AEA Technology has hitched its wagon to the climate change star, focusing on government and private sector efforts to combat global warming, develop low-carbon processes, and monitor carbon and emissions trading. AEA Technology offers consulting, program management, and emergency response services for commercial, government, and industrial customers. Other areas of expertise include agriculture, health, business innovation, and transport. It is a major provider of advisory services to the UK government on climate change issues and technologies.

Cambridge Water distributes water to about 125,000 residential customers and business customers in the greater Cambridge area. Overall, the company serves a population of about 300,000. Cambridge Water maintains some 2,140 km of water mains and 34 storage towers and reservoirs. All the water supplied to customers is pumped from 25 underground sources. About 55% of water billed is charged by meter. The company offers its clients the delivery of emergency bottled water; customers pre-order water that Cambridge Water will deliver in the event of a major incident. The company is controlled by Cheung Kong Infrastructure Holdings.

E.ON AG, a power and gas company, engages in the power generation, energy trading, and gas supply businesses. The company generates electricity from coal, natural gas and oil, nuclear, water, wind, solar, and bio energy; and involves in the exploration and production of gas in the North Sea. It also engages in the storage and transportation of gas, including liquefying natural gas; carbon sourcing; and distribution of power and gas. In addition, the company buys and sells primarily electricity, natural gas, oil, coal, biomass, freight, and carbon allowances; and generates and distributes heat. It serves residential, business, industrial, regional and municipal utilities, and local public authorities. As of December 31, 2009, the company had approximately 73 giga watts of installed capacity for power generation; 33,000 kilometers (km) of power transmission networks; a 1 million km power distribution system, as well as approximately 11,600 km of gas transport pipelines, and a 100,000 km gas distribution system. It has operations primarily in Europe, Russia, and North America. The company was founded in 1929 and is headquartered in Dusseldorf, Germany.

OGE Energy is the holding company for the largest electric utility in Oklahoma, but its largest revenue producer is its energy marketing and natural gas transmission unit, OGE Energy Resources. OGE owns Oklahoma Gas and Electric (OG&E), a public utility with almost 777,000 retail and wholesale customers in Oklahoma (including Oklahoma City) and a bit of western Arkansas. OG&E owns coal- and gas-fired power plants that generate 6,420 MW of capacity. Subsidiary Enogex operates 7,900 miles of natural gas gathering and transportation pipeline. The company also provides physical, asset, financial management services through marketing unit OGE Eenergy Resources.

Emera is an emerging force in a new energy era. Subsidiary Nova Scotia Power Inc. (NSPI) generates, transmits, and distributes more than 97% of the electricity in Nova Scotia, where it serves 486,000 residential, commercial, and industrial customers. Most of NSPI's more than 2,290 MW generating capacity is from fossil fuel plants. Emera has electric utility operations into the US through its Maine-based Bangor Hydro-Electric, which serves about 117,000 customers. It markets wholesale energy and provides asset management services. Emera owns Brunswick Pipeline (which ships LNGs), and has a minority stake in Maritimes & Northeast Pipeline (natural gas). It also has minority stakes in utilities in the Caribbean.

Northwest Natural Gas Company stores and distributes natural gas in Oregon, Washington, and California. The company operates in two segments, Local Gas Distribution and Gas Storage. The Local Gas Distribution segment distributes natural gas in Oregon and southwest Washington. This segment engages in building and maintaining pipeline distribution system, purchasing gas from producers and marketers, contracting for the transportation of gas over pipelines from the supply basins to service territory, and reselling the gas to customers. It also transports gas owned by customers from the interstate pipeline connection, or city gate, to the customers’ facilities. This segment serves various industries, including pulp, paper, and other forest products; companies manufacturing electronic, electrochemical, and electrometallurgical products; companies engaged in processing of farm and food products; metal fabrication and casting companies; organizations that produce various mineral products, machine tools, machinery, and textiles; companies that manufacture asphalt, concrete, and rubber; printing and publishing companies; nurseries; government and educational institutions; and electric generation companies. As of December 31, 2009, it served approximately 668,000 total utility customers comprising approximately 605,000 residential, 62,000 commercial, and 1,000 industrial sales and transportation customers. The Gas Storage segment offers underground natural gas storage services to interstate and intrastate customers in the Pacific Northwest. It holds interests in approximately 8,500 net acres of underground natural gas storage in Oregon and approximately 1,900 net acres of underground natural gas storage in California; and interests in approximately 1,600 net acres of oil and gas leases in Oregon. This segment serves primarily natural gas distribution, electric generation, and energy marketing companies. Northwest Natural Gas Company was founded in 1910 and is headquartered in Portland, Oregon.

Reliance Infrastructure, formerly Reliance Energy, transmits and distributes electricity across India. The company's service territory covers an area exceeding a 124,300 square kilometers and includes the major cities of Delhi and Mumbai. Reliance Infrastructure operates power plants that generate more than 940 MW of capacity. Part of the Anil Dhirubhai Ambani Group, Reliance Infrastructure delivers more than 36 billion units of electricity to more than 30 million consumers. The company is also a major player in India's heavy construction market, and is engaged in constructing roads and airports, and developing urban infrastructure. It also has interests in real estate and retail hospitality.

Decatur Utilities (the operating name of the Municipal Utilities Board of Decatur) caters to the power, gas, water, and wastewater needs of more than 30,000 residents (including 14,600 gas customers) of the city of Decatur, and Morgan County, in Alabama. In an area that experiences heavy rain, Decatur Utilities spends approximately $1 million each year to repair clay sewer pipe and brick manholes and other aging infrastructure. The Municipal Utilities Board of Decatur was created by the Alabama Legislature in 1939 to provide safe and reliable utility services to the city of Decatur.

Beacon Industrial Group's companies shed a shining light on a murky world of grime and pollution so that manufacturing clients can operate more efficiently in cleaner environments. Group companies manufacture air, gas, and liquid filtration systems; develop dust collection technology and equipment; and make air pollution control systems and wet scrubbers. Applications include power generation, textile manufacturing, chemicals, and waste handling. Operating subsidiaries include Pneumafil Group, LCI Corporation, Menardi, and MikroPul. The group operates in North America, Europe, and Australia.

Ozark Mountains need power and Ozarks Electric Cooperative aims to deliver. The member-owned not-for-profit cooperative serves more than 62,000 customers in about a dozen counties spread across northwest Arkansas and northeast Oklahoma. Its 350 miles of line reach industrial, commercial, residential, and agricultural power users. Ozarks Electric provides its customers with energy audits and information on saving energy as well as energy efficient water heaters and surge protectors. It is a member of Touchstone Energy, a national alliance of electric cooperatives in nearly 40 states. The coop was formed in 1938.

Inviting Real Estate Agents, Job Placements Agents, Educational Institutes, Software Service Providers, Real Estate Builders, Marriage Bureaus, Travel Agents, Restaurant Owners, Health & Fitness Centers and other Local Businesses to Post a FREE Classified Advertisement on Cootera.com Classifieds Website.