Public CSLB records

Plumbmaster Plumbing, C-36 Plumbing Contractor in San Francisco, CA

License #1093223·Sole Owner·San Francisco, San Francisco County
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Summary

Plumbmaster Plumbing operating as a sole owner holds California contractor license #1093223, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 2022, the license has been on the CSLB roster for 4 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Francisco, in San Francisco County, California.

Business Information
Address
1770 San Jose Ave Apt 4
San Francisco, CA 94112
License Details & Classifications
License Number
1093223
Issued
Jun 26, 2022
Status
CLEAR
Expires
Jun 30, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
American Contractors Indemnity Company
Bond Number
100660231
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
Policy Number
Effective
Jun 7, 2024
Expires
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
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 Plumbmaster Plumbing licensed in California?

Plumbmaster Plumbing previously held California Contractors State License Board license number 1093223, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 26, 2022.

What does Plumbmaster Plumbing specialize in?

Plumbmaster Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.

Where is Plumbmaster Plumbing headquartered?

Plumbmaster Plumbing is headquartered at 1770 San Jose Ave Apt 4, San Francisco, CA 94112, in San Francisco County, California.

Does Plumbmaster Plumbing have an active surety bond on file with CSLB?

Yes. Plumbmaster Plumbing has an active California contractor surety bond filed with American Contractors Indemnity Company.

Does Plumbmaster Plumbing carry workers' compensation coverage?

Plumbmaster Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Plumbmaster Plumbing's contractor license?

You can verify Plumbmaster Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1093223.

Activity Timeline
  1. License issuedJun 26, 2022
  2. Bond activeJan 1, 2023
  3. WC coverage startsJun 7, 2024
  4. License expiredJun 30, 2026
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California lien & payment resources

Working a California job with Plumbmaster Plumbing, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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