St Helena Plumbing

Angwin · Napa County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists St Helena Plumbing 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
#671970 verify on CSLB ↗
Classifications
C-36
Years licensed
33.1 years since 05/26/1993
Contractor bond
$25,000 WESTERN SURETY COMPANY
Workers’ comp
Current WESCO INSURANCE COMPANY
Business type
Sole Owner
Qualifying principal
Mitchell Kent Williams
Address of record
430 Manzanita Dr, Angwin, CA 94508

Frequently Asked Questions

Is St Helena Plumbing a licensed Plumbing contractor in California?

Yes. St Helena Plumbing holds California CSLB contractor license #671970 with a C-36 (Plumbing) classification. Current CSLB status: CLEAR.

What work is St Helena Plumbing licensed to perform?

License #671970 carries C-36 (Plumbing).

Is St Helena Plumbing bonded?

Yes. St Helena Plumbing carries contractor's bond #64704404 for $25,000 through WESTERN SURETY COMPANY.

Does St Helena Plumbing carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with WESCO INSURANCE COMPANY, with a policy expiration of 01/25/2027.

How long has St Helena Plumbing held its contractor license?

License #671970 was originally issued on 05/26/1993, approximately 33 years ago (as of July 2026).

Where is St Helena Plumbing located?

St Helena Plumbing is based in Angwin, Napa County, CA 94508.