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Chief Oil and Gas is a Dallas, TX-based company in the Energy & Utilities sector.
Hollin Hall Shell is a Alexandria, VA-based company in the Energy and Utilities sector.
From shallow to ultra-deep water, in both harsh and benign environments, we are setting the standard in offshore drilling. We safely unlock oil and gas resources for our customers, helping them to deliver energy around the world. Seadrill is listed on the Oslo Stock Exchange.
Geophysical Development Corporation is a Houston, TX-based company in the Energy and Utilities sector.