Donald Patteson

Atwood Oceanics, Inc. was a global offshore drilling contractor, which was engaged in the drilling and completion of exploratory and developmental oil and gas wells. It was own mobile offshore drilling units and is constructing drill-ships, and jack-ups. The company was headquartered in Houston, TX.

Rosetta Resources Inc. is an independent oil and gas exploration company, which engages in the acquisition and development of onshore energy resources in the U.S. The company also involves in the purchasing of new undeveloped leases, acquiring oil and gas producing properties and drilling prospects from third parties. Its operations are primarily located in the South Texas, including Eagle Ford shale and in the Southern Alberta Basin in Northwest Montana. The company was founded in June 2005 and is headquartered in Houston, TX.

Sovereign Capital Partners LLP (Sovereign Capital Partners) is an hprivate equity firm founded in 1988. The firm is headquartered in London, United Kingdom.

Sovereign Business Forms, Inc. manufactures custom printed business products. It offers business forms, pressure-sensitive labels, and commercial printing and related printed business products; integrated label and card products and plastic cards. The company was founded in 1996 and is headquartered in Houston, TX.