MarkWest Energy Partners LP has appointed J. Mike Stice to serve as a member of its general partner’s board of directors. Stice must now be elected at MarkWest’s 2016 annual meeting of common unitholders. Stice most recently served as the CEO of Access Midstream Partners LP as well as the director of its general partner from July 2012 to February 2015, when the company was acquired by Williams.