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Ganrock CORP

License #973247·Corporation·Sebastopol, Sonoma County
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Summary

Ganrock CORP operating as a corporation is licensed in California under CSLB number 973247. The license was first issued in 2012, putting the business at 14 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 Sebastopol, in Sonoma County, California.

Business Information
Address
4845 Vine Hill Road
Sebastopol, CA 95472
License Details & Classifications
License Number
973247
Issued
May 24, 2012
Status
CLEAR
Expires
May 31, 2028
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Atlantic Specialty Insurance Company
Bond Number
800210184
Effective
Oct 14, 2025
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
—
Policy Number
—
Effective
Apr 7, 2026
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 Ganrock CORP licensed in California?

Yes. Ganrock CORP holds California Contractors State License Board license number 973247. The license was first issued on May 24, 2012. It is valid through May 31, 2028.

What does Ganrock CORP specialize in?

Ganrock CORP is licensed for one CSLB classification: A General Engineering Contractor.

Where is Ganrock CORP headquartered?

Ganrock CORP is headquartered at 4845 Vine Hill Road, Sebastopol, CA 95472, in Sonoma County, California.

Does Ganrock CORP have an active surety bond on file with CSLB?

Yes. Ganrock CORP has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.

Does Ganrock CORP carry workers' compensation coverage?

Ganrock CORP reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Ganrock CORP's contractor license?

You can verify Ganrock CORP's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=973247.

Activity Timeline
  1. License issuedMay 24, 2012
  2. Bond activeOct 14, 2025
  3. WC coverage startsApr 7, 2026
  4. License expiresMay 31, 2028
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