| Business | Phone |
| Foam Center 180 Bay Ridge Ave, Brooklyn 11220 | (718) 680-8550 |
| Goodman Main Stopper Manufacturer 523 Atlantic Ave, Brooklyn 11217 | (718) 875-5140 |
| Zerillo Products Inc 527 Glenmore Ave, Brooklyn 11207 | (718) 277-2545 |
| Safety Main Stopper Co Inc 523 Atlantic Ave, Brooklyn 11217 | (718) 875-4427 |