Hearthstone Building & Restoration

Walnut Creek · Contra Costa County · CA

VERIFIED

Bestopedia verdict

100 / 100 Bestopedia Trust Score

California’s contractor board lists Hearthstone Building & Restoration 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
#319036 verify on CSLB ↗
Classifications
B, C-10, C-20, C-36
Years licensed
50.2 years since 05/05/1976
Contractor bond
$25,000 AMERICAN CONTRACTORS INDEMNITY COMPANY
Workers’ comp
Current STATE COMPENSATION INSURANCE FUND
Business type
Corporation
Qualifying principal
George Thomas Griswold, Jeffrey Kirk Bullock, Bryan Andrew Swiers
Address of record
712 Bancroft Rd #522, Walnut Creek, CA 94598

Frequently Asked Questions

Is Hearthstone Building & Restoration a licensed HVAC contractor in California?

Yes. Hearthstone Building & Restoration holds California CSLB contractor license #319036 with a C-20 (Warm-Air Heating, Ventilating and Air-Conditioning) classification. Current CSLB status: CLEAR.

What work is Hearthstone Building & Restoration licensed to perform?

License #319036 carries C-20 (Warm-Air Heating, Ventilating and Air-Conditioning), plus additional classifications: B, C10, C36.

Is Hearthstone Building & Restoration bonded?

Yes. Hearthstone Building & Restoration carries contractor's bond #100720768 for $25,000 through AMERICAN CONTRACTORS INDEMNITY COMPANY.

Does Hearthstone Building & Restoration carry workers' compensation insurance?

Yes. Workers' compensation insurance is on file with STATE COMPENSATION INSURANCE FUND, with a policy expiration of 10/16/2026.

How long has Hearthstone Building & Restoration held its contractor license?

License #319036 was originally issued on 05/05/1976, approximately 50 years ago (as of July 2026).

Where is Hearthstone Building & Restoration located?

Hearthstone Building & Restoration is based in Walnut Creek, Contra Costa County, CA 94598.