The company is an independent petroleum and natural gas exploration and production company based in Houston, Texas (United States). It was founded in 1888.The company produced 2.8 million barrels (445,000 m³) of oil and 71 billion cubic feet (2 km³) of natural gas in 2003. The company has operations in three areas in the continental US, the Texas Louisiana Gulf coast region, the east coast (onshore) and the west in the Rocky mountain states. The company has major holdings in the Marcellus Shale gas play in northeastern Pennsylvania. The company has been cited for numerous violations in regard to spills of toxic hydro-fracking fluids in Northeastern Pennsylvania. Further, the company is also active in the Marmaton Formation oil play in Oklahoma.
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