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Griswold Concrete is a Jacksonville, FL-based company in the Agriculture and Mining sector.
Ambient Minerals Inc is a Benton, AR-based company in the Agriculture and Mining sector.
Blue Diamond Quarries is a Hamden, CT-based company in the Agriculture and Mining sector.
BPT Enterprises Inc is a Hayward, WI-based company in the Agriculture and Mining sector.
Usibelli Coal Mine, Inc. (UCM) is a third generation family owned business founded in 1943 by Emil Usibelli and the only operational coal mine in Alaska. UCM produces approximately 1.5 million tons per year of subbituminous C coal delivered to six