1. Van Diest Heating & Air LLC 1771 37th Ave, Columbus, NE 68601 Coordinate: 41.43386,-97.37288 Phone: (402) 942-1433
2. Quality Indoor Air of Nebraska 3030 30th St, Columbus, NE 68601 Coordinate: 41.44562,-97.36567 Phone: (402) 575-0307