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Ben C. Chambers has served as our Vice President Accounting and Controller since May 2001. He served as Chief Accounting Officer from May 2000 to May 2001. He was first employed by us in 1993, and served as Controller of our Oil & Gas Services Division from January 1995 to May 2000. From 1979 to 1992 Mr. Chambers held various management positions with Baker Hughes, Inc., most recently as Controller for its Tubular Services Division. Mr. Chambers received his B.S. degree in Accounting from the University of Oklahoma, and he is a certified public accountant. | 