Contractor License Proof

4-Mac

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1145596
Status
Active
Classifications
B · General Building
Contractor bond
$25,000
Workers' comp
Exempt
License term on file
October 28, 2025 – October 31, 2027

Business

  • (415) 298 5546 (CSLB public record)
  • 256 WATERVILLE STREET, San Francisco, CA 94124San Francisco County

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Frequently asked questions

Is 4-Mac licensed in California?

Yes. 4-Mac holds an active California state contractor license (CSLB #1145596), verified against the CSLB public record on June 17, 2026.

What is 4-Mac's CSLB license number?

4-Mac's California contractor license number is 1145596. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1145596

What kind of work is 4-Mac licensed for?

4-Mac is classified under General Building (B) by the CSLB.

How do I verify 4-Mac's license myself?

Look up license #1145596 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1145596. This page reflects the CSLB public record as of June 17, 2026.

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