Public CSLB records

Big Brothers Plumbing INC

License #1015557·Corporation·Alameda, Alameda County
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Summary

Big Brothers Plumbing INC operating as a corporation is licensed in California under CSLB number 1015557. The license was first issued in 2016, putting the business at 10 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 Merchants Bonding Company (mutual) and active workers' compensation coverage from Amtrust Insurance Company. The business is based in Alameda, in Alameda County, California.

Business Information
Address
2232 Santa Clara Ave Ste A
Alameda, CA 94501
License Details & Classifications
License Number
1015557
Issued
Jun 28, 2016
Status
CLEAR
Expires
Jun 30, 2026
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Merchants Bonding Company (mutual)
Bond Number
100113476
Effective
Jun 12, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Amtrust Insurance Company
Policy Number
KWC1411792
Effective
Oct 14, 2025
Expires
Oct 14, 2026
Review

This contractor warrants a closer look before contracting:

  • License expires in 21 days
License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Big Brothers Plumbing INC licensed in California?

Yes. Big Brothers Plumbing INC holds California Contractors State License Board license number 1015557. The license was first issued on June 28, 2016. It is valid through June 30, 2026.

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.

Activity Timeline
  1. License issuedJun 28, 2016
  2. Bond activeJun 12, 2023
  3. WC coverage startsOct 14, 2025
  4. License expiresJun 30, 2026
  5. WC expiresOct 14, 2026
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