1. Two Rivers Metropolitan Dist 80 Lakeshore Dr, Gypsum, CO 81637 Coordinate: 39.661846,-106.96709 Phone: (970) 777-7305
2. American Gypsum Co 2010 County Road 151, Gypsum, CO 81637 Coordinate: 39.77811,-107.14201 Phone: (970) 524-7944