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Energy Future Holdings Corp. is a Dallas-based, privately held energy company with a portfolio of competitive and regulated energy companies. These businesses serve the high-growth Texas electricity market, which is one of world's largest and among the nation's most successful competitive markets.
Gerdau Ameristeel is a Rydal, GA-based company in the Energy and Utilities sector.
Thermophysical Properties Research Laboratory is a West Lafayette, IN-based company in the Energy and Utilities sector.
Topaz Energy and Marine is a leading offshore support vessel company providing marine solutions to the global energy industry with primary focus on the Middle East and the Caspian Sea. Headquartered in Dubai with 40 years of experience in the Middle East, Topaz operates a fleet of more than 90 offshore support vessels with an average age of 7 years. Topaz is a wholly owned subsidiary of Renaissance Services SAOG, a publicly traded company on the Muscat Securities Market, Oman.
TANAGER ENERGY INC. is a small-sized Canadian oil and natural gas company headquartered in Lethbridge, Alberta. The company acquires and develops resource-rich oil and natural gas producing properties in Western Canada, and sells its production to a variety of refineries and marketers within the North American commodity market. TANAGER is a publicly owned company. Its stock is listed and traded on the Toronto Stock Exchange under the symbol “TAN”.