Patrick H. Halpin

High River Resources LLC operates as an exploration & production company. The firm engages in the acquisition and exploitation of oil & gas properties onshore in the United States. The company is headquartered in Dallas, TX.

Silver Hill Energy Partners LLC (Silver Hill Energy Partners) is a private equity subsidiary of RSP Permian, Inc founded in 2011 by Kyle D. Miller. The firm is headquartered in Dallas, Texas.

Barclays Capital, Inc. is a registered broker/dealer headquartered in New York City. The firm was founded in 1997 and is a subsidiary of Barclays Group US, Inc., ultimately owned by Barclays plc (LON: BARC) in Great Britain. Barclays Capital provides large corporate, government and institutional clients a full spectrum of prime brokerage services which includes equities and fixed income financing, OTC Clearing, Futures and Foreign Exchange Prime Brokerage and access to industry insights and analytics from their Strategic Consulting team.

EnCap Investments LP (EnCap Investments) is a private equity firm founded in 1988 by Gary Peterson and Robert Zorich and The firm is headquartered in Houston, Texas.