Mark Martinez possesses significant experience in the field of accounting and finance, currently serving as Product Group Controller at National Oilwell Varco since June 2013. In this role, Mark has also held positions as Country Controller, Cost Accounting Manager, Cost Accounting Supervisor, and Senior Cost Accountant. Prior to National Oilwell Varco, Mark worked at Allegheny Technologies Incorporated (ATI) as a Cost Accountant from September 2007 to May 2013. Mark earned a Bachelor of Business Administration in Accounting from Texas State University between 2002 and 2007.