1. Richard's Construction of Amboy Inc 141 Pearl St W, Amboy, MN 56010 Coordinate: 43.88989,-94.15982 Phone: (507) 674-3721
2. Granberg Drainage 12148 Us Highway 169, Amboy, MN 56010 Coordinate: 43.90452,-94.17406 Phone: (507) 674-3255