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A-1 Air Compressor is a Addison, IL-based company in the Energy and Utilities sector.
Headwaters Incorporated (Headwaters) is a diversified company providing products, technologies and services in three industries: building products, coal combustion products (CCPs) and energy.
CWC Energy Services Corp. is a premier contract drilling and well servicing company operating in the Western Canadian Sedimentary Basin with a complementary suite of oilfield services including drilling rigs, service rigs, coil tubing and well testing. The Company`s corporate office is located in Calgary, Alberta, with operational locations in Nisku, Grande Prairie, Slave Lake, Red Deer, Lloydminster, Provost and Brooks, Alberta and Weyburn, Saskatchewan. The Company`s shares trade on the TSX Venture Exchange under the symbol "CWC".
Berkshire Hathaway Energy: From our roots in renewable energy, we are an $85 billion portfolio of locally managed businesses that share a vision for a secure and sustainable energy future. Our businesses deliver affordable, safe and reliable service each day to more than 11.6 million electric and gas customers and end-users around the world and consistently rank high among energy companies in customer satisfaction. Our vision is to be the best energy company in serving our customers, while delivering sustainable energy solutions. Our businesses include: MidAmerican Energy Company, NV Energy, Pacific Power, Rocky Mountain Power, BHE Pipeline Group, AltaLink, Northern Powergrid, BHE U.S. Transmission, BHE Renewables and HomeServices of America.
Headquartered in Houston, Texas, Columbia Pipeline Group companies own and operate about 15,000 miles of strategically located interstate natural gas pipelines, integrated with one of the largest underground storage systems in North America. From the Gulf Coast to the Midwest, Mid-Atlantic and Northeast, our systems connect premium natural gas supplies with some of the nation’s strongest energy markets, serving customers in 16 states.