Investor Relations

Corporate Profile
MarkWest Energy Partners, L.P. (NYSE: MWE) is a publicly traded master limited partnership (MLP) formed in January 2002. We are engaged in the gathering, processing and transportation of natural gas; the transportation, fractionation, storage and marketing of NGLs; and the gathering and transportation of crude oil. We have extensive natural gas gathering, processing, and transmission operations in the Southwestern and Gulf Coast regions, and we are the largest natural gas processor in the Appalachian region of the United States. As a leading provider of midstream services in the natural gas industry, our business strategy is to deliver best-of-class service by developing high-quality, strategically located, diversified assets in the liquids-rich areas of the natural gas resource plays in the United States.
Unit Quote
MWE (Common Units)
ExchangeNYSE (US Dollar)
Price$66.54
Change (%) Stock is Down 1.31 (1.93%)
Volume558,244
Data as of 06/19/13 4:05 p.m. ET
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Recent News More >>
DateTitle 
06/05/13MarkWest Energy Partners Announces Sale of Marcellus Shale Gathering Assets in West Virginia to Summit Midstream Partners
DENVER--(BUSINESS WIRE)--Jun. 5, 2013-- MarkWest Energy Partners, L.P. (NYSE: MWE) (MarkWest) and Summit Midstream Partners, LP (NYSE: SMLP) (Summit) announced today the execution of definitive agreements whereby Summit will acquire certain gas gathering assets from MarkWest in Doddridge County, West Virginia for $210 million in cash. Rich-gas gathered by these assets is dedicated to MarkWest for processing at the Sherwood complex, also located in Doddridge County, West Virginia. The transaction... 
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05/30/13MarkWest Utica EMG Expands Utica Shale Midstream Infrastructure
DENVER--(BUSINESS WIRE)--May. 30, 2013-- MarkWest Utica EMG, L.L.C. (MarkWest Utica EMG), a joint venture between MarkWest Energy Partners, L.P. (NYSE: MWE) (MarkWest) and The Energy and Minerals Group (EMG), is announcing an additional expansion of its large-scale midstream system to support the rapidly growing drilling programs of Antero Resources (Antero), Gulfport Energy Corporation (NYSE: GPOR) (Gulfport) and other producers in the southern core of ... 
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05/08/13MarkWest Energy Partners Reports First Quarter Financial Results, Record Volumes and Increases Common Unit Distribution
Acquired Granite Wash midstream assets from Chesapeake Energy in Texas Panhandle and Western Oklahoma for $245 million and entered into long-term fee-based gathering and processing agreements. Placed into service four additional processing facilities with combined capacity of 645 MMcf/d. The Partnership has 18 major processing and fractionation projects currently under construction, which are expected to be completed by the en... 
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05/08/13MarkWest Energy Partners Announces Acquisition of Granite Wash Assets from Chesapeake Energy in Texas Panhandle and Western Oklahoma
DENVER--(BUSINESS WIRE)--May. 8, 2013-- MarkWest Energy Partners, L.P. (NYSE: MWE) (MarkWest) announced today the execution of definitive agreements to acquire 100% of the ownership interests of certain midstream assets in the Anadarko Basin from a wholly owned subsidiary of Chesapeake Energy Corporation (NYSE: CHK) (Chesapeake), for consideration of $245 million in cash. The transaction closed simultaneously with the execution of the agreements. ... 
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IR Contacts
MarkWest Energy Partners, L.P. Contact:
1515 Arapahoe Street Joshua Hallenbeck, VP Finance and Treasury
Tower 1, Suite 1600Phone: (866) 858-0482
Denver, Colorado 80202E-mail: investorrelations@markwest.com

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