Big Brothers Plumbing INC, C-36 Plumbing Contractor in Alameda, CA
Big Brothers Plumbing INC operating as a corporation holds California contractor license #1015557, which is currently expired (lapsed Jun 30, 2026) and not valid to contract until it is renewed. First issued in 2016, the license has been on the CSLB roster for 10 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Merchants Bonding Company (mutual) and active workers' compensation coverage from Amtrust Insurance Company. The business is based in Alameda, in Alameda County, California.
- License Number
- 1015557
- Issued
- Jun 28, 2016
- Status
- CLEAR
- Expires
- Jun 30, 2026
- Entity
- Corporation
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 100113476
- Effective
- Jun 12, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Amtrust Insurance Company
- Policy Number
- KWC1411792
- Effective
- Oct 14, 2025
- Expires
- Oct 14, 2026
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 Big Brothers Plumbing INC licensed in California?
Big Brothers Plumbing INC previously held California Contractors State License Board license number 1015557, but the license expired on June 30, 2026 and is not currently valid. It was first issued on June 28, 2016.
What does Big Brothers Plumbing INC specialize in?
Big Brothers Plumbing INC is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Big Brothers Plumbing INC headquartered?
Big Brothers Plumbing INC is headquartered at 2232 Santa Clara Ave Ste A, Alameda, CA 94501, in Alameda County, California.
Does Big Brothers Plumbing INC have an active surety bond on file with CSLB?
Yes. Big Brothers Plumbing INC has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Big Brothers Plumbing INC carry workers' compensation coverage?
Yes. Big Brothers Plumbing INC carries active workers' compensation coverage through Amtrust Insurance Company.
How do I verify Big Brothers Plumbing INC's contractor license?
You can verify Big Brothers Plumbing INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1015557.
- License issuedJun 28, 2016
- Bond activeJun 12, 2023
- WC coverage startsOct 14, 2025
- License expiredJun 30, 2026
- WC expiresOct 14, 2026
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