Gruber Justin Plumbing, C-36 Plumbing Contractor in Oakland, CA
Gruber Justin Plumbing operating as a sole owner holds an active California contractor license (CSLB #1129054), valid through Nov 30, 2026. 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 American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Oakland, in Alameda County, California.
- License Number
- 1129054
- Issued
- Nov 13, 2024
- Status
- CLEAR
- Expires
- Nov 30, 2026
- Entity
- Sole Owner
- Surety
- American Contractors Indemnity Company
- Bond Number
- 101019261
- Effective
- Dec 10, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Oct 25, 2024
- Expires
- —
This contractor warrants a closer look before contracting:
- License expires in 87 days
- Workers' comp listed as exempt
- License issued less than 2 years ago
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Gruber Justin Plumbing licensed in California?
Yes. Gruber Justin Plumbing holds California Contractors State License Board license number 1129054, which is active and in good standing. The license was first issued on November 13, 2024. It is valid through November 30, 2026.
What does Gruber Justin Plumbing specialize in?
Gruber Justin Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Gruber Justin Plumbing headquartered?
Gruber Justin Plumbing is headquartered at 2406 Ivy Drive, Oakland, CA 94602, in Alameda County, California.
Does Gruber Justin Plumbing have an active surety bond on file with CSLB?
Yes. Gruber Justin Plumbing has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does Gruber Justin Plumbing carry workers' compensation coverage?
Gruber Justin Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Gruber Justin Plumbing's contractor license?
You can verify Gruber Justin Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1129054.
- WC coverage startsOct 25, 2024
- License issuedNov 13, 2024
- Bond activeDec 10, 2025
- License expiresNov 30, 2026
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