| Business | Phone |
| Aaa Security Systems 204 Cobblestone Dr, San Rafael 94903 | (415) 492-8999 |
| Allied Security Alarms San Rafael 94903 | (415) 499-0969 |
| American Sentry Systems Inc 1221 Andersen Dr # E, San Rafael 94901 | (415) 897-2622 |
| Golden Gate Security Systems San Rafael 94903 | (415) 499-0969 |
| Kline & Son Security San Rafael 94901 | (415) 453-2355 |
| Warren Security Systems Inc Po Box 3210, San Rafael 94912 | (415) 897-3515 |