National Power Corporation (Napocor) provides power for the nation of the Philippines. The state-owned utility builds and operates nuclear, hydroelectric, thermal, and alternative power-generating facilities and works with independent producers under a build-operate-transfer program. Its transmission network has a line length of nearly 13,000 circuit miles. With energy sales of more than 39,350 GWh per year, Napocor distributes electricity to power distributors and industrial companies. To comply with a sweeping privatization bill, the company has begun selling off its generation assets. It has also separated its transmission segment into an operating subsidiary.

Pepco Energy Services continues to sail right along. The company provides electricity and natural gas to residential, commercial, industrial, and governmental customers in deregulated areas (primarily the US eastern seaboard, Chicago, and Texas). The nonregulated energy supply company, a subsidiary of Pepco Holdings, offers services in energy management, energy-efficiency consulting, "green power" facilities development and construction, and equipment maintenance. It operates two power plants with a aggregate capacity of 790 MW. Pepco Energy Services also provides its customers the choice of sourcing power from green sources (from solar, wind, and biomass plants).

DTE Energy Company, together with its subsidiaries, operates as an electric and natural gas utility company in Michigan. It also involves in non-utility operations. The company’s Energy Utility segment engages in the generation, purchase, distribution, and sale of electricity in southeastern Michigan. It generates electricity from various fuels, including coal, as well as from nuclear and hydro facilitates. As of December 31, 2009, this segment owned and operated approximately 677 distribution substations and approximately 423,600 line transformers; and supplied electricity to 2.1 million residential, commercial, and industrial customers in southeastern Michigan. The company’s Gas Utility segment engages in the purchase, storage, transmission, distribution, and sale of natural gas in Michigan. As of December 31, 2009, this segment’s distribution system included approximately 19,000 miles of distribution mains, 1,177,000 service lines, and 1,312,000 active meters. It also owned approximately 2,100 miles of transmission lines that deliver natural gas; and supplied natural gas to approximately 1.2 million residential, commercial, and industrial customers throughout Michigan, as well as to approximately 17,000 customers in Adrian, Michigan. The company’s non-utility operations include natural gas pipelines and storage; unconventional gas exploration, development, and production; power and industrial projects, and coal transportation and marketing; and energy marketing and trading operations. Its customers include electric utilities, merchant power producers, integrated steel mills, and industrial companies. DTE Energy Company was founded in 1995 and is based in Detroit, Michigan.

Hokkaido Electric Power Co. (HEPCO) distributes electricity to almost 3.9 million residential, commercial, and industrial customers on the northernmost Japanese island, Hokkaido. The company operates more than 46,760 miles of transmission and distribution lines, and it owns thermal, hydroelectric, and nuclear power plants (including the No. 1 and No. 2 reactors at Tomari Power Station). HEPCO also purchases and markets wholesale energy; other operations include engineering and construction, energy consulting, electrical appliance sales, telecommunications, information technology, and utility-related services. New businesses include medical imaging systems and realty. The company was founded in 1951.

Pure water is the aim of water process engineering specialist Enpure. Enpure specializes in treating water, wastewater, and sludge for municipalities and businesses. Its services include process design and project management for water treatment facilities worldwide. There are more than 4,000 plants in 60 countries designed by Enpure. The company licenses the sonix ultrasound sewage treatment technology sold through Sonico, Enpure's joint venture with Atkins. It had been a part of the support services division of water utility AWG until its management (in partnership with Aberdeen Asset Management) bought out the company at the end of 2006. The company changed its name from PURAC at that time.

Società Azionaria per la Condotta di Acque Potabili provides non-potent potables for Italian citizens and industrial plants. Acque Potabili provides water services to more than 100 municipalities in the country, which have more than 800,000 residents combined; its water distributors include Acquedotto Monferrato and Acquedotto di Savona. Italgas, which is controlled by energy conglomerate Eni, owned a 67% stake in Acque Potabili, but has since sold it to Azienda Mediterranea Gas e Acqua (AMGA) and Società Metropolitana Acque Torino (SMAT). The company's other major shareholders include Vivendi (14%) and ACEA (14%).

EDP Renovaveis loves the feel of the wind and the sound of the waves. One of largest wind energy companies in world, EDP Renovaveis has an annual generation capacity of about 5MW. Other power sources include solar thermal and photovoltaic energy, which create electricity from steam and solar radiation conversion, respectively. The company is also developing ocean wave generation capabilities. EDP Renovaveis has wind generation facilities in nearly 10 countries; Spain and the US (through subsidiary Horizon Wind Energy) contribute the greatest part of its wind power generation capacity. The company is the renewable division of fellow Portuguese company EDP Group, the Iberian Peninsula's third largest energy firm.

Minnesota Power can keep both Vikings and Packers warm. The utility, an operating unit of ALLETE, provides electricity to about 144,000 customers in northeastern Minnesota and northwestern Wisconsin, as well as wholesale electricity to 16 municipal systems. Large industrial customers include Boise White Paper (a subsidiary of Boise Cascade) and Hibbing Taconite (a joint venture owned by ArcelorMittal, Cliffs, and US Steel). Its largest purchasing contract is with the Square Butte Electric Co-op in North Dakota -- Minnesota Power gets half of Square Butte's output -- but the company is attempting to transition from Square Butte's traditionally coal-generated energy to wind power.

Ormat Technologies is on an environmentally safe power trip, building geothermal as well as recovered energy power plants. Geothermal technology extracts hot water or steam that is vaporized and used to drive turbines. The fluid is then cooled and recycled back through the process, making it a clean and renewable energy source. Recovered energy utilizes heat produced in other industrial processes. The company, set up by Israel-based Ormat Industries, also sells power units for both types of plants, and sells fossil fuel powered turbo-generators with a capacity of between 400 watts and 4,000 watts. Ormat operates power plants (with a total of 518 MW of power) in Guatemala (2), Kenya, Nicaragua, and the US (10).

GenOn Energy, Inc. operates as a generator of wholesale electricity in the United States. Its portfolio of power generation facilities include baseload, intermediate, and peaking units using coal, natural gas, and oil to generate electricity. The company owns, contracts, or operates approximately 49 power generation stations with generation capacity of 24,599 megawatts. The company was formerly known as Mirant Corporation and changed its name to GenOn Energy, Inc. on December 4, 2010. The company is based in Houston, Texas.

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