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Lynn Blystone, CEO
Tri-Valley Corporation is in the business of exploring, acquiring and developing petroleum and metal and mineral properties and interests therein. The Company has four segments: Oil and gas operations, Rig operations, Minerals and Drilling and development. The Company has five subsidiaries Tri-Valley Oil & Gas Company (TVOG), Select Resources Corporation (Select), Great Valley Production Services, LLC (GVPS), Great Valley Drilling Company, LLC (GVDC) and Tri-Valley Power Corporation.