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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
Mudlogging Co is a Houston, TX-based company in the Energy and Utilities sector.
Shell is a global group of energy and petrochemicals companies. It consists of the businesses of Upstream, Integrated Gas, Downstream, and Projects & Technology. With approximately 90,000 employees in more than 70 countries and territories, Shell is helping to meet the world`s growing demand for energy in economically, environmentally and socially responsible ways.
DDX Corp is a Englewood, CO-based company in the Energy and Utilities sector.
S J Kowalski Inc is a Zion Grove, PA-based company in the Energy and Utilities sector.