Michael S. Greene

Oncor, Inc. markets a variety of molecular biology products, including restriction enzymes and markets related apparatus and equipment. The company was founded in July 1983 and is headquartered in Gaithersburg, MD.

TXU Gas Co. is an energy company, manages a portfolio of regulated energy businesses in North America. The company owns approximately 26,400 miles of distribution pipelines and serves Round Rock, Georgetown, Pflugerville and other communities north of Austin. TXU Gas was founded in 1909.

Oncor is a regulated electricity transmission and distribution company which is engaged in providing electricity transmission services to retail electric providers who sell power in north-central, eastern and western parts of Texas.

Energy Future Competitive Holdings Co. LLC used to engage in electricity generation, wholesale energy sales and purchases, commodity risk management activities, and retail electricity operations. It offered services through its wholly owned subsidiary Texas Competitive Electric Holdings Co. LLC. The company was founded in 1912 and was headquartered in Dallas, TX.

Luminant Power Services Co. provides retail electric services. It operates two nuclear generation units in Comanche Peak plant. The firm serves residential, commercial, and industrial customers. The company is headquartered in Dallas, TX.

Electric Power Research Institute, Inc. provides energy and environmental research services. It conducts research and development relating to the generation, delivery and use of electricity for the benefit of the public. The firm also provides technology, policy and economic analyses to drive long-range research and development planning and supports research in emerging technologies. The company was founded in 1972 and is headquartered in Palo Alto, CA.

Electric Reliability Council of Texas, Inc. operates and regulates power transmission system. Its services include account management services and market support services. The company was founded in 1970 and is headquartered in Austin, TX.

Texas Competitive Electric Holdings Co. LLC provides electricity generation, development and facility construction. It also offers energy sales, purchases, commodity risk management and trading activities. The company was founded in 2001 and is headquartered in Dallas, TX.