Carleton R D Plumbing, C-36 Plumbing Contractor in San Francisco, CA
Carleton R D Plumbing operating as a sole owner holds an active California contractor license (CSLB #970570), valid through Mar 31, 2028. First issued in 2012, the license has been on the CSLB roster for 14 years. It carries a single CSLB classification: C-36 — Plumbing Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in San Francisco, in San Francisco County, California.
- License Number
- 970570
- Issued
- Mar 2, 2012
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67445839
- Effective
- Aug 26, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Feb 6, 2026
- 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 Carleton R D Plumbing licensed in California?
Yes. Carleton R D Plumbing holds California Contractors State License Board license number 970570, which is active and in good standing. The license was first issued on March 2, 2012. It is valid through March 31, 2028.
What does Carleton R D Plumbing specialize in?
Carleton R D Plumbing is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Carleton R D Plumbing headquartered?
Carleton R D Plumbing is headquartered at 1008 Larkin Street Apt 408, San Francisco, CA 94109, in San Francisco County, California.
Does Carleton R D Plumbing have an active surety bond on file with CSLB?
Yes. Carleton R D Plumbing has an active California contractor surety bond filed with Western Surety Company.
Does Carleton R D Plumbing carry workers' compensation coverage?
Carleton R D Plumbing reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Carleton R D Plumbing's contractor license?
You can verify Carleton R D Plumbing's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=970570.
- License issuedMar 2, 2012
- Bond activeAug 26, 2025
- WC coverage startsFeb 6, 2026
- License expiresMar 31, 2028
- Kuenzli Michael Plumbing CO#576600San Francisco·C-36 Plumbing Contractor
- Cahalan Mike#582766San Francisco·B General Building Contractor
- P F Construction CO#582215San Francisco·B General Building Contractor
- M V Construction#588276San Francisco·B General Building Contractor
- Lee Plumbing CO#586693San Francisco·C-36 Plumbing Contractor
- Plumbarius#559115San Francisco·C-16 Fire Protection Contractor
- Swint John Kevin Plumbing Company#557195San Francisco·C-36 Plumbing Contractor
- Master Plumbing#573292San Francisco·C-36 Plumbing Contractor
Working a California job with Carleton R D 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 Carleton R D Plumbing? Claim or correct this profile