Derek Foster

D. E. Shaw & Co. LP (DESCO) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded in 1992 by David Elliot Shaw. DESCO serves as the managing member, manager and/or investment advisor of certain entities in the D. E. Shaw Group and provides investment advice to several affiliated hedge funds and other entities. The investor base of the funds includes institutional investors and other highly sophisticated, high-net worth participants.

Proton Energy Systems, Inc. manufactures proton exchange membrane, industrial hydrogen generators, and fuel cell products. The firm also offers power plants, materials processing, laboratories and meteorological applications. The company was founded by Trent M. Molter, Robert J. Friedland, William F. Smith, Lawrence C. Moulthrop Jr. and Walter W. Schroeder in 1996 and is headquartered in Wallingford, CT.

Distributed Energy Systems Corp. develops advanced technology related to hydrogen production and fuel cell applications. It operates through two subsidiaries, Proton Energy Systems, Inc. and Northern Power Systems, Inc. Proton is engaged in designing, developing, selling and manufacturing on-site hydrogen gas delivery systems. Northern has a range of businesses, including the design and sale of power generation equipment, engineering, procurement and construction of distributed power systems, the design and sale of direct drive wind turbines, and the servicing of fossil fuel power generation equipment. Distributed Energy Systems was founded on May 19, 2003 and is headquartered in Wallingford, CT.

HighPoint Operating Corp. engages in the development, acquisition, and exploration of oil and natural gas resources. It holds interest in the Denver-Julesburg Basin and the Uinta Oil Program in the Uinta Basin. The company was founded by William J. Barrett, Fredrick J. Barrett, and John Frank Keller in January 2002 and is headquartered in Denver, CO.

Strategic Funding Source, Inc. provides financing services to small and midsize businesses. It offers business cash advance, secured business loans, asset based lending and factoring, and revenue based finance services. The company was founded by Andrew R. Reiser in 2006 and is headquartered in New York, NY.

Saguaro Resources Ltd. engages in oil and gas exploration. It holds interest in Montney formation. The company was founded by Stacy Knull in September 2012 and is headquartered in Calgary, Canada.

Brigham Resources LLC provides oil and gas services. The firm focuses on using technologies to identify and develop unconventional liquids rich resource plays. The company was founded by Ben M. Brigham and Eugene B. Shepherd in 2012 and is headquartered in Austin, TX.

The Beacon Group LLC operates as a merchant bank. The company was founded by Geoffrey T. Boisi on October 17, 1995 and is headquartered in New York, NY.

Aggreko, Inc.provides mobile electricity generators and temperature control equipment on rent. It also provides compressed air systems to companies around the world. The company is headquartered in Glen Burnie, MD

Latigo Petroleum, Inc. explores and develops oil and gas. It conducts exploration and development drilling programs and makes strategic acquisitions in its targeted area of the Mid-Continent Region of the United States. The firm's targeted area includes the Permian, Anadarko and Arkoma basins located in Texas, New Mexico, Oklahoma and Arkansas. The company was founded in 1996 by Randy A. Foutch and is headquartered in Tulsa, OK.

Stirling Power, Inc. engages in designing, engineering, and manufacturing of external combustion engines. It offers gaseous and solid fuels, solar, and heat streams. The company was founded in 1936 and is headquartered in Ann Arbor, MI.

Aggreko USA LLC manufactures temperature control, compressed air systems. It also provides temporary power supply, cooling, heating & electrification services at natural disaster sites and for events such as the super bowl, the olympics and movie sets. The firms products are provided to utility, manufacturing and construction companies. Aggreko USA is headquartered in New Iberia, LA.

First Wind Holdings LLC is an independent wind energy company. It is focused on the development, financing, construction, ownership and operation of utility scale wind energy projects. The company was founded in 2002 and is headquartered in Boston, MA.

Pine Brook Road Partners LLC (Pine Brook Partners) is a Private Equity firm founded in 2006. The firm is headquartered in New York.

Stonegate Production Co. LLC engages in exploration of oil and gas fields. It identifies undrained fault blocks, fracture systems, bypassed pays, subtle undrilled structures, stepouts, deeper horizons and stratigraphic plays. The company was founded by Michael L. Harvey in April 2007 and is headquartered in Houston, TX.

GR Energy Services LLC provides oilfield products and services. It focuses primarily on onshore production and downhole completion services in North America. The company was founded in 2013 and is headquartered in Sugar Land, TX.

High Ground Energy, Inc. operates as an exploration and production company that focuses on developing light oil and liquids-rich gas resources. The company was founded in 2014 and is headquartered in Calgary, Canada.

Accelerate Resources Holdings, LLC engages in the exploration and production of oil and natural gas. The company was founded by Mickey Friedrich, Tom Deen, Kenny Worrell, Brennan R. Potts, and Patrick George and is headquartered in Dallas, TX.

Cahill Heating provides cutting edge flameless heating technology. The company is headquartered in Red Deer, Canada.

Global Guardian LLC operates as a security platform that provides protection for people, infrastructure, and communications. It offers global tracking and emergency response, security, travel intelligence, medical support and evacuation, emergency and custom aviation, cyber security, and real-time video monitoring services. The company was founded by John Fitzgibbons and Brian Searcy and is headquartered in McLean, VA.

Pursuit Oil & Gas LLC engages in the exploration and production of oil and gas. It focuses on acquiring and developing assets in North American unconventional resource plays. The company was founded in 2014 and is headquartered in Houston, TX.

Pursuit Oil & Gas LLC provides oil and gas field exploration services. It engages in the identification, evaluation, acquisition and development of unconventional oil and gas projects. The company was founded on June 17, 2014 and is headquartered in Houston, TX.