Bell Helicopter is an aerospace and defense company that designs and manufactures helicopters. The company was founded in 1935 and is headquartered in Fort Worth, Texas. Bell Helicopter's products include military and commercial helicopters, tiltrotor aircraft, and unmanned aerial vehicles. The company has been involved in several high-profile projects, including the development of the V-22 Osprey and the Bell 525 Relentless. Bell Helicopter is a subsidiary of Textron Inc.