4d Milling Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 1138350
- Classifications
- License term on file
- June 3, 2025 – June 30, 2027
Business
- (909) 709 7757 (CSLB public record)
- 39800 PINE BENCH ROAD, Oak Glen, CA 92399San Bernardino County
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Frequently asked questions
Is 4d Milling Inc licensed in California?
Yes. 4d Milling Inc holds an active California state contractor license (CSLB #1138350), verified against the CSLB public record on June 17, 2026.
What is 4d Milling Inc's CSLB license number?
4d Milling Inc's California contractor license number is 1138350. 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 4d Milling Inc licensed for?
4d Milling Inc is classified under General Engineering (A) by the CSLB.
How do I verify 4d Milling Inc's license myself?
Look up license #1138350 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 #1138350 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.