| Name | Title | Contact Details |
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F K G Oil Company is a Belleville, IL-based company in the Energy & Utilities sector.
Hollberg Co is a Englewood, CO-based company in the Energy and Utilities sector.
Berry Petroleum Company, LLC is an independent privately-held energy Company engaged in the acquisition, exploration, development and production of domestic oil and natural gas reserves primarily located in the San Joaquin Basin in California, the Uinta Basin in Utah, the Piceance Basin in Colorado, and the East Texas Basin in Texas.
HKN or Harken Oil & Gas is a Southlake, TX-based company in the Energy and Utilities sector.
Diversified Drilling LLC is a Missoula, MT-based company in the Energy & Utilities sector.