| Business | Phone |
| Frederick E Hecklinger Inc 17 Hull Ave, Annapolis 21403 | (410) 268-3018 |
| G-B Marine Svc 100 Severn Ave # 206, Annapolis 21403 | (410) 626-0280 |
| Hartoft Marine Survey Ltd 310 Giddings Ave, Annapolis 21401 | (410) 263-3609 |
| Howell Marine Inc Annapolis 21401 | (410) 626-8500 |
| Independent Yacht Survey Co 123 Spa View Ave # A, Annapolis 21401 | (410) 263-6170 |
| Marine Forensic Technicians 612 3rd St, Annapolis 21403 | (410) 280-6166 |
| Robert A Noyce 222 Severn Ave, Annapolis 21403 | (410) 263-7499 |
| Robert A Noyce & Assoc 1302 Harbor Rd, Annapolis 21403 | (410) 263-7499 |