Public CSLB records

Wichmann S C, B General Building Contractor in San Marcos, CA

License #523779·Sole Owner·San Marcos, San Diego County
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Summary

Wichmann S C operating as a sole owner holds an active California contractor license (CSLB #523779), valid through Feb 29, 2028. First issued in 1988, the license has been on the CSLB roster for 38 years. 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 San Marcos, in San Diego County, California.

Business Information
Address
935 Lake Ridge Drive
San Marcos, CA 92078
License Details & Classifications
License Number
523779
Issued
Feb 1, 1988
Status
CLEAR
Expires
Feb 29, 2028
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Atlantic Specialty Insurance Company
Bond Number
800209474
Effective
Aug 27, 2025
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
Policy Number
Effective
Feb 24, 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 Wichmann S C licensed in California?

Yes. Wichmann S C holds California Contractors State License Board license number 523779, which is active and in good standing. The license was first issued on February 1, 1988. It is valid through February 29, 2028.

What does Wichmann S C specialize in?

Wichmann S C is licensed for one CSLB classification: B General Building Contractor.

Where is Wichmann S C headquartered?

Wichmann S C is headquartered at 935 Lake Ridge Drive, San Marcos, CA 92078, in San Diego County, California.

Does Wichmann S C have an active surety bond on file with CSLB?

Yes. Wichmann S C has an active California contractor surety bond filed with Atlantic Specialty Insurance Company.

Does Wichmann S C carry workers' compensation coverage?

Wichmann S C reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Wichmann S C's contractor license?

You can verify Wichmann S C's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=523779.

Activity Timeline
  1. License issuedFeb 1, 1988
  2. Bond activeAug 27, 2025
  3. WC coverage startsFeb 24, 2026
  4. License expiresFeb 29, 2028
Other contractors in San Diego County
California lien & payment resources

Working a California job with Wichmann S C, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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