Contractor License Proof

MC Mahon Masonry

Licensed

Verified against CSLB on · View on CSLB

License details

License number
678525
Status
Active
Classifications
C-29 · Masonry
Contractor bond
$25,000
Workers' comp
Covered
License term on file
October 7, 1993 – October 31, 2027

Business

  • (415) 407 3397 (CSLB public record)
  • 3148 SAN BRUNO AVE 3, San Francisco, CA 94134San Francisco County

Are you MC Mahon Masonry? Claim this listing to manage it.

Claim this listing

Request a free quote

Tell us about your project and we'll connect you with licensed, verified California contractors.

By submitting, you agree we may share your request with relevant licensed contractors to help with your project. See our Privacy Policy.

Something wrong on this page? Report incorrect information.

Other Masonry contractors in San Francisco

West Coast Masonry Inc

C-29 · San Francisco, CA

Licensed

Verified August 4, 2026 · Bonded

Vtec Group Inc

C-29 · San Francisco, CA

Licensed

Verified August 4, 2026 · Bonded

Sullivan Thompson Inc

C-29 · San Francisco, CA

Licensed

Verified August 4, 2026 · Bonded

Rainbow Waterproofing & Restoration Co

C-29 · San Francisco, CA

Licensed

Verified August 4, 2026 · Bonded

Teevan Company

C-29 · San Francisco, CA

Licensed

Verified August 4, 2026 · Bonded

Spencer Masonry Inc

C-29 · San Francisco, CA

Licensed

Verified August 4, 2026 · Bonded

Browse all Masonry contractors in San Francisco

What to check next

How to verify a California contractor licenseRed flags when hiring a contractorLicensed vs. bonded vs. insured — what's the difference?Risks of hiring an unlicensed contractor

Frequently asked questions

Is MC Mahon Masonry licensed in California?

Yes. MC Mahon Masonry holds an active California state contractor license (CSLB #678525), verified against the CSLB public record on August 4, 2026.

What is MC Mahon Masonry's CSLB license number?

MC Mahon Masonry's California contractor license number is 678525. 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 MC Mahon Masonry licensed for?

MC Mahon Masonry is classified under Masonry (C-29) by the CSLB.

How do I verify MC Mahon Masonry's license myself?

Look up license #678525 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 #678525 on CSLB

Checking more than one contractor? Verify another license.Verify a license

See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.