HOUSTON, TX, June , 2017 – Covenant Testing Technologies, LLC (“Covenant”), a leading provider of flowback and well testing services in North America has closed on the acquisition of the frac stack and well testing assets (the “Assets”) of Key Energy Services, Inc. (NYSE: KEG), for total consideration of $23.7 million, consisting of $19.0 million of cash and a convertible preferred equity security interest in Covenant representing $4.7 million of principal value issued to Key.