The Freedom Aviation Phoenix was a single-engine four-seat American airplane that was sold as a homebuilt composite canard aircraft.
Lang Propellers was a British company that manufactured aircraft propellers. The company operated independently from 1913 to 1936.
Warp Drive Inc is an American manufacturer of composite propellers for ultralight aircraft, ultralight trikes, light-sport aircraft, amateur-built aircraft, gyrocopter, airboats and other non-certified applications. The company is based in Ventura, Iowa.
Competition Aircraft Inc, founded in 1980 by Jack Venaleck, is an American manufacturer of composite propellers for ultralight aircraft. The company headquarters is located in Grass Valley, California.
GSC Systems, founded in 1984, is a Canadian manufacturer of wooden propellers for homebuilt and ultralight aircraft. The company headquarters is located in Vernon, British Columbia.
Hartzell Propeller is an American manufacturer that was founded in 1917 by Robert N. Hartzell as the Hartzell Walnut Propeller Company. It produces composite and aluminum propellers for certified, homebuilt, and ultralight aircraft. The company is headquartered in Piqua, Ohio.
Hegy Propellers, founded by Ray Hegy, was an American manufacturer of wooden propellers for homebuilt and ultralight aircraft. The company headquarters was located in Marfa, Texas.
Ivoprop Corporation, founded in 1984 by Ivo Zdarsky, is an American manufacturer of composite propellers for homebuilt and ultralight aircraft, as well as airboats. The company's headquarters are in Long Beach, California.
P & K Enterprises, was an American manufacturer of composite and wooden propellers for homebuilt and ultralight aircraft. The company headquarters was located in Colfax, Indiana.
Pacesetter Propeller Works, Limited was an American manufacturer of propellers for homebuilt and ultralight aircraft. The company headquarters was located in Hillsboro, Oregon.
Performance Propellers, officially Performance Propellers USA, LLC, is an American manufacturer of wooden propellers for homebuilt and ultralight aircraft. The company headquarters is located in Donie, Texas and was formerly in Patagonia, Arizona.
Precision Propellers LLC, founded in 1979 by Jeff Johnson, was an American manufacturer of wooden propellers for homebuilt and ultralight aircraft. Once established at Vernal, Utah, the company headquarters was last located in Gold Canyon, Arizona.
Props Inc, founded in 1985 by Jeff Bertuleit, is an American manufacturer of wooden propellers for homebuilt and ultralight aircraft. The company headquarters is located in Newport, Oregon.
Sensenich Propeller, founded in 1932, is an American manufacturer of wood, metal and composite propellers for certified, homebuilt and ultralight aircraft, as well as airboats. The company headquarters is located in Lititz, Pennsylvania.
Sterba Propellers, also called Ed Sterba Propellers, Sterba Propeller Company and Edward Sterba Aircraft Propellers was founded by Edward Sterba. It is an American manufacturer of wooden propellers for homebuilt and ultralight aircraft. The company headquarters is located in Holmes Beach, Florida.
Tennessee Propellers, Inc, founded in 1981, was an American manufacturer of wooden propellers for homebuilt and ultralight aircraft. The company headquarters was located in Rising Fawn, Georgia.
Vari-Prop, founded in 2004 by Larry Morgan, is an American manufacturer of composite propellers for homebuilt and light-sport aircraft. The company headquarters was originally located in Cottonwood, California and is now in Beaverton, Oregon.
Bernie Warnke Propellers, founded by Bernie Warnke, is an American manufacturer of wooden propellers for homebuilt and aerobatic aircraft. The company headquarters is located in Tucson, Arizona.
Whirl Wind Propellers Corporation, is an American manufacturer of wooden and composite propellers for homebuilt and light-sport aircraft. The company headquarters is located in El Cajon, California.
Powerfin Propellers, is an American manufacturer of composite propellers for homebuilt, light-sport and ultralight aircraft, as well as wind power generation systems. The company headquarters is located in Hurricane, Utah, although it was formerly in El Campo, Texas and originated in Arlington, Washington.
