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Hallador Energy Company, formerly Hallador Petroleum Company is engaged in the production of steam coal from a shallow underground mine located in western Indiana. The wholly owned subsidiary of the Company is Sunrise Coal, LLC (Sunrise). As of December
Sudbury Granite and Marble Inc is a Sudbury, MA-based company in the Agriculture and Mining sector.
DE Beers is a New York, NY-based company in the Agriculture and Mining sector.
Goulding's is a Alton, IL-based company in the Agriculture and Mining sector.
Diamond Coring Co Inc is a Chicago, IL-based company in the Agriculture and Mining sector.