| Name | Title | Contact Details |
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Petroleum Development Corporation is a Denver, CO-based company in the Energy & Utilities sector.
Tesco Corporation is an oilfield services company specializing in the design, manufacture and service of technology-based solutions for the upstream energy industry.
ESI Total Fuel Management is a Chantilly, VA-based company in the Energy and Utilities sector.
Chief Oil and Gas is a Dallas, TX-based company in the Energy & Utilities sector.