Expert Rooter & Plumbing INC, C-36 Plumbing Contractor in South San Francisco, CA
Expert Rooter & Plumbing INC operating as a corporation holds an active California contractor license (CSLB #769967), valid through Jan 31, 2028. First issued in 1999, the license has been on the CSLB roster for 27 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Western Surety Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in South San Francisco, in San Mateo County, California.
- License Number
- 769967
- Issued
- Oct 7, 1999
- Status
- CLEAR
- Expires
- Jan 31, 2028
- Entity
- Corporation
- Surety
- Western Surety Company
- Bond Number
- 66778211
- Effective
- Oct 22, 2023
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 9391769
- Effective
- Dec 10, 2025
- Expires
- Dec 10, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Expert Rooter & Plumbing INC licensed in California?
Yes. Expert Rooter & Plumbing INC holds California Contractors State License Board license number 769967, which is active and in good standing. The license was first issued on October 7, 1999. It is valid through January 31, 2028.
What does Expert Rooter & Plumbing INC specialize in?
Expert Rooter & Plumbing INC is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Expert Rooter & Plumbing INC headquartered?
Expert Rooter & Plumbing INC is headquartered at 437 Constitution Way, South San Francisco, CA 94080, in San Mateo County, California.
Does Expert Rooter & Plumbing INC have an active surety bond on file with CSLB?
Yes. Expert Rooter & Plumbing INC has an active California contractor surety bond filed with Western Surety Company.
Does Expert Rooter & Plumbing INC carry workers' compensation coverage?
Yes. Expert Rooter & Plumbing INC carries active workers' compensation coverage through State Compensation Insurance Fund.
How do I verify Expert Rooter & Plumbing INC's contractor license?
You can verify Expert Rooter & Plumbing INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=769967.
- License issuedOct 7, 1999
- Bond activeOct 22, 2023
- WC coverage startsDec 10, 2025
- WC expiresDec 10, 2026
- License expiresJan 31, 2028
- Advance Systems and Design#626704Redwood City·C-36 Plumbing Contractor
- Nolasco Construction Group#626336Menlo Park·B General Building Contractor
- Mc Cann D J Construction#602469Montara·B General Building Contractor
- Hargens INC#592325South San Francisco·B General Building Contractor
- Gruber Plumbing#619639Moss Beach·B General Building Contractor
- Lovazzano Mechanical Incorporated#619015Menlo Park·C-16 Fire Protection Contractor
- Regina Plumbing INC#615954San Carlos·C-36 Plumbing Contractor
- Henry H R Plumbing#614767Half Moon Bay·C-36 Plumbing Contractor
Working a California job with Expert Rooter & Plumbing INC, 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 Expert Rooter & Plumbing INC? Claim or correct this profile