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It produces, refines and markets oil products and provides engineering services, as well as licensing production technologies.
Fortron Source is a Rancho Santa Margarita, CA-based company in the Energy and Utilities sector.
Dome Oil Intl is a Newhall, CA-based company in the Energy and Utilities sector.
Irving Heating Oil is a Amherst, NH-based company in the Energy and Utilities sector.
Southwestern Energy (also known as SWN, NYSE: SWN) is an oil and natural gas company based in Houston. Texas. Its primary current activity is, according to the company, "current operations being principally focused on development of the unconventional gas reservoir located on the Arkansas side of the Arkoma Basin"