Ness Plumbing and Backflow
Ness Plumbing and Backflow operating as a sole owner is licensed in California under CSLB number 883052. The license was first issued in 2006, putting the business at 20 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 an exempt workers' compensation status (no employees on payroll). The business is based in Foster City, in San Mateo County, California.
- License Number
- 883052
- Issued
- Aug 22, 2006
- Status
- CLEAR
- Expires
- Sep 30, 2027
- Entity
- Sole Owner
- Surety
- Merchants Bonding Company (mutual)
- Bond Number
- 101834220
- Effective
- Apr 6, 2026
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Aug 21, 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 Ness Plumbing and Backflow licensed in California?
Yes. Ness Plumbing and Backflow holds California Contractors State License Board license number 883052. The license was first issued on August 22, 2006. It is valid through September 30, 2027.
What does Ness Plumbing and Backflow specialize in?
Ness Plumbing and Backflow is licensed for one CSLB classification: C-36 Plumbing Contractor.
Where is Ness Plumbing and Backflow headquartered?
Ness Plumbing and Backflow is headquartered at P O Box 4793, Foster City, CA 94404, in San Mateo County, California.
Does Ness Plumbing and Backflow have an active surety bond on file with CSLB?
Yes. Ness Plumbing and Backflow has an active California contractor surety bond filed with Merchants Bonding Company (mutual).
Does Ness Plumbing and Backflow carry workers' compensation coverage?
Ness Plumbing and Backflow reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Ness Plumbing and Backflow's contractor license?
You can verify Ness Plumbing and Backflow's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=883052.
- License issuedAug 22, 2006
- WC coverage startsAug 21, 2025
- Bond activeApr 6, 2026
- License expiresSep 30, 2027
- Economy Plumbing#613784Burlingame·A General Engineering Contractor
- Allen Mechanical Plumbing CO#611082So San Francisco·C-36 Plumbing Contractor
- O'neill Plumbing Company#609234Pacifica·C-36 Plumbing Contractor
- Royal Plumbing Service#609288South San Francisco·C-36 Plumbing Contractor
- Mc Cann D J Construction#602469Montara·B General Building Contractor
- Hargens INC#592325South San Francisco·B General Building Contractor
- Husted Construction#551626Daly City·B General Building Contractor
- Hansen A G Plumbing#549086Menlo Park·C-36 Plumbing Contractor