2008-06-21 00:13:20 -

www.tenneco.com - Tenneco (NYSE: TEN) will participate in the 18th Annual Wachovia Nantucket Equity Conference to be held in Nantucket, Massachusetts, on Monday, June 23, 2008. Tenneco's Chairman and Chief Executive Officer, Gregg Sherrill, will present at 3:30 p.m. ET.

Tenneco's presentation will be webcast and can be accessed by going to the "Investors" portion of the company's web

site at www.tenneco.com. A replay of this webcast will be available on the Tenneco web site through July 25, 2008.

Tenneco is a $6.2 billion manufacturing company with headquarters in Lake Forest, Illinois and approximately 21,000 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 original equipment market and the aftermarket. Tenneco markets its products principally under the Monroe(R), Walker(R), Gillet(TM) and Clevite(R)Elastomer brand names.

Tenneco
Jane Ostrander
Media Relations
847 482-5607
jostrander@tenneco.com
or
Leslie Hunziker
Investor Relations
847 482-5042
lhunziker@tenneco.com