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Frontier Energy Services is a Tulsa, OK-based company in the Energy and Utilities sector.
Leader Energy Services Ltd. is a Calgary, AB-based company in the Energy and Utilities sector.
Transocean is a leading international provider of offshore contract drilling services for oil and gas wells. The company specializes in technically demanding sectors of the global offshore drilling business with a particular focus on deepwater and harsh environment drilling services, and believes that it operates one of the most versatile offshore drilling fleets in the world. Building on more than 50 years of experience , our employees are focused on safety and premier offshore drilling performance.
Belden and Blake Corp. is engaged in the acquisition, exploration, development, and production of oil and gas reserves, and the gathering and marketing of natural gas. (Source: 10-K)
Oil Re-Refining Co is a Portland, OR-based company in the Energy and Utilities sector.