| Business | Phone |
| Bass & Sons 5108 E Monte Vista Ave, Denair 95316 | (209) 656-8050 |
| Mountain Valley Septic Svc 5108 E Monte Vista Ave, Denair 95316 | (209) 588-0369 |
| Valley Septic Tank Svc 5108 E Monte Vista Ave, Denair 95316 | (209) 722-3917 |
| Weeden Septic Svc 5108 E Monte Vista Ave, Denair 95316 | (209) 634-4245 |