Mr. Jarchow joined Pine Brook in September 2007 and is a managing director on the energy investment team. He is currently a director of Comet Ridge Resources, LLC, Nemaha Oil & Gas, LLC and Source Energy Partners, LP.

Mr. Jarchow has over 21 years of experience in the energy business, with 13 years of experience in senior operations roles. He most recently served as a director at First Reserve Corporation, a $12 billion private equity firm that focuses on investments in energy businesses. At First Reserve, he was responsible for sourcing and structuring oil and gas transactions and monitoring various portfolio companies. Prior to joining First Reserve, Mr. Jarchow was an executive at Apache Corporation (NYSE: APA), where he served as an advisor to the president and CEO, exploration manager for the Gulf Coast and Gulf of Mexico, and director of international exploration and business development. Earlier in his career, Mr. Jarchow was employed by Amoco Corporation, an integrated major oil company. He is a fellow of the Geological Society of America and serves on the Petroleum Investments Committee at the Stanford School of Earth Sciences.

Mr. Jarchow holds an M.S. and Ph.D. in Geophysics from Stanford University, an M.B.A. from the Sloan School of Management at MIT and a B.A. in geological sciences from the University of California, Santa Barbara.