D & M Underground Construction Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 1071259
- Classifications
- License term on file
- November 24, 2020 – November 30, 2026
Business
- (707) 778 1705 (CSLB public record)
- 85 ELY N, Petaluma, CA 94954Sonoma County
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What to check next
Frequently asked questions
Is D & M Underground Construction Inc licensed in California?
Yes. D & M Underground Construction Inc holds an active California state contractor license (CSLB #1071259), verified against the CSLB public record on June 17, 2026.
What is D & M Underground Construction Inc's CSLB license number?
D & M Underground Construction Inc's California contractor license number is 1071259. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.
What kind of work is D & M Underground Construction Inc licensed for?
D & M Underground Construction Inc is classified under General Engineering (A) by the CSLB.
How do I verify D & M Underground Construction Inc's license myself?
Look up license #1071259 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.
Verify it yourself: How to verify a California contractor license · Look up #1071259 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.