| Business | Phone |
| Ligouri Associates Inc 505 Alexis Ct, Napa 94558 | (707) 258-8841 |
| Bdmig Investigations Po Box 300, Napa 94559 | (707) 256-1810 |
| Nickerson Security Svc Po Box 6057, Napa 94581 | (707) 265-0504 |
| Reesebrook Llc 346 Country Club Ln, Napa 94558 | (707) 251-0121 |
| Vintage Security Svc Inc Po Box 5089, Napa 94581 | (707) 259-2759 |