| Business | Phone |
| Delmarine Inc 232 S Ketcham Ave, Amityville 11701 | (631) 598-2946 |
| Moss Marine Repairs Inc 284 S Ketcham Ave, Amityville 11701 | (631) 598-0888 |
| Paul Ketcham Boatyard Inc 62 New Point Pl, Amityville 11701 | (631) 264-5756 |
| Rovery Marine Corp 235 S Ketcham Ave, Amityville 11701 | (631) 264-0444 |