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Varentec develops advanced power electronics-based systems designed for the Smart Grid. Changing dynamics of the electric grid require improved technology to manage increased complexity and maintain grid stability. The introduction of renewable energy generation, plug-in electric vehicles, increased non-linear loads on the grid, and other trends, have created the need for intelligent, fast responding and high performance equipment driven by advanced power electronics. Varentec develops innovative, compact and high performance power electronics and total systems for electric grid and industrial applications
Austin Energy is one of the largest publicly owned electric utilities in the nation, providing low cost reliable power to more than 490,000 customers and more than 1 million residents. Our mission is to deliver clean, affordable, reliable energy and excellent customer service. We are industry leaders in conservation and renewable energy, developing some of the most comprehensive energy efficiency programs in the nation. We purchase renewable energy from wind, solar and biomass facilities to minimize our impact on the environment, and are recognized as a top-ranked Texas utility for green power sales. As a publicly owned utility, we do more than provide power to our customers. We participate in dozens of community outreach events each year, contribute to Austins economic growth and continue to make strides in our commitment to environmental excellence.
The history of Controlled Power Company goes back to 1968 when we developed an innovative approach to the design and manufacture of modular AC to DC converters. Since then, Controlled Power Company has built on that success to establish the broadest line
Questar Corporation (Questar) is a Rockies-based integrated natural gas holding company. Questar operates through its wholly owned subsidiaries: Wexpro Company (Wexpro), Questar Pipeline Company (Questar Pipeline) and Questar Gas Company (Questar Gas). Wexpro develops and produces natural gas on behalf of Questar Gas. Questar Pipeline operates interstate natural gas pipelines and storage facilities in the western United States and provides other energy services.
Williams Heating is a Warren, MI-based company in the Energy & Utilities sector.