People | Service & Supply | Oilfield Services

Former Halliburton CFO Takes Helm of Weatherford

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Weatherford International has appointed Mr. Mark A. McCollum as President and Chief Executive Officer, as well as a member of the Board of Directors, with an effective start date in late April 2017.

Mr. McCollum is a proven executive with an impressive background spanning over 36 years in the energy sector, most recently as Executive Vice President and Chief Financial Officer at Halliburton Company. In addition to Mr. McCollum joining the Board of Directors of the Company, Mr. William Macaulay has been appointed Chairman of the Board of Directors.

Krishna Shivram will be departing as interim Chief Executive Officer effective immediately. Christoph Bausch, Weatherford's Executive Vice President and Chief Financial Officer will serve as acting Chief Executive Officer until Mr. McCollum assumes the role in a permanent capacity.

About Mark A. McCollum

Mr. McCollum's has over 36 years of leadership experience in the energy sector. Most recently he served as Chief Financial Officer of Halliburton Company, a position he started in 2008 and resumed in July of 2016 following an interim role as Chief Integration Officer during the pendency of Halliburton's proposed acquisition of Baker Hughes Incorporated.  Prior to joining Halliburton, Mr. McCollum held a number of senior positions at Tenneco, Inc., including Chief Financial Officer, and served as an Audit and Advisory Partner in Arthur Andersen's Energy Division, where he began his career.

Mr. McCollum is a member of the Board of Directors and the Audit and Compensation Committees at Archrock, Inc., previously known as Exterran Holdings. He is also a Regent at Baylor University and on the Baylor College of Medicine Board of Trustees. Mr. McCollum received his Bachelor Degree in Business Administration and Accounting from Baylor University, and is a registered CPA in the State of Texas.