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Lorenzen Construction

License #706031·Sole Owner·Columbia, Tuolumne County
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Summary

Lorenzen Construction operating as a sole owner is licensed in California under CSLB number 706031. The license was first issued in 1995, putting the business at 31 years on the active CSLB roster. It carries a single CSLB classification: B — General Building 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 Columbia, in Tuolumne County, California.

Business Information
Address
P O Box 335
Columbia, CA 95310
License Details & Classifications
License Number
706031
Issued
May 5, 1995
Status
CLEAR
Expires
May 31, 2027
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Atlantic Specialty Insurance Company
Bond Number
800250538
Effective
Apr 2, 2026
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
—
Policy Number
—
Effective
May 15, 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 Lorenzen Construction licensed in California?

Yes. Lorenzen Construction holds California Contractors State License Board license number 706031. The license was first issued on May 5, 1995. It is valid through May 31, 2027.

What does Lorenzen Construction specialize in?

Lorenzen Construction is licensed for one CSLB classification: B General Building Contractor.

Where is Lorenzen Construction headquartered?

Lorenzen Construction is headquartered at P O Box 335, Columbia, CA 95310, in Tuolumne County, California.

Does Lorenzen Construction have an active surety bond on file with CSLB?

Yes. Lorenzen Construction has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.

Does Lorenzen Construction carry workers' compensation coverage?

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

How do I verify Lorenzen Construction's contractor license?

You can verify Lorenzen Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=706031.

Activity Timeline
  1. License issuedMay 5, 1995
  2. WC coverage startsMay 15, 2025
  3. Bond activeApr 2, 2026
  4. License expiresMay 31, 2027
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