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The Petroleum Place, Inc. is a Denver, CO-based company in the Energy & Utilities sector.
G and H Producers Inc is a Midland, MI-based company in the Energy & Utilities sector.
Valaris plc is an offshore drilling contractor headquartered in London, United Kingdom.
It produces, refines and markets oil products and provides engineering services, as well as licensing production technologies.
Shell Oil Company is the United States-based wholly owned subsidiary of Royal Dutch Shell, a transnational corporation "oil major" of Anglo-Dutch origins, which is amongst the largest oil companies in the world.