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Sunoco Inc. is an American petroleum and petrochemical manufacturer headquartered in Philadelphia, Pennsylvania, United States, formerly known as Sun Company Inc. (1886–1920 and 1976–1998) and Sun Oil Co. (1920–1976). Sunoco is one of the largest gasoline distribution companies in the United States, with Sunoco brand gasoline being sold in over 4,700 outlets spanning 26 states, just over a third hosting convenience stores.
K&M Technology is a Spring, TX-based company in the Energy and Utilities sector.
Dittmer Concrete Inc is a West Fargo, ND-based company in the Energy and Utilities sector.
Missouri River Contracting Inc is a Bismarck, ND-based company in the Energy and Utilities sector.
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)