List of Energy and Environment Firms and Companies in Houston Texas

	Energy and Environment
	Alternative Energy Coal Electric Power Utilities Energy B2B Markets Energy Conservation Energy Consultants and Management Energy Industry Jobs Energy News Energy Organizations Energy Recovery Systems Energy Research Energy Software Energy Storage Energy Trading Environment Geothermal Energy Natural Gas Utilities Nuclear Power Oil and Gas Oil Refining Power Plant Equipment Power Transmission Renewable Energy Solar Energy Waste Management Water and Wastewater Wind Energy Systems

	Listings
	APNA Energy (877) 728-2762 7322 Southwest Freeway Suite 730, Houston, TX 77074 Detail An electricity provider in Houston and Dallas, Texas. CenterPoint Energy 713-659-2111 P.O. Box 4981, Houston, TX 77210 Detail An electric transmission and distribution utility serving the Houston metropolitan area. Dynegy Inc. 713.507.6400 1000 Louisiana Street Suite 5800, Houston, TX 77002 Detail Provides wholesale power, capacity and ancillary services to utilities, cooperatives, municipalities and other energy companies. Energy Market Exchange 713-521-9797 2825 Wilcrest Dr. Suite 656, Houston, TX 77042 Detail Provides access to national electricity providers and natural gas wholesalers. Gexa Energy L.P. (713) 470-0400 20 E. Greenway Plaza, Suite 600, Houston, TX 77046 Detail A dynamic retail electricity provider based in Houston, Texas. Reliant 713-207-7777 P.O. Box 3765, Houston, TX 77253 Detail An electricity and power provider in Houston, Texas.