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Stonehenge Energy Resources

Realized Investments

Realization Date

May 2012


Westminster, CO

In December 2009, Stonehenge Energy Resources (“Stonehenge”) formed Keystone Midstream Services, a joint venture with Rex Energy Corporation (NASDAQ: REXX), to build a Marcellus Shale natural gas gathering and processing system in Butler County, PA. The first processing plant was completed in December 2010 and the second in June 2012. In May 2012, Stonehenge sold all of its interests in Keystone Midstream Services to MarkWest Energy Partners, a subsidiary of MPLX (NYSE: MPLX).