1. Columbia Heating Products Co 1409 Rome Rd, Halethorpe, MD 21227 Coordinate: 39.26041,-76.68133 Phone: (410) 242-5300
2. LPC Services Inc 3114 Hammonds Ferry Rd, Halethorpe, MD 21227 Coordinate: 39.23625,-76.66259 Phone: (443) 637-1175