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Umbenhaur Robert Construction

License #544719·Sole Owner·San Carlos, San Mateo County
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Summary

Umbenhaur Robert Construction operating as a sole owner is licensed in California under CSLB number 544719. The license was first issued in 1988, putting the business at 38 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 San Carlos, in San Mateo County, California.

Business Information
Address
2161 Greenwood Ave
San Carlos, CA 94070
License Details & Classifications
License Number
544719
Issued
Oct 18, 1988
Status
CLEAR
Expires
Oct 31, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Atlantic Specialty Insurance Company
Bond Number
800212727
Effective
Oct 31, 2025
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
—
Policy Number
—
Effective
Oct 30, 2024
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 Umbenhaur Robert Construction licensed in California?

Yes. Umbenhaur Robert Construction holds California Contractors State License Board license number 544719. The license was first issued on October 18, 1988. It is valid through October 31, 2026.

What does Umbenhaur Robert Construction specialize in?

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

Where is Umbenhaur Robert Construction headquartered?

Umbenhaur Robert Construction is headquartered at 2161 Greenwood Ave, San Carlos, CA 94070, in San Mateo County, California.

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

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

Does Umbenhaur Robert Construction carry workers' compensation coverage?

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

How do I verify Umbenhaur Robert Construction's contractor license?

You can verify Umbenhaur Robert Construction's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=544719.

Activity Timeline
  1. License issuedOct 18, 1988
  2. WC coverage startsOct 30, 2024
  3. Bond activeOct 31, 2025
  4. License expiresOct 31, 2026
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