| Business | Phone |
| Advanced Video Surveillance 23 Just Rd, Fairfield 7004 | (973) 882-1920 |
| Alarmax 3 Oak Rd # C, Fairfield 7004 | (973) 882-2888 |
| Command Security Systems Inc 95 Glenroy Rd, Fairfield 7004 | (973) 227-8775 |
| Guardian Security Systems Inc 22 Horseneck Rd, Fairfield 7004 | (973) 575-3344 |
| Martech Security Systems 95 Glenroy Rd, Fairfield 7004 | (973) 239-8126 |
| Adi 311 Route 46, Fairfield 7004 | (973) 808-8233 |