Public CSLB records

Advantage Plumbing Sf INC

License #1066857·Corporation·South San Francisco, San Mateo County
Download PDF
Owed money by Advantage Plumbing Sf INC? File a 20-day preliminary notice to keep your lien rights.Send a notice
Summary

Advantage Plumbing Sf INC operating as a corporation is licensed in California under CSLB number 1066857. The license was first issued in 2020, putting the business at 6 years on the active CSLB roster. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and active workers' compensation coverage from American Casualty Company of Reading PA. The business is based in South San Francisco, in San Mateo County, California.

Business Information
Address
107 Sycamore Avenue
South San Francisco, CA 94080
License Details & Classifications
License Number
1066857
Issued
Jul 10, 2020
Status
CLEAR
Expires
Dec 31, 2026
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Atlantic Specialty Insurance Company
Bond Number
800213929
Effective
Dec 7, 2025
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
American Casualty Company of Reading PA
Policy Number
8035716514
Effective
Nov 19, 2025
Expires
Nov 19, 2026
Verified

This contractor is verified, with no adverse conditions in the current CSLB record.

License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Advantage Plumbing Sf INC licensed in California?

Yes. Advantage Plumbing Sf INC holds California Contractors State License Board license number 1066857. The license was first issued on July 10, 2020. It is valid through December 31, 2026.

What does Advantage Plumbing Sf INC specialize in?

Advantage Plumbing Sf INC is licensed for one CSLB classification: C-36 Plumbing Contractor.

Where is Advantage Plumbing Sf INC headquartered?

Advantage Plumbing Sf INC is headquartered at 107 Sycamore Avenue, South San Francisco, CA 94080, in San Mateo County, California.

Does Advantage Plumbing Sf INC have an active surety bond on file with CSLB?

Yes. Advantage Plumbing Sf INC has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.

Does Advantage Plumbing Sf INC carry workers' compensation coverage?

Yes. Advantage Plumbing Sf INC carries active workers' compensation coverage through American Casualty Company of Reading PA.

How do I verify Advantage Plumbing Sf INC's contractor license?

You can verify Advantage Plumbing Sf INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1066857.

Activity Timeline
  1. License issuedJul 10, 2020
  2. WC coverage startsNov 19, 2025
  3. Bond activeDec 7, 2025
  4. WC expiresNov 19, 2026
  5. License expiresDec 31, 2026
Other contractors in San Mateo County