Wonderlin Roofing Systems Inc

Castro Valley · Alameda County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists Wonderlin Roofing Systems Inc in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
20 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#642517 verify on CSLB ↗
Classifications
C-39
Years licensed
34.2 years since 04/16/1992
Contractor bond
$25,000 WESTERN SURETY COMPANY
Workers’ comp
Current STATE COMPENSATION INSURANCE FUND
Business type
Corporation
Qualifying principal
Grover Bernard Wonderlin
Address of record
18812 Lenross Court, Castro Valley, CA 94546

Frequently Asked Questions

Is Wonderlin Roofing Systems Inc a licensed Roofing contractor in California?

Yes. Wonderlin Roofing Systems Inc holds California CSLB contractor license #642517 with a C-39 (Roofing) classification. Current CSLB status: CLEAR.

What work is Wonderlin Roofing Systems Inc licensed to perform?

License #642517 carries C-39 (Roofing).

Is Wonderlin Roofing Systems Inc bonded?

Yes. Wonderlin Roofing Systems Inc carries contractor's bond #66423756 for $25,000 through WESTERN SURETY COMPANY.

Does Wonderlin Roofing Systems Inc carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with STATE COMPENSATION INSURANCE FUND, with a policy expiration of 04/01/2027.

How long has Wonderlin Roofing Systems Inc held its contractor license?

License #642517 was originally issued on 04/16/1992, approximately 34 years ago (as of July 2026).

Where is Wonderlin Roofing Systems Inc located?

Wonderlin Roofing Systems Inc is based in Castro Valley, Alameda County, CA 94546.