Tenneco Inc.
AutomotiveMichigan, United States10001+ Employees
Tenneco Inc. is a global motor vehicle manufacturing company headquartered in Southfield, Michigan, at 27300 West 11 Mile Road, with more than 10,000 employees. It designs, manufactures and markets automotive products for original equipment manufacturers, organized into three business groups—Performance Solutions, Clean Air, and Powertrain. The company serves diversified global markets, including light vehicles, commercial trucks, off-highway equipment, industrial applications, and two-wheel motorsport. Revenue is reported in the range of $250 million to $500 million. Notable recent developments include a 2025 initial public offering for its Tenneco Clean Air subsidiary, the 2026 multi-year technical partnership with the Cadillac Formula 1 Team, and the 2025 launch of GLYCODUR NEO bearing material.