| Business | Phone |
| Boatdoc 600 Kampsville Dr, St Charles 63301 | (314) 795-2700 |
| North Shore Svc Dept 601 N Shore, St Charles 63301 | (636) 250-4500 |
| Gene's Marine Svc 3070 N Highway 94, St Charles 63301 | (636) 916-3230 |
| Competition Marine Ctr 223 Hughes Ln, St Charles 63301 | (636) 946-1182 |