1. K-Systems Co. Po Box 536, Chesterton, IN 46304 Coordinate: 41.60395,-87.05019 Phone: (219) 929-4444
2. Klawinski Heating and Cooling 1575 S Calumet Rd, Chesterton, IN 46304 Coordinate: 41.59641,-87.04677 Phone: (219) 926-1129