Dinsmore Construction Co

Hydesville · Humboldt County · CA

Verified

Bestopedia verdict

91 / 100 Bestopedia Trust Score

California’s contractor board lists Dinsmore Construction Co with a license standing of CLEAR. A contractor bond is on file, and workers’ compensation coverage is current.

License standing
25 / 25
Clean record
15 / 15
Track record
23.8 / 30
License continuity
10 / 10
Workers' comp
9 / 12
Contractor bond
8 / 8

How the Trust Score is calculated →

The verified record

CSLB license
#539046 verify on CSLB ↗
Classifications
B
Years licensed
37.9 years since 08/24/1988
Contractor bond
$25,000 Ohio Casualty Insurance Company (The)
Workers’ comp
Current
Business type
Sole Owner
Qualifying principal
Dirk Alan Dinsmore
Address of record
4400 Creekside Place, Hydesville, CA 95547

Frequently Asked Questions

Is Dinsmore Construction Co a licensed General Contractor contractor in California?

Yes. Dinsmore Construction Co holds California CSLB contractor license #539046 with a B (General Building) classification. Current CSLB status: CLEAR (as of July 2026).

What work is Dinsmore Construction Co licensed to perform?

Dinsmore Construction Co is licensed for B (General Building).

Is Dinsmore Construction Co bonded?

Yes. Dinsmore Construction Co carries contractor's bond #966795C for $25,000 through Ohio Casualty Insurance Company (The).

Does Dinsmore Construction Co carry workers' compensation insurance?

CSLB records list the workers' compensation status for Dinsmore Construction Co as Exempt.

How long has Dinsmore Construction Co held its contractor license?

Dinsmore Construction Co has held California contractor license #539046 since 08/24/1988, approximately 38 years (as of July 2026).

Where is Dinsmore Construction Co located?

Dinsmore Construction Co is based in Hydesville, Humboldt County, CA 95547.