Coastline Drilling LLC
Verified against CSLB on · View on CSLB
License details
- License number
- 904555
- Classifications
- License term on file
- October 9, 2007 – January 31, 2027
Business
- (707) 328 8155 (CSLB public record)
- P O BOX 338, Penngrove, CA 94951Sonoma County
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What to check next
Frequently asked questions
Is Coastline Drilling LLC licensed in California?
Yes. Coastline Drilling LLC holds an active California state contractor license (CSLB #904555), verified against the CSLB public record on June 17, 2026.
What is Coastline Drilling LLC's CSLB license number?
Coastline Drilling LLC's California contractor license number is 904555. 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 Coastline Drilling LLC licensed for?
Coastline Drilling LLC is classified under General Engineering (A) by the CSLB.
How do I verify Coastline Drilling LLC's license myself?
Look up license #904555 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 #904555 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.