Foster Bros Security Systems Inc
Foster Bros Security Systems Inc is an active, licensed contractor operating in Sunnyvale, CA. Operating under a California contractor license established in 1976. They hold a C-28 Lock and Security Equipment 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
- 315373
- Status
- Active
- Classification(s)
- C-28: Lock and Security Equipment Contractor
- Tenure
- Licensed since 1976 (50 years)
- Issue Date
- February 06, 1976
- Expiration Date
- January 31, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – TRAVELERS PROPERTY CASUALTY COMPANY OF AMERICA
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
- 555 S MURPHY AVE
- City
- Sunnyvale, CA
- ZIP Code
- 94086
- Phone
- (408) 736-4500
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About This License Type
C-28: Lock and Security Equipment Contractor
Evaluates, sets up, installs, maintains, and repairs all doors and door assemblies, gates, locks and locking devices, panic and fire-rated exit devices, gate and door closures, safes and vaults, master key systems, metal window guards, security doors, and card/electronic access control systems.
Not authorized: Fire alarm systems are specifically not included.
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.