| Business | Phone |
| Marine Purchasing Group 23100 Jefferson Ave, St Clair Shores 48080 | (586) 783-6600 |
| St Clair Sailboat Ctr 24400 Jefferson Ave, St Clair Shores 48080 | (586) 778-9090 |
| Carl's Boats & Motors Inc 24100 Harper Ave, St Clair Shores 48080 | (586) 773-4545 |
| Sea Ray 24600 Jefferson Ave, St Clair Shores 48080 | (586) 776-1261 |
| Colony Marine 24530 Jefferson Ave, St Clair Shores 48080 | (586) 772-1550 |
| Great Lakes Yacht Sales 24770 Jefferson Ave, St Clair Shores 48080 | (586) 445-9191 |
| Jefferson Beach Yacht Sales 24400 Jefferson Ave, St Clair Shores 48080 | (586) 778-7603 |
| Jefferson Yacht Club-Business 24505 Jefferson Ave, St Clair Shores 48080 | (586) 773-3657 |
| Len's Jbm Gas Dock 24200 Jefferson Ave, St Clair Shores 48080 | (586) 777-3424 |
| Mike's Marine Supply 24910 Jefferson Ave, St Clair Shores 48080 | (586) 778-3200 |
| Michigan Harbor Gas Dock 24600 Jefferson Ave, St Clair Shores 48080 | (586) 771-0843 |
| Midwest Marine Supply 24300 Jefferson Ave, St Clair Shores 48080 | (586) 778-8950 |