Alliance Resource Partners, L.P.

Alliance Resource Partners, L.P. is a diversified energy company and master limited partnership focused on producing and marketing thermal and metallurgical coal to utilities, industrial customers, and steelmakers. It also owns and develops oil-and-gas mineral and royalty interests, makes strategic energy-infrastructure investments, and distributes products through rail, barge, and truck networks. The company operates primarily across the United States with seven underground mining complexes.