Aircraft Precision Products

Aircraft Precision Products, Inc. (APPI) is an employee owned small business that serves customers who insist on the ultimate in precision machining, thermal coating, and other phases of the metalworking industry. APPI specializes in complex turning parts for gas turbine engines and has been a key supplier to General Electric Aircraft Engines and the U.S. Department of Defense since its establishment in 1946. Aircraft Precision Products, Inc. was established in 1946 by William W. Henderson, who is shown here in 1972 breaking ground for APPI's current 50,000 square ft. facility in Ithaca, Michigan.