R. Bruce McConnell

Grant Prideco, Inc. is engaged in drill pipe manufacturing. The firm provides engineered connections and premium tubular products that are used in oilfield exploration and development operations. The company was founded in April 2000 and is headquartered in Houston, TX.

Grant Prideco USA LLC manufactures and sells oilfield drill pipe and other drill stem products. The company is headquartered in Houston, TX.

Deloitte & Touche LLP engages in the provision of audit, advisory, financial advisory, tax, and consulting services. The company was founded on March 7, 1995 and is headquartered in New York, NY.

Nabors Drilling USA LP provides oil & gas drilling and exploration services. It has operations in Colorado, Texas, Casper, Oklahoma City. It is a division of Nabors Drilling USA LP and is headquartered in Houston, TX.

NFR Energy LLC engages in the acquisition, development, exploitation & exploration of natural gas and oil properties. Its core operating area is comprised of the Haynesville Shale formation and the Cotton Valley Sand formation in East Texas. The firm has operations in Colorado, Texas & Montana. The company was founded on July 2006 and is headquartered in Houston, TX.

Part of Nabors Industries Ltd., Ramshorn Investments, Inc. provides gas and oil drilling services. The company is based in Houston, TX.

Remora Energy International LP engages in the exploration and production of oil and energy. The company founded in 2007 and is headquartered in Hamilton, Bermuda.