Robinson Helicopter Company

The Robinson Helicopter Company, based at Zamperini Field in Torrance, California, is the largest manufacturer of civil helicopters in North America.

Robinson currently produces three models -- the two-seat R22, the four-seat R44, both of which use Lycoming piston engines, and the five-seat R66, which uses a turbine engine. Robinson also produces the Robinson Helipad, a modular helipad designed for light helicopters.