Guaranteed Plumbing
Guaranteed Plumbing operating as a corporation is licensed in California under CSLB number 875614. The license was first issued in 2006, putting the business at 20 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 American Contractors Indemnity Company and active workers' compensation coverage from Indemnity Insurance Company of North America. The business is based in Lafayette, in Contra Costa County, California.
- License Number
- 875614
- Issued
- Apr 5, 2006
- Status
- CLEAR
- Expires
- Apr 30, 2028
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 10131538
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Indemnity Insurance Company of North America
- Policy Number
- C74134130
- Effective
- Dec 15, 2025
- Expires
- Oct 1, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Guaranteed Plumbing licensed in California?
Yes. Guaranteed Plumbing holds California Contractors State License Board license number 875614. The license was first issued on April 5, 2006. It is valid through April 30, 2028.
What does Guaranteed Plumbing specialize in?
Guaranteed Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Guaranteed Plumbing headquartered?
Guaranteed Plumbing is headquartered at 1031 Blackwood Lane, Lafayette, CA 94549, in Contra Costa County, California.
Does Guaranteed Plumbing have an active surety bond on file with CSLB?
Yes. Guaranteed Plumbing has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Guaranteed Plumbing carry workers' compensation coverage?
Yes. Guaranteed Plumbing carries active workers' compensation coverage through Indemnity Insurance Company of North America.
How do I verify Guaranteed Plumbing's contractor license?
You can verify Guaranteed Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=875614.
- License issuedApr 5, 2006
- Bond activeJan 1, 2023
- WC coverage startsDec 15, 2025
- WC expiresOct 1, 2026
- License expiresApr 30, 2028
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