George G. Gilbert

GenTek, Inc. manufactures industrial components and performance chemicals. It offers ground and flight instrumentation, complete environmental testing, industrial and process control, satellite tracking and control, and aircraft structural testing. The company was founded in 1994 and is headquartered in Tampa, FL.

GT Technologies, Inc. designs, develops and supplies performance-critical valve train components for a full range of gas and diesel engines. Its products include hydraulic lash adjusting capsules, hydraulic and mechanical roller tappets, stamped rocker arms and roller finger followers, roller bearings and axles, rocker shaft assemblies, and valve train actuation assemblies with hydraulic lash compensation. The company was founded in 1905 and is headquartered in Westland, MI.