Tenneco (NYSE: TEN) will participate in the 36 th Annual Gabelli & Company Automotive Aftermarket Symposium Conference to be held in Las Vegas on Tuesday, October 30, 2012. Tenneco’s Executive Vice President and Chief Financial Officer, Ken Trammell, will present at 1:00 pm EDT. The company's presentation will be webcast and can be accessed by going to the "Financial/Investors" portion of its web site at www.tenneco.com. A copy of the slides also will be available under the “Events and Presentations” tab in this section of the web site. A replay of the webcast will be available through November 30, 2012. Tenneco is a $7.2 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 24,000 employees worldwide. Tenneco is one of the world’s largest designers, manufacturers and marketers of emission control and ride control products and systems for the automotive and commercial vehicle original equipment markets and the aftermarket. Tenneco markets its products principally under the Monroe®, Walker®, Gillet™ and Clevite®Elastomer brand names.