| Company | Location | Certifications | License # |
|---|---|---|---|
| Frank M Booth Inc | Marysville, CA | Installer (C-42) | 142219 |
| Thrifty Rooter | Marysville, CA | Installer (C-42) | 906041 |
| White James B Construction Incorporated | Marysville, CA | Installer (C-42) | 645208 |
3 companies in the CSLB Licensed C-42 Sanitation System Contractors are based in Yuba County as of 2026-07-23. Companies based elsewhere in California also commonly serve the county.
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