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Schlumberger Limited is an oilfield services company. Schlumberger employees represent more than 140 nationalities working in more than 120 countries.
Rex Energy Operating Corp. is a State College, PA-based company in the Energy and Utilities sector.
Irth Solutions is a Columbus, OH-based company in the Energy and Utilities sector.
Miller Energy Resources is a high-growth oil and natural gas exploration, production and drilling company operating in multiple exploration basins in North America. Miller`s focus is in the prolific Cook Inlet area in Alaska with a primary target of the Hemlock formation, and in the heart of Tennessee`s hydrocarbon-rich Appalachian Basin including the Mississippi Lime and Chattanooga Shale. Miller is headquartered in Knoxville, Tennessee, with satellite offices in Huntsville, Tennessee and Anchorage, Alaska. The company’s common stock is listed on the NYSE under the symbol MIL
Penn Virginia Corporation is an independent oil and gas company primarily engaged in the development, exploration and production of natural gas and oil in various domestic onshore regions including East Texas, the Mid-Continent, Appalachia, Mississippi