| Business | Phone |
| Buenos Dias Business Svc 899 1st St W, Sonoma 95476 | (707) 996-6316 |
| Business Resource & Training 610 Napa Rd, Sonoma 95476 | (707) 935-6131 |
| Convergence 2362 Thornsberry Rd, Sonoma 95476 | (707) 933-0299 |
| Diane Bateman Bookkeeping Svc 17180 Park Ave, Sonoma 95476 | (707) 996-0475 |
| Gateway Consulting Sonoma 95476 | (707) 933-0388 |
| Integrated Marketing Strategy Po Box 214, Sonoma 95476 | (707) 258-3664 |
| Mda Management 414 1st St E, Sonoma 95476 | (707) 996-9837 |
| Natural Resources Spa Consult 155 E Agua Caliente Rd, Sonoma 95476 | (707) 939-8545 |
| Plastic Recycling Corp 772 W Napa St, Sonoma 95476 | (707) 935-1997 |
| Plumtree Consulting 710 W Napa St, Sonoma 95476 | (707) 938-8588 |
| R S Vitt & Associates 2151 Grove St, Sonoma 95476 | (707) 939-7965 |
| Reality Check Po Box 2027, Sonoma 95476 | (707) 938-5175 |
| Sharek & Assoc 424 3rd St W, Sonoma 95476 | (707) 938-8706 |
| Sonoma Institute Po Box 948, Sonoma 95476 | (707) 433-8891 |
| Virginia Hubbell Assoc 283 2nd St E, Sonoma 95476 | (707) 938-8248 |