Jon W. Sauer

Vice President — Tax

JON W. SAUER, 47, was appointed vice president — tax in May 2001, having been director of tax since March 1997, and manager of tax from August 1992.

Prior to joining the Company, Mr. Sauer was tax manager with Swift Energy Company, Houston, Texas, from 1989 to 1992, and a manager in the tax practice of Arthur Andersen & Co., an independent public accounting firm, from 1983 to
1989.

Mr. Sauer received his bachelor’s degree in accounting from the University of North Dakota. He currently serves as chairman of the Domestic Petroleum Council tax committee.