Cal Thermal Insulation Inc
Cal Thermal Insulation Inc is a licensed contractor in San Francisco, CA whose license is currently suspended. Operating under a California contractor license established in 2025. They hold C-2 Insulation and Acoustical Contractor and C-35 Lathing and Plastering Contractor licenses. This license is currently suspended. Verify bond and insurance status on the official CSLB website before hiring. This license has a current suspension on record. Check the official CSLB website for full details before hiring this contractor.
License Information
- License Number
- 1135901
- Status
- Suspended Suspended - Administrative
- Classification(s)
- C-2: Insulation and Acoustical Contractor, C-35: Lathing and Plastering Contractor
- Tenure
- Licensed since 2025 (0 years)
- Issue Date
- April 15, 2025
- Expiration Date
- April 30, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – AMERICAN CONTRACTORS INDEMNITY COMPANY
- Workers’ Compensation
- Exempt
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
- 109 KNOLLVIEW WAY
- City
- San Francisco, CA
- ZIP Code
- 94131
- Phone
- (415) 796-2125
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About These License Types
C-2: Insulation and Acoustical Contractor
Installs insulating media and preformed architectural acoustical materials for temperature and sound control, including batt, blown, rigid board, spray-applied, and acoustical tile or panel systems.
Not authorized: Does not authorize removal of asbestos-containing materials.
C-35: Lathing and Plastering Contractor
Coats surfaces with mixtures of sand, gypsum plaster, lime and water, or cement and water, applied by trowel or spray for soundproofing and fireproofing. Installs lath, metal studs, and support materials for plaster coatings.
Licensing Resources
What does a workers' comp exemption mean?
How to verify a contractor license
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.