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Campbell Oil Company is a Massillon, OH-based company in the Energy and Utilities sector.
United Drilling specializes in drilling accurately-placed, guaranteed-plumb hydraulic cylinder holes for the elevator industry. Our state of the art equipment and extensive experience allow us to drill through any ground formation, indoors or outdoors
Gran Tierra Energy Inc. is an international oil and gas exploration and production company headquartered in Calgary, Canada, incorporated and traded in the United States and operating in South America. The Company currently holds interests in producing and prospective properties in Colombia, Brazil and Peru. The Company strategy is focused on establishing a portfolio of drilling opportunities to exploit undeveloped reserves to grow production, as well as undertaking exploration drilling to grow future reserves.
Saber Drilling Co Inc is a Seminole, OK-based company in the Energy and Utilities sector.
Texon LP is one of the leading companies in the Energy & Utilities sector.