Rose Robeson

Ms. Robeson currently serves on the Board of Directors of Newpark Resources, Inc. (NYSE:NR) and Antero Midstream Corporation (NYSE: AM). Ms. Robeson served as Senior Vice President and Chief Financial Officer of DCP Midstream GP, LLC, the General Partner of DCP Midstream Partners, LP, from 2012 until her retirement in 2014. Ms. Robeson also served as Group Vice President and Chief Financial Officer of DCP Midstream LLC from 2002 to 2012. Prior to her appointment as CFO of DCP Midstream, LLC, Ms. Robeson was the Vice President and Treasurer. Prior to joining DCP Midstream, LLC, Ms. Robeson was with Kinder Morgan, Inc. (formerly KN Energy, Inc.) from 1996 to 2000 and held the position of Vice President & Treasurer. Ms. Robeson served as a director of American Midstream GP, LLC, the general partner of American Midstream Partners, LP (NYSE: AMID) from June 1, 2014, until her resignation on June 14, 2016, and served as a director of Tesco Corporation (NASDAQ: TESO) from October 29, 2015, until December 15, 2017, when Nabors Industries Ltd. completed its acquisition of Tesco.

Ms. Robeson has been a director since 2014 and currently serves as Chairperson for the Audit Committee and as a member of the Environmental, Social and Governance Committee and the Executive Committee