Mackinaw Plumbing Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 503649
- Classifications
- License term on file
- January 5, 1987 – April 30, 2027
Business
- (530) 546 5226 (CSLB public record)
- P O BOX 965, Carnelian Bay, CA 96140Placer County
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Frequently asked questions
Is Mackinaw Plumbing Inc licensed in California?
Yes. Mackinaw Plumbing Inc holds an active California state contractor license (CSLB #503649), verified against the CSLB public record on June 17, 2026.
What is Mackinaw Plumbing Inc's CSLB license number?
Mackinaw Plumbing Inc's California contractor license number is 503649. 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 Mackinaw Plumbing Inc licensed for?
Mackinaw Plumbing Inc is classified under Plumbing (C-36) by the CSLB.
How do I verify Mackinaw Plumbing Inc's license myself?
Look up license #503649 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 #503649 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.