Frosio Plumbing
Frosio Plumbing is an active, licensed contractor operating in La Mesa, CA. Operating under a California contractor license established in 1988. They hold a C-36 Plumbing Contractor license. They currently maintain an active contractor bond and workers' compensation insurance. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 525001
- Status
- Active
- Classification(s)
- C-36: Plumbing Contractor
- Tenure
- Licensed since 1988 (38 years)
- Issue Date
- February 22, 1988
- Expiration Date
- February 29, 2028
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – MARKEL INSURANCE COMPANY
A contractor’s bond protects consumers up to the bond amount if the contractor fails to fulfill contractual obligations or violates CSLB regulations.
Workers’ compensation insurance protects homeowners from liability if a contractor’s employee is injured on the job site.
Location
- Address
- 7815 TANGLEROD LANE
- City
- La Mesa, CA
- ZIP Code
- 91942
- Phone
- (619) 884-2772
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About This License Type
C-36: Plumbing Contractor
Provides means for a supply of safe water and proper disposal of fluid waste, including piping, storage tanks, venting, gas appliances and connections, water and gas piping, water heating equipment including solar, and health and safety devices such as backflow preventers and gas earthquake valves.
Not authorized: Does not include forced warm-air units (see C-20).
Licensing Resources
Workers' comp requirements for California contractors
Deposit and payment rules for California contracts
Home improvement contract requirements
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License data sourced from the California Contractors State License Board. Last data update: April 05, 2026.