Mark A. McCollum
Mr. Mark McCollum is President and Chief Executive Officer for Weatherford International plc. Weatherford is one of the largest multinational oilfield service companies providing innovative solutions, technology and services to the oil and gas industry. The Company operates in over 90 countries and has a network of approximately 800 locations, including manufacturing, service, research and development, and training facilities and employs approximately 29,200 people.
Prior to joining Weatherford, Mr. McCollum served as executive vice president and chief financial officer for Halliburton. Mr. McCollum also served as senior vice president and chief accounting officer for Halliburton from 2003 to 2007.
Prior to joining Halliburton, Mr. McCollum served in various senior executive positions for Tenneco from 1995 through 2003. Before joining Tenneco, Mr. McCollum spent 14 years with Arthur Andersen LLP and served as an audit and business advisory partner of the firm’s worldwide partnership from 1991 through 1994. He earned a BBA in 1980 from Baylor University.
Mr. McCollum serves on the board of directors for Archrock, Inc. and Westlake Chemical Corporation. He is a member of the Board of Regents of Baylor University and he also serves on the board of trustees for Baylor College of Medicine and the advisory board of Every Village.