David W. Wehlmann

DAVID W. WEHLMANN is Executive Vice President and Chief Financial
Officer of Grey Wolf, Inc. He joined the company in July 1996 as Vice
President and Controller. He was promoted to Senior Vice President,
Chief Financial Officer and Secretary in February 1998 and Executive
Vice President in March 2003. From November 1994 until he joined the
company, Mr. Wehlmann was Vice President and Chief Accounting Officer of
EnerVest Management Company, LC, a privately-held oil and gas property
acquisition and management company. Mr. Wehlmann was Controller of
Convest Energy Corporation, a publicly traded oil and gas exploration
and production company, from April 1991 until November 1994. Mr.
Wehlmann is a Certified Public Accountant.