William J. Restrepo has served as our Chief Financial Officer since April 2021. He has served as Chief Financial Officer of Nabors since March 2014. Mr. Restrepo previously served as Chief Financial Officer at Pacific Drilling S.A. from February 2011 to February 2014. He also previously served as Chief Financial Officer at Seitel from 2005 to 2009, and at Smith from 2009 to 2010 until its merger with Schlumberger Limited. Prior to that, from 1985 to 2005, Mr. Restrepo served in various senior strategic, financial and operational positions for Schlumberger Limited, including operational responsibility for all product lines in the Continental Europe and Arabian Gulf markets, as well as senior financial executive roles in Corporate Treasury and worldwide controller positions with international posts in Europe, South America and Asia. Mr. Restrepo currently serves on the board of Reelwell As, a Norwegian-based provider of advanced drilling technology. He previously served on the board of directors of SANAD (Nabors’ joint venture with Saudi Aramco) and previously served on the boards of directors of C&J Energy Services Ltd. from 2015 to 2017, Probe Technology Services from 2008 to 2016, and Platinum Energy Solutions, Inc. from 2012 to 2013. Mr. Restrepo holds a B.A. in Economics and an M.B.A, both from Cornell University, as well as a B.S. in Civil Engineering from the University of Miami.