TriMas Corporation Announces First Quarter 2003 Earnings Teleconference Date

BLOOMFIELD HILLS, Mich., May 2 -- TriMas Corporation will hold a conference call with investors on Monday, May 12 at 3:30 p.m. (EDT) to discuss its first quarter results, provide a general business update and respond to investor questions. TriMas Corporation President and CEO Grant H. Beard and Executive Vice President and CFO Todd R. Peters will co-host the call.

To participate by phone, please dial: (800) 734-1246. Callers should ask to be connected to the TriMas first quarter earnings conference call.

If you are unable to participate during the live teleconference, a replay of the conference call will be available beginning May 12 at 6:30 p.m. (EDT) through May 19 at 2:00 p.m. (EDT). To access the replay, please dial: 800- 633-8284 and use reservation number 21143309.

About TriMas

Headquartered in Bloomfield Hills, Mich., TriMas is a diversified growth company of high-end, specialty niche businesses manufacturing a variety of products for the commercial, industrial and consumer markets worldwide. TriMas consists of 10 companies with expected 2003 revenues of approximately $900 million and employs nearly 5,000 employees at 80 different facilities in 10 countries. TriMas is organized into four strategic business groups: Cequent Transportation Accessories, Rieke Packaging Systems, Fastening Systems and Industrial Specialties.

For more information, please visit www.trimascorp.com .