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Calfrac Well Services Ltd. (“Calfrac”) (TSX–CFW) announced today that that Michael J. (Mick) McNulty , Calfrac’s Chief Financial Officer, has advised Calfrac’s board of directors and executive management team that he intends to retire by March 2016.  Mr. McNulty has made significant contributions to Calfrac since being appointed as Chief Financial Officer in December of 2013.

Fernando Aguilar , Calfrac’s President and Chief Executive Officer commented: “On behalf of everyone at Calfrac, I would like to thank Mick for his contributions during his tenure as CFO and wish him all the best in his upcoming retirement.”

Calfrac has initiated a search process, and further information will follow once an appointment has been made.

Calfrac’s common shares are publicly traded on the Toronto Stock Exchange under the trading symbol “CFW”.  Calfrac provides specialized oilfield services to exploration and production companies designed to increase the production of hydrocarbons from wells drilled throughout western Canada , the United States , Russia , Argentina and Mexico .