Bruce Rothstein

First Reserve Management LP (First Reserve) is a private equity firm founded in 1983. The firm is headquartered in Stamford, Connecticut.

Maxum Enterprises LLC operates as an energy logistics company. It provides fuel, lubricants and chemicals to the energy, marine, mining and industrial markets. The company was founded in 1946 and is headquartered in Fort Worth, TX.

Torqued-Up Energy Services, Inc. provides coiled tubing and pressure pumping services. It offers fracturing and wrenching and testing services. The firm applications include frac stacks, flow lines and flowback rig ups. The company was founded in 2004 and is headquartered in Tyler, TX.

RBC Capital Partners Ltd. is a Venture Capital firm, a subsidiary of RBC Dominion Securities, Inc. founded in 1900. RBC Capital Partners Ltd. is headquartered in Toronto, Canada with offices across the globe.

Ernst & Young provides accounting services. Its services include auditing, accounting, tax and transaction services, assurance and advisory business, online transaction advisory and a wide range of financial services. The company was founded by Arthur Young and Alwin C. Ernst in 1881 and is headquartered in Kansas City, MO.

Cadent Energy Partners LLC (Cadent Energy Partners) is a private equity firm founded in 2002 by Paul G. McDermott and David Coppe. The firm is Headquartered in New York.

Array Holdings, Inc. manufactures valves, actuators, and control systems. It products include flow iron, pigging valves, ball valves, check valves, and 6A choke valves. The company was founded on November 6, 2007 and is headquartered in Houston, TX.

VEDCO Holdings, Inc. operates as a holding company with interests in providing outsourced drilling and blasting services. It specializes in drilling and blasting, from regulatory issues to safety procedures and blast design. The company was founded in 2006 and is headquartered in Vasant, VA.