Samuel Sinnott & Company Architecture & Construction
Samuel Sinnott & Company Architecture & Construction is an active, licensed contractor operating in Menlo Park, CA. Operating under a California contractor license established in 1987. They hold B General Building Contractor and C-33 Painting and Decorating 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
- 510156
- Status
- Active
- Classification(s)
- B: General Building Contractor, C-33: Painting and Decorating Contractor
- Tenure
- Licensed since 1987 (38 years)
- Issue Date
- May 06, 1987
- Expiration Date
- May 31, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – NATIONWIDE MUTUAL INSURANCE COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – STATE COMPENSATION INSURANCE FUND
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
- 980 ROSE AVE
- City
- Menlo Park, CA
- ZIP Code
- 94025
- Phone
- (650) 302-4319
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About These License Types
B: General Building Contractor
Authorizes construction of structures including residential, commercial, and industrial buildings requiring at least two unrelated building trades or crafts. May take prime contracts or subcontracts for framing or carpentry. May subcontract all specialty work but must hold the appropriate C license to self-perform specialty trade work.
Not authorized: Cannot self-perform specialty trade work (electrical, plumbing, HVAC, etc.) without holding the corresponding C license. Cannot contract for C-16 Fire Protection or C-57 Well Drilling without the appropriate license or subcontractor.
C-33: Painting and Decorating Contractor
Prepares surfaces by scraping, sandblasting, or other means and applies paints, papers, textures, fabrics, pigments, oils, varnishes, shellacs, stains, waxes, adhesives, and other coatings for decorating, protecting, fireproofing, and waterproofing.
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.