NorthStar Energy Services, a Quanta Services company, provides engineering, design, procurement, construction, and support services to the chemical, petrochemical, pipeline, oil & gas, bulk storage, and terminal industries and delivers both individual project services and turnkey EPC project implementation. NorthStar Energy Services, a Quanta Services, Inc. (NYSE:PWR) company, is based in Channelview, TX and provides engineering, design, procurement, construction and support services to the chemical, petrochemical, pipeline, oil & gas, bulk storage and terminal industries throughout the country.