Warren Construction

Cupertino · Santa Clara County · CA

Verified

Bestopedia verdict

92 / 100 Bestopedia Trust Score

California’s contractor board lists Warren Construction with a license standing of CLEAR. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
25 / 25
Clean record
15 / 15
Track record
27.1 / 30
License continuity
5 / 10
Workers' comp
12 / 12
Contractor bond
8 / 8

How the Trust Score is calculated →

The verified record

CSLB license
#338439 verify on CSLB ↗
Classifications
B
Years licensed
49.0 years since 07/06/1977
Contractor bond
$25,000 American Contractors Indemnity Company
Workers’ comp
Current Everest Premier Insurance Company
Business type
Corporation
Qualifying principal
Ronald Joseph Stortz
Address of record
22760 Alcalde Road, Cupertino, CA 95014

Frequently Asked Questions

Is Warren Construction a licensed General Contractor contractor in California?

Yes. Warren Construction holds California CSLB contractor license #338439 with a B (General Building) classification. Current CSLB status: CLEAR (as of July 2026).

What work is Warren Construction licensed to perform?

Warren Construction is licensed for B (General Building).

Is Warren Construction bonded?

Yes. Warren Construction carries contractor's bond #SC6043592 for $25,000 through American Contractors Indemnity Company.

Does Warren Construction carry workers' compensation insurance?

Yes. Warren Construction has workers' compensation insurance on file with Everest Premier Insurance Company, with a policy expiration of 10/01/2026.

How long has Warren Construction held its contractor license?

Warren Construction has held California contractor license #338439 since 07/06/1977, approximately 49 years (as of July 2026).

Where is Warren Construction located?

Warren Construction is based in Cupertino, Santa Clara County, CA 95014.