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National Construction Company INC: CSLB License #517533
Source: CSLB public data · Updated November 1, 2026 · Official CSLB record
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The license is active with no suspension on record, though classifications, bonds and secondary flags still deserve a look.
License details
- License number
- 517533
- Primary status
- CLEAR · what this means
- Business type
- Corporation
- Issued
- September 11, 1987 (39 years)
- Reissued
- September 14, 2006
- Expires
- September 30, 2028
- Classifications
- B General Building Contractor
C-10 Electrical Contractor
C-20 Warm-Air Heating, Ventilating and Air-Conditioning Contractor
C-36 Plumbing Contractor
C-46 Solar Contractor - Mailing address
- P O Box 1472, El Cerrito, CA, 94530
- Phone
- (510) 812 8292
Workers' compensation
- Type
- Workers' Compensation Insurance
- Insurer
- State Compensation Insurance Fund
- Policy number
- 9391179
- Effective
- November 25, 2025
- Expires
- November 25, 2026
Confirm coverage with CSLB's insurer search. How to check workers' comp.
Contractor's bond
- Surety
- American Contractors Indemnity Company
- Bond number
- 100881032
- Amount
- $25,000
- Effective
- August 8, 2024
Status history
No changes recorded since we began tracking this license on November 1, 2026. We compare every weekly CSLB file and log changes to status, bonds, workers' comp and classifications here.
Related
- Licensed general contractors in El Cerrito
- Licensed electricians in El Cerrito
- Contractors in Contra Costa County
- What "CLEAR" means
- How to check a contractor license
Data: CSLB Public Data Portal, file dated November 1, 2026. Status can change at any time. Verify on CSLB's Instant License Check. This site is not a consumer reporting agency under the FCRA; don't use it for employment, credit, insurance or housing decisions about an individual.