| Business | Phone |
| American Security Network Svc Po Box 500492, San Diego 92150 | (858) 672-8832 |
| Boyd & Assoc San Diego 92126 | (858) 536-8188 |
| California Commercial Security 4241 Ponderosa Ave, San Diego 92123 | (858) 503-7500 |
| Inter-Con Security Inc 2801 Camino Del Rio S # 207, San Diego 92108 | (619) 523-0291 |
| Smg Inc 3401a Adams Ave # A198, San Diego 92116 | (760) 294-1750 |
| Security Consulting Svc Group San Diego 92104 | (619) 708-2061 |
| Satellite Systems-N America 939 University Ave, San Diego 92103 | (619) 574-8025 |
| Professional Security Consltnt 324 Horton Plz, San Diego 92101 | (619) 702-2516 |
| Nightclub Security Consultants 501 W Broadway # A133, San Diego 92101 | (619) 997-6144 |
| Loronix Information Systems 12526 High Bluff Dr # 170, San Diego 92130 | (858) 523-9424 |
| Liegner Audits & Surveys Inc San Diego 92129 | (858) 527-0134 |
| Holiday International Security 880 Front St, San Diego 92101 | (619) 233-7602 |
| Ipc International Corp 4821 Clairemont Dr, San Diego 92117 | (858) 483-1422 |
| J Caspar Assoc 2573 Market St, San Diego 92102 | (619) 231-2510 |
| K Tech Securities 2573 Market St, San Diego 92102 | (619) 858-5832 |