Tenneco, Inc.

Tenneco, Inc. is an American global manufacturer and marketer of automotive products, serving both original equipment manufacturers (OEMs) and the aftermarket. The company's mission is to deliver innovative solutions that enhance vehicle performance, improve fuel efficiency, and reduce emissions, with a vision to be a leading designer, manufacturer, and marketer in the automotive sector. Headquartered in Northville Charter Township, Michigan, Tenneco operates globally with a significant presence across six continents.

Tenneco's core business is structured around several key segments: Clean Air, Powertrain, DRiV, and Performance Solutions. The Clean Air segment focuses on products and systems designed to reduce pollution and improve engine performance, while Powertrain delivers original equipment engine components for various vehicle applications. DRiV manages a wide range of aftermarket products under brands such as Monroe and Champion, and Performance Solutions develops advanced suspension technologies, ride control, braking solutions, and systems for noise, vibration, and harshness reduction. These offerings cater to light vehicles, commercial trucks, off-highway equipment, and high horsepower engines.

In November 2022, Tenneco was acquired by Apollo Global Management in an all-cash transaction valued at approximately $7.1 billion, transitioning the company from a publicly traded entity to a privately held one. Recent reports from April 2026 indicate that Apollo Global Management is exploring options for a potential Tenneco initial public offering (IPO), which could value the company at around $14 billion. Jim Voss serves as the Chairman and CEO. The company continues to innovate, with recent announcements including breakthroughs in passive damper valve technology and a partnership with the Cadillac Formula 1® Team as an official technical partner for its 2026 debut.