| Company | Location | Certifications | License # |
|---|---|---|---|
| All Plumbing & Drain Solutions | Redding, CA | Installer (C-42) | 1023563 |
| Axner Excavating Inc | Redding, CA | Installer (C-42) | 613824 |
| Ford'S Backhoe And Septic Service | Hat Creek, CA | Installer (C-42) | 887685 |
| Four Seasons Septic And Repair | Shasta Lake, CA | Installer (C-42) | 1133266 |
| Gravatt'S Backhoe | Lakehead, CA | Installer (C-42) | 421211 |
| Lanes Builders Inc | Burney, CA | Installer (C-42) | 1079029 |
| St Nicholas Construction | Redding, CA | Installer (C-42) | 876189 |
7 companies in the CSLB Licensed C-42 Sanitation System Contractors are based in Shasta County as of 2026-07-23. Companies based elsewhere in California also commonly serve the county.
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