| Business | Phone |
| Analytical West Inc 1014 Hopper Ave # 613, Santa Rosa 95403 | (707) 573-0700 |
| Ginny Cannon Santa Rosa 95409 | (707) 539-5846 |
| Collins Electronic Sales Inc Santa Rosa 95404 | (707) 570-2046 |
| Dripless Inc 134 Lystra Ct # A, Santa Rosa 95403 | (707) 568-5081 |
| Martinez Manufacturing 3200 Dutton Ave, Santa Rosa 95407 | (707) 578-0102 |
| Quest 2144 Valdes Dr, Santa Rosa 95403 | (707) 578-6049 |