continues to provide aerospace components and systems to most of the world's aircraft manufacturers, including Boeing, Airbus, Bombardier, and Embraer. In 2012 Hamilton Sundstrand merged with Goodrich Corporation to become UTC Aerospace Systems. In 2018, UTC merged UTC Aerospace Systems with Rockwell Collins to form Collins Aerospace. See also List of aircraft propeller manufacturers Atlantic Southeast Airlines Flight 529 Atlantic Southeast Airlines Flight 2311 References Aerospace companies of the United States Aircraft propeller manufacturers Companies based in Hartford County, Connecticut Manufacturing companies established in 1929 American companies established in 1929 1929 establishments in the United States Manufacturing companies disestablished in 1999 American companies disestablished in 1999 1999 disestablishments in Connecticut