North Brother Plumbing, C-36 Plumbing Contractor in Monrovia, CA
North Brother Plumbing operating as a sole owner holds an active California contractor license (CSLB #820529), valid through Jun 30, 2027. First issued in 2003, the license has been on the CSLB roster for 23 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Business Alliance Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Monrovia, in Los Angeles County, California.
- License Number
- 820529
- Issued
- Jun 6, 2003
- Status
- CLEAR
- Expires
- Jun 30, 2027
- Entity
- Sole Owner
- Surety
- Business Alliance Insurance Company
- Bond Number
- G100108015772
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jun 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 North Brother Plumbing licensed in California?
Yes. North Brother Plumbing holds California Contractors State License Board license number 820529, which is active and in good standing. The license was first issued on June 6, 2003. It is valid through June 30, 2027.
What does North Brother Plumbing specialize in?
North Brother Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is North Brother Plumbing headquartered?
North Brother Plumbing is headquartered at 704 W Colorado Blvd,a, Monrovia, CA 91016, in Los Angeles County, California.
Does North Brother Plumbing have an active surety bond on file with CSLB?
Yes. North Brother Plumbing has an active California contractor surety bond filed with Business Alliance Insurance Company.
Does North Brother Plumbing carry workers' compensation coverage?
North Brother Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify North Brother Plumbing's contractor license?
You can verify North Brother Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=820529.
- License issuedJun 6, 2003
- Bond activeJan 1, 2023
- WC coverage startsJun 30, 2025
- License expiresJun 30, 2027
- Maloney E L CO#296761San Marino·B General Building Contractor
- Stamper Louis Company the#300610Reseda·B General Building Contractor
- Cypress Heating & Air Conditioning#302865Glendora·C-20 HVAC Contractor
- Silver Construction#306913Los Angeles·B General Building Contractor
- Chavez Plumbing & Rooter INC#308121Paramount·C-36 Plumbing Contractor
- B & C Plumbing CO#310057Pasadena·C-36 Plumbing Contractor
- Prc Mechanical#311690Burbank·C-4 Boiler, Hot Water Heating and Steam Fitting Contractor
- Blom Ray Plumbing INC#312107Culver City·C-36 Plumbing Contractor
Working a California job with North Brother Plumbing, 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 North Brother Plumbing? Claim or correct this profile