Summit Midstream Partners, a PE-backed midstream energy company based in Dallas, has agreed to acquire Bear Tracker Energy for $513 million. Bear Tracker, backed by GSO Capital Partners, owns, operates and develops crude oil and water gathering and processing assets in the Williston Basin in North Dakota and Colorado's Denver-Julesberg Basin. GSO Capital, a division of The Blackstone Group, made a $200 million equity commitment to the company in July 2010.
