Irwin Well Drilling Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 891725
- Status
- Active
- Classifications
- C-57 · Well Drilling
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- February 27, 2007 – February 28, 2027
Business
- (707) 303 5984 (CSLB public record)
- 3801 BISORDI LN, Fulton, CA 95439Sonoma County
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Frequently asked questions
Is Irwin Well Drilling Inc licensed in California?
Yes. Irwin Well Drilling Inc holds an active California state contractor license (CSLB #891725), verified against the CSLB public record on June 17, 2026.
What is Irwin Well Drilling Inc's CSLB license number?
Irwin Well Drilling Inc's California contractor license number is 891725. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=891725
What kind of work is Irwin Well Drilling Inc licensed for?
Irwin Well Drilling Inc is classified under Well Drilling (C-57) by the CSLB.
How do I verify Irwin Well Drilling Inc's license myself?
Look up license #891725 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=891725. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.