1. Spencer Ready-Mix Inc 3413 Highway Blvd, Spencer, IA 51301 Coordinate: 43.17273,-95.14926 Phone: (712) 262-5690
2. Sieh Farm Drainage 101 W 18th St, Spencer, IA 51301 Coordinate: 43.15596,-95.14764 Phone: (712) 262-4580