National Construction Company INC
National Construction Company INC operating as a corporation is licensed in California under CSLB number 517533. The license was first issued in 1987, putting the business at 39 years on the active CSLB roster. It carries 5 CSLB classifications: B General Building Contractor, C-10 Electrical Contractor, C-20 HVAC Contractor, C-36 Plumbing Contractor, and C-46 Solar Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and active workers' compensation coverage from State Compensation Insurance Fund. The business is based in El Cerrito, in Contra Costa County, California.
- License Number
- 517533
- Issued
- Sep 11, 1987
- Status
- CLEAR
- Expires
- Sep 30, 2026
- Entity
- Corporation
- Surety
- American Contractors Indemnity Company
- Bond Number
- 100881032
- Effective
- Aug 8, 2024
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- State Compensation Insurance Fund
- Policy Number
- 9391179
- Effective
- Nov 25, 2025
- Expires
- Nov 25, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is National Construction Company INC licensed in California?
Yes. National Construction Company INC holds California Contractors State License Board license number 517533. The license was first issued on September 11, 1987. It is valid through September 30, 2026.
What does National Construction Company INC specialize in?
National Construction Company INC is licensed for 5 CSLB classifications: B General Building Contractor, C-10 Electrical Contractor, C-20 HVAC Contractor, C-36 Plumbing Contractor, and C-46 Solar Contractor.
Where is National Construction Company INC headquartered?
National Construction Company INC is headquartered at P O Box 1472, El Cerrito, CA 94530, in Contra Costa County, California.
Does National Construction Company INC have an active surety bond on file with CSLB?
Yes. National Construction Company INC has an active California contractor surety bond filed with American Contractors Indemnity Company.
Does National Construction Company INC carry workers' compensation coverage?
Yes. National Construction Company INC carries active workers' compensation coverage through State Compensation Insurance Fund.
How do I verify National Construction Company INC's contractor license?
You can verify National Construction Company INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=517533.
- License issuedSep 11, 1987
- Bond activeAug 8, 2024
- WC coverage startsNov 25, 2025
- License expiresSep 30, 2026
- WC expiresNov 25, 2026
- Stewart Heating & Air INC#290747Pittsburg·B General Building Contractor
- Seeno Albert D JR#281273Concord·A General Engineering Contractor
- White L H General Building Contractor#275246Lafayette·B General Building Contractor
- American Refrigerant Services INC#246018Concord·B General Building Contractor
- Lescure Company INC#248204Concord·A General Engineering Contractor
- Martinez Sheet Metal INC#222277Martinez·B General Building Contractor
- Kel-Aire#303947Rodeo·C-10 Electrical Contractor
- Contra Costa Plumbing#303993Clayton·C-10 Electrical Contractor