| Name | Title | Contact Details |
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Sinclair Oil (little america refining) is a Casper, WY-based company in the Energy and Utilities sector.
Kelley-Williamson Company is a Rockford, IL-based company in the Energy and Utilities sector.
Diversified Energy Company plc, formerly Diversified Gas & Oil plc, is a gas and oil production company operating in the Appalachian Basin in the United States.
Carson Associates Inc is a Lewisburg, WV-based company in the Energy and Utilities sector.
Petrochem Field Services Inc is a Humble, TX-based company in the Energy and Utilities sector.