| Business | Phone |
| Award Acoustics Santa Rosa 95403 | (707) 566-8064 |
| Dana Kitchens & Assoc 443 Park Royal Ave, Santa Rosa 95401 | (707) 571-8326 |
| Duane C Kitchens & Sons Constr 2201 Bluebell Dr # G, Santa Rosa 95403 | (707) 523-2512 |
| Sauls Acoustical 710 Piezzi Rd, Santa Rosa 95401 | (707) 545-3932 |
| Vcb Acoustics 1538 Laguna Rd, Santa Rosa 95401 | (707) 571-1120 |