Gazprom Marketing & Trading, Ltd

Enterprise Products Operating is a division of Enterprise Products Partners. The company supplies natural gas liquids. It conducts various activities, including the import, storage, sale and export of natural gas liquids. It operates import and export terminals in Houston. Enterprise Products Partners also offers midstream energy services. It owns and operates crude oil, natural gas and petrochemical pipelines; storage facilities; natural gas processing and fractionation plants; and drilling platforms. It also jointly owns and operates facilities with various companies, such as ConocoPhillips, ChevronTexaco, Dow Chemical, Duke Energy Field Services, El Paso Corporation and ExxonMobil. Enterprise Products Operating maintains a location in Houston.

CenterPoint Energy is a domestic energy delivery company that engages in electricity transmission and distribution, natural gas distribution and sales, and interstate pipeline and gathering operations. The company provides natural gas service to more than 2 million customers and both electricity and gas service to a combined customer base of more than 4 million. In addition to providing utilities for the Houston metropolitan area, the company serves customers located throughout the states of Arkansas, Louisiana, Minnesota, Mississippi, Oklahoma and Texas. The company s pipelines division owns and operates two interstate pipelines, gathers natural gas, provides maintenance and technical services to third-party clients and installs the company s remote wellhead monitoring and measuring product, ServiceStar. David M. McClanahan has been the chief executive officer of CenterPoint Energy for more than four years. He has been with the utility company for over 34 years. McClanahan earned a BS degree from the University of Texas-El Paso, and a MBA from the University of Houston. An employer of more than 9,000 people, CenterPoint Energy is headquartered in Houston.

You might say that Colorado Interstate Gas knows how to add fuel to the fire. Founded in 1927, the company transports natural gas to customers in the Rocky Mountains, Midwest, Southwest, Pacific Northwest and California. All told, Colorado Interstate Gas has some 4,000 miles of pipeline that can carry approximately 3,000 million cubic feet per day to go with its storage facilities in Colorado and Kansas. The Colorado Interstate Gas system is connected to nearly every major supply basin in the Rocky Mountains as well as production areas in the Texas Panhandle, Western Oklahoma, Western Kansas, and Wyoming. The company became a subsidiary of El Paso Corporation in 2004 when its former parent, Noric Holdings, merged into El Paso Corporation.