John J. Murphy

CARBO Ceramics, Inc. is an oilfield services technology company. The firm manufactures and supplies ceramic proppant and resin-coated sand. It operates through the following segments: Oilfield and Industrial Technologies and Services; and Environmental Technologies and Services. The Oilfield and Industrial Technologies and Services segment manufactures and sells ceramic technology products and services, base ceramic proppant and frac sand for both the oilfield and industrial sectors. The Environmental Technologies and Services segment intends to protect operator?s assets and minimize environmental risks and lower lease operating expense. The company was founded in 1987 and is headquartered in Houston, TX.

Coastal Energy Co. engages in the acquisition and exploration of petroleum and natural gas properties in Southeast Asia. It operates in Gulf of Thailand with two offshore blocks G5/43 and G5/50. The firm’s investments may include acquisitions of interests in proved oil and gas properties and exploration prospects, or acquisitions of interests in companies in the oil and gas related industries. The company was founded on May 26, 2004 and is headquartered in Houston, TX.

Dresser Industries, Inc. was a supplier of products and services to industries involved in oil and gas production and transmission, petroleum refining and marketing and power generation. The petroleum products and services segment used to provide services and project management for oil and gas exploration, drilling, completion, production and transmission activities. In 1998, the company merged with its main rival, Halliburton, and is now known as Halliburton Co. On 10th April, 2001 the Dresser division (excluding the former Kellogg division) entered an agreement to separate itself once again from Halliburton by management purchasing its equity, the new company to be called Dresser, Inc. The company is headquartered in Dallas, TX.

W.R. Grace & Co. engages in the production and sale of chemicals and materials. It operates through the Grace Catalysts Technologies and Grace Materials Technologies segments. The Grace Catalysts Technologies segment includes catalysts and related products and technologies used in refining, petrochemical and other chemical manufacturing applications. The Grace Materials Technologies segment consists of specialty materials, including silica-based and silica-alumina-based materials, used in coatings, consumer, industrial, and pharmaceutical applications. The firm specializes in chemical processing, coatings and inks, food and beverage, general industrial, nutraceutical, personal care, pharma, and plastics industries. The company was founded by William Russell Grace in 1854 and is headquartered in Columbia, MD.

SMG Management provides venue management, marketing and development services. Its services include event booking and management, cash management, maintenance and risk management. The company was founded in 1977 and is located in Philadelphia, PA.