| Business | Phone |
| Chris Marine 7277 Flamingo St, Algonac 48001 | (810) 794-4555 |
| First Marine Contractors Inc 9402 Stone Rd, Algonac 48001 | (810) 794-9348 |
| First Marine Contractors Inc 701 S Russell Dr, Algonac 48001 | (810) 748-9448 |
| Olson Dredge & Dock Co 3601 Pointe Tremble Rd, Algonac 48001 | (810) 794-3647 |
| Ron's Marine Inc 9165 Anchor Bay Dr, Algonac 48001 | (810) 794-3108 |