Maier Jonathan Plumbing Contractor, C-36 Plumbing Contractor in Berkeley, CA
Maier Jonathan Plumbing Contractor operating as a sole owner holds California contractor license #838000, which is currently expired (lapsed May 31, 2026) and not valid to contract until it is renewed. First issued in 2004, the license has been on the CSLB roster for 22 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Berkeley, in Alameda County, California.
- License Number
- 838000
- Issued
- May 11, 2004
- Status
- CLEAR
- Expires
- May 31, 2026
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67295419
- Effective
- Apr 5, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Apr 26, 2024
- Expires
- —
This contractor has a compliance issue in its public CSLB record:
- License expired
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Maier Jonathan Plumbing Contractor licensed in California?
Maier Jonathan Plumbing Contractor previously held California Contractors State License Board license number 838000, but the license expired on May 31, 2026 and is not currently valid. It was first issued on May 11, 2004.
What does Maier Jonathan Plumbing Contractor specialize in?
Maier Jonathan Plumbing Contractor is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Maier Jonathan Plumbing Contractor headquartered?
Maier Jonathan Plumbing Contractor is headquartered at 1310 Derby Street, Berkeley, CA 94702, in Alameda County, California.
Does Maier Jonathan Plumbing Contractor have an active surety bond on file with CSLB?
Yes. Maier Jonathan Plumbing Contractor has an active California contractor surety bond filed with Western Surety Company.
Does Maier Jonathan Plumbing Contractor carry workers' compensation coverage?
Maier Jonathan Plumbing Contractor reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Maier Jonathan Plumbing Contractor's contractor license?
You can verify Maier Jonathan Plumbing Contractor's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=838000.
- License issuedMay 11, 2004
- WC coverage startsApr 26, 2024
- Bond activeApr 5, 2025
- License expiredMay 31, 2026
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