AES is one of the world's leading independent power producers. The company has interests in more than 120 generation facilities in about 30 countries throughout the Americas, Asia, Africa, Europe, and the Middle East that give it a combined net generating capacity of 40,300 MW. AES sells electricity to utilities and other energy marketers through wholesale contracts or on the spot market. AES also sells power directly to customers worldwide through its interests in distribution utilities, mainly in Latin America. In 2009 the company had 1,900 MW of power plants under development in four countries.

Community Energy is working to create greener communities in the northeastern and midwestern US. Through supply agreements with alternative energy generation companies and sales agreements with electricity distribution utilities, Community Energy, a unit of industry leader IDERBROLA RENEWABLES, offers green energy solutions to major businesses and governments as well as to more than 110,000 residential and small-business customers. The company is also involved in the development of wind farms and supplies power directly to end-users. Community Energy, which operates under the NewWind Energy brand, purchases power primarily from wind-powered generation facilities; it also markets solar and hydroelectric energy.

BlueStar Energy intends to burn bright in the firmament of independent electricity providers. Serving customers in the deregulated markets of Maryland, Illinois, Pennsylvania, and Washington, DC, the company offers variable- and fixed-rate and custom plans along with green energy to industrial, commercial, and residential customers. Its energy efficiency program examines customers' energy usage and offers services to decrease costs including reworking interior and exterior lighting, monitoring power use, rewiring fixtures, and performing exterior maintenance. BlueStar Energy spreads it power from offices in Chicago and Peoria, Illinois.

GeoSyntec Consultants provides services such as environmental management, geotechnical engineering, groundwater assessment and remediation, pollution prevention, and surface water management. The company operates from more than 30 offices, primarily in the US but also in Canada, Malaysia, and the UK. Its clients include Aerojet-General, AstraZeneca, Chevron, Delta Air Lines, FMC Corp., Georgia Power, Kimberly-Clark, Lockheed Martin, Pharmacia & Upjohn, and Shell Oil. Expanding its services in the water and natural resources segment, in 2010 Geosyntec acquired Rainwater Recovery, which focuses on rainwater harvesting technology.

Companhia Paranaense de Energia – Copel engages in the generation, transmission, distribution, and sale of electricity for industrial, residential, commercial, and rural customers primarily in the State of Parana, Brazil. It owns and operates 18 power plants, including 17 hydroelectric power plants and 1 thermal power plant with an installed capacity of 4,550 MW; transmission system comprising 1,913 km of transmission lines and 30 substations; and distribution system, including 180,696 km of distribution lines and 350 substations. The company serves approximately 3,671,262 consumers. It also provides telecommunication and communication services consisting of broadband Internet, private networks IP/MPLS-VPN, videoconference, and hosting services to schools, banks, supermarkets, Internet providers, industries, public bodies, stores, and fixed and mobile telephone operators. In addition, company has 6,026 km of OPGW cables, installed between the main ring and urban radials, totaling 10, 054 km and reaching 226 cities Parana. Further, it distributes piped gas. The company was founded in 1954 and is headquartered in Curitiba, Brazil.

F.B. Leopold wants to give you a nice, lean glass of water. The company develops and manufactures water and wastewater clarification, purification, and sludge collection equipment and backwash recovery systems. Customers include companies in the water and wastewater treatment industries. Its wastewater treatment systems include tertiary filtration, denitrification, clarification, and sludge collection systems. Founded in 1924, F.B. Leopold has been a part of ITT's Water & Wastewater Treament division since 2006.

United Air Specialists has ESP, and the company knows just when to cause static. The company's industrial air pollution control unit makes electrostatic precipitators (ESP) that electrify airborne particles and remove them from the air. United Air Specialists also makes commercial air-cleaning systems, including kitchen emissions systems. In addition, the company makes electrostatic fluid control and high-precision spraying equipment. The company's products are used in offices, hospitals, bars, schools, and industrial settings. United Air Specialists, founded in 1966, is part of the industrial and environmental filtration business unit of manufacturing group CLARCOR.

ATCO operates worldwide in utilities, power generation, and related services. Majority-owned Canadian Utilities oversees most of the group's energy businesses, including ATCO Electric and ATCO Gas (transmission and distribution) and ATCO Power (generation). Other holdings include gas gatherer and processor ATCO Midstream, and gas transporter ATCO Pipelines. ATCO I-Tek provides IT, billing, and customer care services. ATCO Structures & Logistics manufactures modular buildings and provides logistical and noise abatement services. Utilities ATCO Electric (with nearly 207,000 customers) and ATCO Gas (with more than 1 million customers) account for the largest slice of ATCO's revenues.

Light and Power Company (CL&P) keeps the folks in the Constitution State connected. CL&P provides electric utility services to more than 1.2 million customers (more than 90% residential) in nearly 150 Connecticut communities. The electric utility, a subsidiary of Northeast Utilities (NU), has more than 235 substations, almost 280,800 transformers and owns and operates regulated transmission and distribution assets in its 4,400-sq.-mile service territory. It has more than 22,800 miles of distribution lines and almost 1,700 miles of transmission lines. CL&P's transmission assets are monitored by ISO New England.

Hawaiian Electric Industries, Inc., through its subsidiaries, primarily engages in electric utility and banking businesses primarily in the state of Hawaii. The electric utility business involves in the production, purchase, transmission, distribution, and sale of electricity from renewable energy sources, such as wind, solar, photovoltaic, geothermal, wave, hydroelectric, sugarcane waste, municipal waste, and other biofuels, as well as from fuel oil. It distributes and sells electricity on the islands of Oahu, Hawaii, Maui, Lanai, and Molokai, as well as serves suburban communities, resorts, the U.S. armed forces installations, and agricultural operations. The Banking business includes American Savings Bank, F.S.B., which involves in accepting savings accounts, checking accounts, money market accounts, and certificate of deposits; and providing real estate, residential mortgage, construction and development, multifamily residential and commercial real estate, consumer, and commercial loans. As of December 31, 2009, it owned 166 automated teller machines. The company was founded in 1891 and is based in Honolulu, Hawaii.

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