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Proton OnSite is a Wallingford, CT-based company in the Energy and Utilities sector.
Ziphany is a North Tonawanda, NY-based company in the Energy and Utilities sector.
Heliovolt is a Austin, TX-based company in the Energy and Utilities sector.
Contura Energy is a Tennessee-based coal supplier with affiliate mining operations across major coal basins in Pennsylvania, Virginia and West Virginia. With customers across the globe, high-quality reserves and significant port capacity, Contura Energy reliably supplies both metallurgical coal to produce steel and thermal coal to generate power.