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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
Dunsmuir Ventures Ltd. is a Vancouver, BC-based company in the Agriculture and Mining sector.
Nova-Metrix is a Woburn, MA-based company in the Agriculture and Mining sector.
Triex is a Vancouver, BC-based company in the Agriculture and Mining sector.
Vulcan Materials Company is the nation`s largest producer of construction aggregates, primarily crushed stone, sand and gravel, and a major producer of other construction materials including asphalt and ready-mixed concrete. Based in Birmingham, Alabama, Vulcan operates aggregate facilities, serving markets in 20 states, the District of Columbia, Mexico and the Bahamas, and employing over 8,000 dedicated men and women.