| Business | Phone |
| All Coast Security 241 Blossom Hill Rd, San Jose 95123 | (408) 281-0116 |
| Almaden Valley Alarm 6075 Paso Los Cerritos, San Jose 95120 | (408) 997-0666 |
| H & E Security Products San Jose 95116 | (408) 251-6038 |
| Homeland Security Research Inc 1 Almaden Blvd, San Jose 95113 | (408) 295-4000 |
| Honeywell 1430 Tully Rd # 415, San Jose 95122 | (408) 279-5096 |
| Town & Country Security 2980 Stevens Creek Blvd, San Jose 95128 | (408) 244-2817 |
| Omni Patrol Inc 5589 Winfield Blvd, San Jose 95123 | (408) 264-6664 |
| Secure All Coast Security Intl 241 Blossom Hill Rd, San Jose 95123 | (408) 224-0121 |
| Security 2000 155 Blossom Hill Rd, San Jose 95123 | (408) 363-9844 |
| Wells Fargo Alarm Svc San Jose 95112 | (408) 275-8181 |
| Rfi Security Inc 360 Turtle Creek Ct, San Jose 95125 | (408) 279-1557 |
| Onkey Technologies Inc 780 Montague Expy, San Jose 95131 | (408) 576-0068 |
| Silver Shield Security 2290 N 1st St, San Jose 95131 | (408) 571-2211 |