One Source Engineering Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 755696
- Classifications
- License term on file
- October 27, 1998 – April 30, 2028
Business
- (650) 325 7171 (CSLB public record)
- 50 WOODSIDE PLAZA 116, Redwood City, CA 94061San Mateo County
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What to check next
Frequently asked questions
Is One Source Engineering Inc licensed in California?
Yes. One Source Engineering Inc holds an active California state contractor license (CSLB #755696), verified against the CSLB public record on August 4, 2026.
What is One Source Engineering Inc's CSLB license number?
One Source Engineering Inc's California contractor license number is 755696. 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 One Source Engineering Inc licensed for?
One Source Engineering Inc is classified under Boiler, Hot-Water Heating and Steam Fitting (C-4) by the CSLB.
How do I verify One Source Engineering Inc's license myself?
Look up license #755696 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 August 4, 2026.
Verify it yourself: How to verify a California contractor license · Look up #755696 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.