| Business | Phone |
| D & B Executive Svc 366 Stuyvesant Ave, Brooklyn 11233 | (718) 778-3993 |
| Nicholas Delbianco 2840 W 12th St, Brooklyn 11224 | (718) 449-4277 |
| Eed Co Inc 313 Avenue J, Brooklyn 11230 | (718) 338-2640 |
| Frank's Electronics 1601 Remsen Ave, Brooklyn 11236 | (718) 209-0700 |
| Fuller Management 80 Bleecker St, Brooklyn 11221 | (718) 602-4278 |
| Gideon Securities Svc Inc 426 44th St, Brooklyn 11220 | (718) 437-3628 |
| H & H Security 1704 E 4th St, Brooklyn 11223 | (718) 339-2100 |
| International Security Svc 1726 Bath Ave, Brooklyn 11214 | (718) 837-3910 |
| Control Alarm Systems Inc 1780 63rd St, Brooklyn 11204 | (718) 232-8058 |
| Secure For Sure 1090 E 58th St, Brooklyn 11234 | (718) 444-5444 |
| Siroti Security Systems Inc 14 Bay 50th St, Brooklyn 11214 | (718) 946-6300 |
| Lasi Security Co 1065 Utica Ave, Brooklyn 11203 | (718) 498-8660 |
| Lockdown Securities 753 Macdonough St, Brooklyn 11233 | (718) 455-2223 |
| Peak Plus Inc 196 Clinton Ave # B25, Brooklyn 11205 | (718) 596-6346 |
| Perfection Alarm Systems Inc 3515 Avenue L, Brooklyn 11210 | (718) 338-2464 |
| Protection Plus Security 340 Stagg St, Brooklyn 11206 | (718) 417-1515 |
| Ridge Alarms Inc 1809 Stillwell Ave, Brooklyn 11223 | (718) 833-1111 |