Stewart & Stevenson Announce New Vice President

Stewart & Stevenson Services, Inc. has named Peter J. DeFronzo to the position of Vice President and General Manager of the Petroleum Equipment Division. Mr. DeFronzo succeeds Mr. Tommy Wall, who has left the Company to pursue other interests.

Mr. DeFronzo, age 59, holds a BS in Mechanical Engineering and has over 30 years of professional experience. He has held various senior level positions, in manufacturing, engineering and general management for General Electric, Avco Lycoming, Alloytek, Curtiss Wright, Stone American and most recently at Cooper Cameron.

Michael L. Grimes, President and Chief Executive Officer, stated, "We are very pleased to have Peter DeFronzo join Stewart & Stevenson and know that his vast experience and track record for achieving solid bottom line results will be a great asset to the Petroleum Equipment Division."