John K. Reinhart, 45, has been named COO for two American Energy Partners LP (AELP) affiliates, American Energy-Utica LLC and American Energy-Marcellus LLC. Reinhart most recently was Chesapeake Energy Corp.'s senior vice president, operations and technical services. Reinhart had worked for former Chesapeake CEO Aubrey McClendon, who founded privately held AELP in April 2013. He was vice president of operations for Chesapeake's eastern division from 2009-2013. He also had worked for Schlumberger Ltd. for 11 years. Reinhart received a bachelor's degree from West Virginia University in 1994.