factory) > MBB
  • Siemens-Schuckert, Siemens-Schuckertwerke – Germany
  • Sikorsky, Sikorsky Aircraft Division of United Aircraft Corporation – United States
  • Sikorsky, 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, Singapore Aircraft Industries Pte, Ltd. – Singapore
  • Singapore, Singapore Technologies Aerospace, Ltd. – Singapore
  • 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
  • SITAR, Sociètè Industrielle de Tolerie pour l'Aéronautique et Matériel Roulant – France
  • Sivel, Sivel Srl – Italy
  • Skif Paragliding, Feodosia, Ukraine
  • Skliar, Bill Skliar – United States
  • Skycraft, Skycraft International, Inc. – United States
  • Skydancer, SkyDancer Aviation – United States
  • Skyfox, Skyfox Aviation, Ltd. – Australia
  • Skygear, Korean Light Aircraft Corporation – South Korea
  • Skyleader, Jihlava, Czech Republic
  • Skymaster Powered Parachutes, Hartland, Wisconsin, United States
  • Skyote Aeromarine, Skyote Aeromarine, Ltd. – United States
  • Sky Paragliders, Frýdlant nad Ostravicí, Czech Republic
  • Skyrider Flugschule – Germany
  • Skyrunner Paramotor Laboratory, Pskov, Russia
  • Sky Science, Tidworth, United Kingdom
  • Skystar, Skystar Aircraft Corporation – United States
  • Skywalk GmbH & Co. KG, Marquartstein, Bavaria, Germany
  • Skyway Products, Ettenheim, Germany
  • Slepcev, Slepcev Aircraft Industries – Australia
  • Sling, Sling Aircraft - South Africa
  • 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
  • SNCA, Société Nationale de Constructions Aéronautiques – France
  • SNCAC, Société Nationale de Constructions Aéronautiques du Centre – France, (1936–1949) (SNCAC) (Aérocentre) > SNCAN, SNCASO, SNECMA
  • SNCAN, Société Nationale de Construction Aéronautique du Nord – France
  • SNCAO, Société Nationale des Constructions Aéronautiques de l'Ouest – France
  • SNCASO – France
  • SNECMA, Société Nationale d'Étude et de Construction de Moteurs d'Aviation – France, (1956–1959) (National Company for the Study and Construction of Aviation Engines)
  • Snobird, SnoBird, Inc. – United States
  • Snow, Snow Aeronautical Company – United States
  • Snow, Snow Aeronautical Corporation – United States
  • Soaring Concepts, Sturgis, Michigan, United States
  • Société Nouvelle d'Aviation Sportive (Stryke-Air), Noillac, France
  • SOCA, Société de l'Ouest de Construction Aéronautique – France
  • SOCATA, Socata Group Aerospatiale – France
  • SOCATA, Socata Group Aerospatiale Matra – France
  • SOCATA, Société de Construction d'Avions de Tourisme et d'Affaires – France
  • Soko, Preduzece Soko – Bosnia-Hercegovina
  • Soko, Soko Air Mostar – Bosnia-Hercegovina
  • Soko, Soko Metalopreradijavacka Industrija sa Organicenom Solidarnom Odgovornoscu Oour-A Oour Fabrika Vazduhoplova – Bosnia-Hercegovina
  • Soko, Soko Vazduhoplovna Industrija Radna Organizacija Vazduhoplovstvo – Bosnia-Hercegovina
  • Soko, Sour Vazduhoplovna Industrija Soko – Bosnia-Hercegovina
  • Soko, Vazduhoplovna Industrija Soko DD – Bosnia-Hercegovina
  • Soko-Cniar, see SOKO and CNIAR – Bosnia-Hercegovina/Romania
  • Sokopf, Innsbruck, Austria
  • Solar Turbines – Solar Aircraft Company – United States
  • Solar Wings, United Kingdom
  • Solid Air UL-Bau Franz – Hundheim, Rheinland-Pfalz, Germany
  • Solo Wings, Gillitts, KwaZulu-Natal, South Africa
  • Soloy, Soloy Conversions, Ltd. – United States
  • Sol Paragliders, Jaraguá do Sul, Brazil
  • Sonex, Sonex, Ltd. – United States
  • Sopwith, The Sopwith Aviation Company, Ltd. – United Kingdom
  • Sorrell Aviation, C. Hobart Sorrell, Tenino, Washington, United States
  • Sorrell, Sorrell Aviation – United States
  • SPAD, Société Pour L'Aviation et ses Dérivés – France, (1910–1914) (1914-Post war) (Originally Société Pour les Appareils Deperdussin) > Blériot-SPAD
  • Southern Powered Parachutes, Nicholson, Georgia, United States, (formerly called Condor Powered Parachutes)
  • Spartan, Spartan Aircraft Company – United States
  • Spartan Aircraft Ltd, United Kingdom
  • Spartan Microlights, Astoria, New York, United States
  • Specter Aircraft, Bancroft, Idaho, United States
  • Spectrum Aeronautical – United States
  • Spectrum Aircraft – (1983–1992) – Canada
  • Speedtwin, Speedtwin Developments, Ltd. – United Kingdom
  • Spencer, P. H. Spencer – United States
  • Spencer, Spencer Amphibian Aircraft, Inc. – United States
  • Sperwill Ltd, Bristol, United Kingdom
  • Spezio, Tony and Dorothy Spezio – United States
  • Spitfire, Spitfire Helicopter Company, Ltd. – United States
  • Spirit, Spirit AeroSystems, Inc. – United States
  • Sport 2000, Capena, Italy
  • 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, Stampe & Vertongen – Belgium
  • Standard Aircraft Corporation, Standard Aircraft Corporation – United States
  • Standard Motors, Standard Motor Company – United Kingdom
  • Starck, André Starck – France
  • Starfire, Starfire Aviation, Inc. – United States
  • Stargate, Inc, McMinnville, Oregon, United States
  • Stark, Stark Flugzeugbau KG – Germany
  • Stark, 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
  • Stavatti, Stavatti Aerospace Ltd – United States
  • Stearman, Stearman Aircraft Company – United States, (1927–1939) > Boeing
  • 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 Aircraft Corporation, Stewart Aircraft Corporation – United States
  • Donald Stewart, Donald Stewart – United States
  • W.F. Stewart Company, Flint, Michigan, United States
  • Stinson, Stinson Aircraft Corporation – United States
  • Stinson, 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
  • Storm Aircraft, also called the StormAircraft Group, Sabaudia, Italy
  • Stout, Stout Metal Airplane Company – United States
  • Stratos Aircraft, Redmond, Oregon, United States
  • Streamline Welding, Streamline Welding, Inc. – Canada
  • Striplin, Striplin Aircraft Corporation – United States
  • Strojnik, Prof. Alex Strojnik – United States
  • Stroukoff, Stroukoff Aircraft Corp. – United States
  • SUD, Sud-Aviation, Société Nationale de Constructions Aéronautiques – France, (1957–1970) > Aérospatiale
  • Sud-Est, Société Nationale de Constructions Aéronautiques du Sud-Est – France, (?-1957) (SNCASE) > Sud-Aviation
  • Sud-Est, Sud-Est Aviation – France
  • Sudflug, Flugzeug-Union-Süd – Germany
  • Sud-Ouest, Ouest-Aviation – France, (1936–1957) (SNCASO) > Sud-Aviation
  • Sud-Ouest, Société Nationale de Constructions Aéronautiques du Sud-Ouest – France
  • Sukhoi, Gosudarstvennoye Unitarnoye Predpriyatie Aviatsionnyi Voyenno-Promyshlennyi Komplex Sukhoi – Russia, (1939–present)
  • Sukhoi, Opytnyi Konstruktorskoye Buro Sukhogo AOOT – Russia
  • Sukhoi, Sukhoi OKB – Russia
  • Summit, Summit Aviation, Inc. – United States
  • Sun Lake, Sun Lake Aircraft – United States
  • Sunderland, Sunderland Aircraft – United States
  • Sundog Powerchutes Inc, Pierceland, Saskatchewan, Canada
  • Sun Flightcraft (Hofbauer GmbH), Innsbruck, Austria
  • Supapup, Supapup Aircraft, Division of Teknico Pty, Ltd. – Australia
  • Super-Chipmunk, Super-Chipmunk, Inc. – Canada
  • Supermarine, Supermarine Aviation Works (Vickers), Ltd. – United Kingdom
  • Supermarine, Vickers-Armstrongs (Aircraft), Ltd. (Supermarine Division) – United Kingdom
  • Supermarine, Vickers-Armstrongs, Ltd. (Aircraft Section) (Supermarine Division) – United Kingdom
  • Supermarine Aircraft, Supermarine Aircraft PL – Australia
  • Suresnes – see Ateliers Aéronautiques de Suresnes
  • Svenska Aero, Svenska Aero – Sweden
  • Swallow, Swallow Airplane Company – United States
  • Swearingen, Swearingen Aircraft – United States
  • Swearingen, Swearingen Aircraft Corporation – United States
  • Swearingen, Swearingen Aircraft, Inc. – United States
  • Swearingen, Swearingen Aviation Corporation – United States
  • Swearingen, Swearingen Engineering and Technology, Inc. – United States
  • Swift Aircraft – Swift Aircraft, Norwich – United Kingdom
  • Swing Flugsportgeräte, Landsberied, Germany
  • Swing-Europe, Ebringen, Germany
  • Symphony Aircraft Industries – Trois-Rivieres, Quebec, Canada
  • Synairgie, Synairgie – France
  • SZD, Przedsiebiorstwo Doswiadczalno Produkcyjne Szybownictwa-Panstwowe Zaklady Lotnice Bielsko – Poland
  • SZD, Szybowcowy Zaklad Doswiadczalny – Poland