| Business | Phone |
| Charles Security 306 Baden Ave # A, San Francisco 94080 | (650) 876-0130 |
| International Total Svc San Francisco Intl Airport, San Francisco 94080 | (650) 952-3162 |
| National Security Svc 343 El Camino Real, San Francisco 94080 | (650) 225-9194 |
| Pacific Park Management 801 Airport Blvd, San Francisco 94080 | (650) 877-0331 |
| A 1 Protective Svc 1095 Market St # 319, San Francisco 94103 | (415) 487-1100 |
| A Topnotch Security Svc 3254 19th St, San Francisco 94110 | (415) 550-8760 |
| A-1 Security Svc 1846 San Jose Ave, San Francisco 94112 | (415) 585-7828 |
| Abm Security 184 2nd St, San Francisco 94105 | (415) 434-9221 |
| Allied Security 50 1st St, San Francisco 94105 | (415) 543-0366 |
| Ambassador Private Security 5030 3rd St, San Francisco 94124 | (415) 822-8811 |
| Armada Security 701 Pennsylvania Ave, San Francisco 94107 | (415) 647-8500 |
| Bay Area Security Svc 5191 3rd St, San Francisco 94124 | (415) 671-0264 |
| Bayshore Security Svc 2673 Mission St, San Francisco 94110 | (415) 401-1644 |
| Big Eye Security 1276 Market St, San Francisco 94102 | (415) 355-0857 |
| Black Bear Security Svc 2016 Oakdale Ave, San Francisco 94124 | (415) 647-5200 |
| C & C Security Patrol San Francisco 94122 | (415) 242-4282 |
| Cal Bay Protective Svc 1278 Indiana St, San Francisco 94107 | (415) 641-0200 |
| Cal State Patrol Svc 1460 Fillmore St, San Francisco 94115 | (415) 614-9020 |
| Command Security Inc 1581 Webster St # 265, San Francisco 94115 | (415) 346-0911 |
| Corporate Security Svc 5 3rd St # 314, San Francisco 94103 | (415) 543-3460 |
| Cypress Security 457 Minna St # 2, San Francisco 94103 | (415) 352-1900 |
| Dn Security Svc Llc 1208 Vicente St, San Francisco 94116 | (408) 977-1300 |
| Event Security San Francisco 94111 | (415) 398-0822 |
| Excellent Security Svc 2332 Pine St, San Francisco 94115 | (415) 348-1844 |
| Execushield 600 Somerset St, San Francisco 94134 | (415) 508-0824 |
| Execushield Inc 4104 24th St # 501, San Francisco 94114 | (415) 508-0825 |
| Executive Security & Invstgtns 2 Henry Adams St # M4, San Francisco 94103 | (415) 431-1442 |
| Golden Gate Protective Svc 1982 Quesada Ave, San Francisco 94124 | (415) 647-7217 |
| David Gruber 3423 Fillmore St, San Francisco 94123 | (415) 563-6643 |
| Guardsmark Inc Llc 44 Montgomery St, San Francisco 94104 | (415) 956-6070 |
| H & H Security Svc 965 Mission St, San Francisco 94103 | (415) 357-0543 |
| K-Dubb Security 1485 Bayshore Blvd # 429, San Francisco 94124 | (415) 467-4900 |
| King Security Svc Inc 323 Geary St # 611, San Francisco 94102 | (415) 433-5464 |
| Lasco International Group Po Box 475118, San Francisco 94147 | (415) 668-3770 |
| Ligouri Associates Inc 1375 Sutter St # 322, San Francisco 94109 | (415) 447-1420 |
| Liguori Associates Inc 1375 Sutter St, San Francisco 94109 | (415) 447-1602 |
| Luce Security Staffing & Event 2200 Cesar Chavez, San Francisco 94124 | (415) 643-6148 |
| Marina Securities Svc 195 Moulton St, San Francisco 94123 | (415) 474-9300 |
| Mc Coy Patrol Svc 6271 3rd St, San Francisco 94124 | (415) 467-1470 |
| Nor-Cal Training Academy 2016 Oakdale Ave, San Francisco 94124 | (415) 550-8282 |
| Officers Security Svc San Francisco 94122 | (415) 559-7711 |
| Jim Perkins 40 Exeter St, San Francisco 94124 | (415) 715-6744 |
| Personal Protective Svc Inc 32 George Ct, San Francisco 94124 | (415) 821-3540 |
| Primeflight Aviaton 612 Mcdonnell Rd # 100, San Francisco 94128 | (650) 877-1560 |
| Pro Tech Security Inc 1 Hallidie Plz # 725, San Francisco 94102 | (415) 955-0900 |
| Rav Security 900 Kearny St, San Francisco 94133 | (415) 743-0001 |
| San Francisco Patrol Special 116 Jules Ave, San Francisco 94112 | (415) 333-7777 |
| San Francisco Patrol Special Po Box 27482, San Francisco 94127 | (415) 665-1616 |
| San Francisco Patrol Special Po Box 77307, San Francisco 94107 | (415) 431-9977 |
| Securitas Security Svc Usa Inc 120 Howard St # 640, San Francisco 94105 | (415) 597-6950 |
| Security Department 101 Spear St, San Francisco 94105 | (415) 243-0473 |
| Security Management Intl San Francisco 94108 | (415) 433-0101 |
| Srk Security Svc 1321 Evans Ave # D, San Francisco 94124 | (415) 282-9985 |
| Top Shield Private Security 944 Market St, San Francisco 94102 | (415) 398-0977 |
| Wackenhut Corp 180 Montgomery St, San Francisco 94104 | (415) 591-0780 |
| United Gateway Security 27 Pier # 2, San Francisco 94111 | (415) 391-7100 |
| Universal Protection Svc 545 Sansome St, San Francisco 94111 | (415) 392-2008 |