| Business | Phone |
| Space Craft Mfg Inc 300 East St, New Haven 6511 | (203) 781-8020 |
| Nolan Industries 67 Mill River St, New Haven 6511 | (203) 865-8160 |
| New Haven Grinding Co Inc 143 River St, New Haven 6513 | (203) 776-1191 |
| Milk Machine 34 Lloyd St, New Haven 6513 | (203) 234-9393 |
| Mac Kenzie Machine & Marine 26 Water St, New Haven 6511 | (203) 777-3479 |