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Dunham's Back-Hoe Service

License #379304·Sole Owner·Sonoma, Sonoma County
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Summary

Dunham's Back-Hoe Service operating as a sole owner is licensed in California under CSLB number 379304. The license was first issued in 1979, putting the business at 47 years on the active CSLB roster. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with Atlantic Specialty Insurance Company and an exempt workers' compensation status (no employees on payroll). The business is based in Sonoma, in Sonoma County, California.

Business Information
Address
P O Box 664
Sonoma, CA 95476
License Details & Classifications
License Number
379304
Issued
Aug 3, 1979
Status
CLEAR
Expires
Aug 31, 2027
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Atlantic Specialty Insurance Company
Bond Number
800209253
Effective
Aug 31, 2025
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
—
Policy Number
—
Effective
Jul 9, 2025
Expires
—
Review

This contractor warrants a closer look before contracting:

  • Workers' comp listed as exempt
License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Dunham's Back-Hoe Service licensed in California?

Yes. Dunham's Back-Hoe Service holds California Contractors State License Board license number 379304. The license was first issued on August 3, 1979. It is valid through August 31, 2027.

What does Dunham's Back-Hoe Service specialize in?

Dunham's Back-Hoe Service is licensed for one CSLB classification: A General Engineering Contractor.

Where is Dunham's Back-Hoe Service headquartered?

Dunham's Back-Hoe Service is headquartered at P O Box 664, Sonoma, CA 95476, in Sonoma County, California.

Does Dunham's Back-Hoe Service have an active surety bond on file with CSLB?

Yes. Dunham's Back-Hoe Service has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.

Does Dunham's Back-Hoe Service carry workers' compensation coverage?

Dunham's Back-Hoe Service reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Dunham's Back-Hoe Service's contractor license?

You can verify Dunham's Back-Hoe Service's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=379304.

Activity Timeline
  1. License issuedAug 3, 1979
  2. WC coverage startsJul 9, 2025
  3. Bond activeAug 31, 2025
  4. License expiresAug 31, 2027
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