1. Vulcan Materials Co 938 Quarry Rd, Havre De Grace, MD 21078 Coordinate: 39.56926,-76.10361 Phone: (410) 575-6587
2. M D Portable Concrete 111 Southway Dr, Havre De Grace, MD 21078 Coordinate: 39.56937,-76.15721 Phone: (410) 939-1225