| Business | Phone |
| A-1 Gatehouse Security 990 26th Ave N, Naples 34103 | (239) 430-2334 |
| Abacus Investigation Inc 2590 Golden Gate Pkwy # 109, Naples 34105 | (239) 348-0222 |
| Allied Protection Svc 2740 Bayshore Dr # 18, Naples 34112 | (239) 417-4444 |
| Bay Colony Guard House 9100 Bay Colony Dr, Naples 34108 | (239) 566-3635 |
| Boardsen Security 3420 Gulf Shore Blvd N # 61, Naples 34103 | (239) 596-5303 |
| Collier's Reserve Gatehouse 11300 Colliers Reserve Dr, Naples 34110 | (239) 566-2211 |
| Eagles Vip Security 11983 Tamiami Trl N, Naples 34110 | (239) 254-8000 |
| Grand Bay Guard House 7900 Pelican Bay Blvd, Naples 34108 | (239) 566-9528 |
| Gulfside Inc 4005 Gulf Shore Blvd N, Naples 34103 | (239) 261-5779 |
| Kent Security 1012 Goodlette Rd N # 200, Naples 34102 | (239) 430-9315 |
| Pelican Isle Security 400 Dockside Dr, Naples 34110 | (239) 514-0273 |
| Port Royal Security Naples 34102 | (239) 262-8790 |
| Quail Creek Village Security 11100 Quail Village Dr, Naples 34119 | (239) 566-8528 |
| Shadow Protective Svc 951 Barefoot Williams Rd, Naples 34113 | (239) 775-7181 |