Cornerstone Masonry Services Inc
Cornerstone Masonry Services Inc is an active, licensed contractor operating in Sun Valley, CA. Operating under a California contractor license established in 2003. They hold C-8 Concrete Contractor and C-29 Masonry Contractor licenses. They currently maintain an active contractor bond and workers' compensation insurance. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 817672
- Status
- Active
- Classification(s)
- C-8: Concrete Contractor, C-29: Masonry Contractor
- Tenure
- Licensed since 2003 (23 years)
- Issue Date
- February 27, 2003
- Expiration Date
- December 31, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – ZURICH AMERICAN 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
- 11168 PENROSE STREET
- City
- Sun Valley, CA
- ZIP Code
- 91352
- Phone
- (818) 767-3300
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About These License Types
C-8: Concrete Contractor
Forms, pours, places, finishes, and installs specified mass, pavement, flat and other concrete work, and places and sets screeds for pavements or flatwork.
Not authorized: Does not include application of plaster coatings or placing and erecting steel reinforcing bars.
C-29: Masonry Contractor
Installs concrete units, clay products, concrete and glass block, natural and manufactured stone, terra cotta, and fire brick for structural and non-structural walls, fences, paving, ceramic veneer, and thin brick facing.
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.