| Business | Phone |
| A Petrillo Iron Works 15 W 9th St, Brooklyn 11231 | (718) 254-0333 |
| Apollo Iron Work Corp 177 9th St, Brooklyn 11215 | (718) 499-4077 |
| Bayside Fencing Inc 171 West St, Brooklyn 11222 | (718) 658-0066 |
| Mike Cerverizzo & Sons 9502 Flatlands Ave, Brooklyn 11236 | (718) 272-4760 |
| Ncj Ironworks Corp 2440 Dean St, Brooklyn 11233 | (718) 495-0660 |