MarkWest Energy Partners Announces the Appointment of J. Mike Stice to Board of Directors

DENVER--(BUSINESS WIRE)--

MarkWest Energy Partners, L.P. MWE ("MarkWest") today announced that J. Mike Stice has been appointed to serve as a member of the Board of Directors of MarkWest's General Partner, MarkWest Energy GP, LLC. Mr. Stice will stand for election at MarkWest's 2016 Annual Meeting of Common Unitholders. Mr. Stice's professional career consists of extensive energy and executive leadership experience. Most recently, he served as Chief Executive Officer of the General Partner of Access Midstream Partners L.P. and also as a Director of the General Partner from July 2012 through February 2015, when the company was acquired. Previously, Mr. Stice spent over four years as Senior Vice President, Natural Gas Projects of Chesapeake Energy Corporation and President and Chief Operating Officer of Chesapeake's primary midstream subsidiaries. He also spent 27 years at ConocoPhillips and its predecessor companies, spanning numerous roles such as President of ConocoPhillips Qatar, Vice President of Global Gas, President of Gas and Power and President of Energy Solutions. Mr. Stice currently serves on the Board of Directors of SandRidge Energy SD and U.S. Silica Holdings, Inc. SLCA. Most recently, he also served on the Board of Directors of Williams Partners WPZ.

"Mike brings a wealth of industry and senior executive experience and we are very excited to welcome him as the newest member of our board," stated Frank Semple, Chairman, President and Chief Executive Officer of MarkWest. "His knowledge of the entire energy value chain and progressive leadership expertise will further strengthen our position as a premier growth-oriented master limited partnership."

MarkWest Energy Partners, L.P. is a master limited partnership that owns and operates midstream services related businesses. MarkWest has a leading presence in many natural gas resource plays including the Marcellus Shale, Utica Shale, Huron/Berea Shale, Haynesville Shale, Woodford Shale and Granite Wash formation where it provides midstream services to its producer customers.

This press release includes "forward-looking statements." All statements other than statements of historical facts included or incorporated herein may constitute forward-looking statements. Actual results could vary significantly from those expressed or implied in such statements and are subject to a number of risks and uncertainties. Although MarkWest believes that the expectations reflected in the forward-looking statements are reasonable, MarkWest can give no assurance that such expectations will prove to be correct. The forward-looking statements involve risks and uncertainties that affect operations, financial performance, and other factors as discussed in filings with the Securities and Exchange Commission. Among the factors that could cause results to differ materially are those risks discussed in the periodic reports filed with the SEC, including MarkWest's Annual Report on Form 10-K for the year ended December 31, 2014. You are urged to carefully review and consider the cautionary statements and other disclosures made in those filings, specifically those under the heading "Risk Factors." MarkWest does not undertake any duty to update any forward-looking statement except as required by law.

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