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Global Oilfield Surveys Inc. is a Calgary, AB-based company in the Energy & Utilities sector.
Aspen Integrated Oil & Gas is a Fort Worth, TX-based company in the Energy and Utilities sector.
Celart is a Novato, CA-based company in the Energy and Utilities sector.
Brenner Oil is a Holland, MI-based company in the Energy and Utilities sector.
Royal Petroleum Company is a Santa Rosa, CA-based company in the Energy and Utilities sector.