Don Gawick, SPE, has been appointed president and chief executive officer (CEO) of C&J Energy Services and will retain his existing duties as the company’s chief operating officer (COO). He started his career at Schlumberger in 1979 and held several senior management positions over the course of his career focusing on operations and marketing, including oversight of all of Schlumberger’s oilfield business segments. He served as president and CEO of Casedhole Solutions, and upon the company’s acquisition by C&J in 2012, he was appointed the COO of C&J. Gawick holds a BS degree in electrical engineering from the University of Manitoba. C&J’s board also appointed Mark Cashiola as chief financial officer and Danielle Hunter as the executive vice president, general counsel, and chief risk officer.