Zierman Plumbing & Heating Inc

Santa Maria · Santa Barbara County · CA

LISTED

Bestopedia verdict

88 / 100 Bestopedia Trust Score

California’s contractor board lists Zierman Plumbing & Heating Inc in CLEAR standing. A contractor bond is on file, and workers’ compensation coverage is not current in the public record.

License standing
30 / 30
Years licensed
20 / 20
Contractor bond
20 / 20
Workers' comp
8 / 20
Business structure
10 / 10

How the Trust Score is calculated →

The verified record

CSLB license
#420848 verify on CSLB ↗
Classifications
C-16, C-20, C-36, C-42, C-43
Years licensed
44.3 years since 04/01/1982
Contractor bond
$25,000 NATIONWIDE MUTUAL INSURANCE COMPANY
Workers’ comp
Not current in the public record
Business type
Corporation
Qualifying principal
Richard Alan Zierman, Russell Eldridge Sr Zierman
Address of record
2341 Meredith Lane, Santa Maria, CA 93455

Frequently Asked Questions

Is Zierman Plumbing & Heating Inc a licensed HVAC contractor in California?

Yes. Zierman Plumbing & Heating Inc holds California CSLB contractor license #420848 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Zierman Plumbing & Heating Inc licensed to perform?

License #420848 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: C16, C36, C42, C43.

Is Zierman Plumbing & Heating Inc bonded?

Yes. Zierman Plumbing & Heating Inc carries contractor's bond #7900396854 for $25,000 through NATIONWIDE MUTUAL INSURANCE COMPANY.

Does Zierman Plumbing & Heating Inc carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with EMPLOYERS PREFERRED INSURANCE COMPANY, with a policy expiration of 07/01/2026 (this policy's expiration date has passed).

How long has Zierman Plumbing & Heating Inc held its contractor license?

License #420848 was originally issued on 04/01/1982, approximately 44 years ago (as of July 2026).

Where is Zierman Plumbing & Heating Inc located?

Zierman Plumbing & Heating Inc is based in Santa Maria, Santa Barbara County, CA 93455.