On December 11, 2017, Raymond (Randy) K. Guba was appointed to serve as the interim Chief Financial Officer of Archrock, Inc., effective December 12, 2017, until the board of directors selects a permanent Chief Financial Officer. Prior to his appointment with the company, since 2016 Mr. Guba, 58, provided business advisory and portfolio management consulting services to various businesses. Prior to that, Mr. Guba served as the Senior Vice President, Chief Financial Officer of Global Power from 2013 to 2016. Prior to joining Global Power, Mr. Guba served as Executive Vice President, Chief Financial Officer of FTS International from 2011 to 2013.