Preventive Plumbing, C-36 Plumbing Contractor in South San Francisco, CA
Preventive Plumbing operating as a corporation holds an active California contractor license (CSLB #1114728), valid through Apr 30, 2028. First issued in 2024, the license has been on the CSLB roster for 2 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Philadelphia Indemnity Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in South San Francisco, in San Mateo County, California.
- License Number
- 1114728
- Issued
- Jan 9, 2024
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Corporation
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB10163407630
- Effective
- Mar 8, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Mar 3, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Preventive Plumbing licensed in California?
Yes. Preventive Plumbing holds California Contractors State License Board license number 1114728, which is active and in good standing. The license was first issued on January 9, 2024. It is valid through April 30, 2028.
What does Preventive Plumbing specialize in?
Preventive Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Preventive Plumbing headquartered?
Preventive Plumbing is headquartered at 244 Aspen Ave, South San Francisco, CA 94080, in San Mateo County, California.
Does Preventive Plumbing have an active surety bond on file with CSLB?
Yes. Preventive Plumbing has an active California contractor surety bond filed with Philadelphia Indemnity Insurance Company.
Does Preventive Plumbing carry workers' compensation coverage?
Preventive Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Preventive Plumbing's contractor license?
You can verify Preventive Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1114728.
- License issuedJan 9, 2024
- WC coverage startsMar 3, 2026
- Bond activeMar 8, 2026
- License expiresApr 30, 2028
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