GroundRosterBig River Drilling LLCLicensed
| Name | Big River Drilling LLC |
| License number | 1012504 |
| License type | Well Drilling Contractor (C-57) |
| License status | Active — CSLB license CLEAR |
| License expires | 2028-03-31 |
| Based in | Riverdale, California 93656 |
| Phone | (559) 867-3806 |
"Based in" is the city on the business's state license record. That can be a mailing address; it doesn't tell you where the business works.
Request a quote from Big River Drilling LLC
What this license covers
- Drilling / construction: licensed to bore, case, complete, and plug water wells.
How to verify this license
We publish the license details exactly as they appear in California's official licensing records; we do not vouch for the business itself. Before hiring, look up license #1012504 directly with the state, confirm it is still active, and ask for a current certificate of insurance.
Source: California Contractors State License Board (CSLB), last checked 2026-08-17. Verify at the official source.
Are you Big River Drilling LLC? Claim this listing to show your business name on it. It's free, and we confirm every claim before anything changes.