| Business | Phone |
| Creative Computer Consultants 2063 Lone Oak Ave, Napa 94558 | (707) 258-2577 |
| Emerging Design Networks 1509 Oak St, Napa 94559 | (707) 226-5627 |
| Lindberg Designs 1906 Lecair Ct, Napa 94559 | (707) 226-2775 |
| R & L Tech 2023 W Pueblo Ave, Napa 94558 | (707) 753-1090 |
| Six Percent Solutions 620 Randolph St, Napa 94559 | (707) 259-0889 |
| Veristic Design 103 Kerns Ct, Napa 94558 | (707) 257-7346 |