B & B Plumbing & Installations, C-36 Plumbing Contractor in Oakland, CA
B & B Plumbing & Installations operating as a sole owner holds an active California contractor license (CSLB #743702), valid through Dec 31, 2027. First issued in 1997, the license has been on the CSLB roster for 29 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 an exempt workers' compensation status (no employees on payroll). The business is based in Oakland, in Alameda County, California.
- License Number
- 743702
- Issued
- Dec 11, 1997
- Status
- CLEAR
- Expires
- Dec 31, 2027
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101572786
- Effective
- Jul 16, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Dec 30, 2025
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is B & B Plumbing & Installations licensed in California?
Yes. B & B Plumbing & Installations holds California Contractors State License Board license number 743702, which is active and in good standing. The license was first issued on December 11, 1997. It is valid through December 31, 2027.
What does B & B Plumbing & Installations specialize in?
B & B Plumbing & Installations is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is B & B Plumbing & Installations headquartered?
B & B Plumbing & Installations is headquartered at 3629 San Leandro Street, Oakland, CA 94601, in Alameda County, California.
Does B & B Plumbing & Installations have an active surety bond on file with CSLB?
Yes. B & B Plumbing & Installations has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does B & B Plumbing & Installations carry workers' compensation coverage?
B & B Plumbing & Installations reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify B & B Plumbing & Installations's contractor license?
You can verify B & B Plumbing & Installations's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=743702.
- License issuedDec 11, 1997
- Bond activeJul 16, 2025
- WC coverage startsDec 30, 2025
- License expiresDec 31, 2027
- Water Works Plumbing Company#611764Hayward·C-36 Plumbing Contractor
- Plumbing Technology INC#609200Livermore·C-36 Plumbing Contractor
- Smith Denison Construction CO#606314Livermore·A General Engineering Contractor
- Robert James Cortez#606942Livermore·C-20 HVAC Contractor
- Duterte William Roy#619604Livermore·B General Building Contractor
- Jara Ken Plumbing#615607Oakland·C-36 Plumbing Contractor
- Reed Plumbing INC#601931Livermore·C-36 Plumbing Contractor
- Home-Pro Construction CO#598466Berkeley·A General Engineering Contractor
Working a California job with B & B Plumbing & Installations, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own B & B Plumbing & Installations? Claim or correct this profile