McCauley Propeller Systems
|Founder||Earnest G. McCauley|
|Headquarters||Wichita, Kansas, United States|
McCauley Propeller Systems, founded in 1938 by Earnest G. McCauley, is an American manufacturer of composite propellers for homebuilt and ultralight aircraft. The company headquarters was located in Vandalia, Ohio, but is today Wichita, Kansas.
The company is noted for having invented the ground-adjustable, solid-steel propeller in 1941 and the forged aluminum propeller in 1946.