Prater Plumbing

Redwood City · San Mateo County · CA

VERIFIED

Bestopedia verdict

98 / 100 Bestopedia Trust Score

California’s contractor board lists Prater Plumbing in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
30 / 30
Years licensed
17.6 / 20
Contractor bond
20 / 20
Workers' comp
20 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#925920 verify on CSLB ↗
Classifications
A, B, C-4, C-20, C-36
Years licensed
17.6 years since 12/09/2008
Contractor bond
$25,000 HUDSON INSURANCE COMPANY
Workers’ comp
Current NATIONAL CASUALTY COMPANY
Business type
Corporation
Qualifying principal
Timotheus, Spoerl Timo Spoerl
Address of record
2925 Crocker Ave, Redwood City, CA 94063

Frequently Asked Questions

Is Prater Plumbing a licensed HVAC contractor in California?

Yes. Prater Plumbing holds California CSLB contractor license #925920 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Prater Plumbing licensed to perform?

License #925920 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: A, B, C-4, C36.

Is Prater Plumbing bonded?

Yes. Prater Plumbing carries contractor's bond #30123802 for $25,000 through HUDSON INSURANCE COMPANY.

Does Prater Plumbing carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with NATIONAL CASUALTY COMPANY, with a policy expiration of 12/19/2026.

How long has Prater Plumbing held its contractor license?

License #925920 was originally issued on 12/09/2008, approximately 18 years ago (as of July 2026).

Where is Prater Plumbing located?

Prater Plumbing is based in Redwood City, San Mateo County, CA 94063.