Public CSLB records

Brosamer Robert, A General Engineering Contractor in Walnut Creek, CA

License #267780·Sole Owner·Walnut Creek, Contra Costa County
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Summary

Brosamer Robert operating as a sole owner holds an active California contractor license (CSLB #267780), valid through Dec 31, 2026. First issued in 1971, the license has been on the CSLB roster for 55 years. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with Liberty Mutual Insurance Company and active workers' compensation coverage from Travelers Property Casualty Company of America. The business is based in Walnut Creek, in Contra Costa County, California.

Business Information
Address
1777 Oakland Blvd Ste 110
Walnut Creek, CA 94596
License Details & Classifications
License Number
267780
Issued
Feb 25, 1971
Status
CLEAR
Expires
Dec 31, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Liberty Mutual Insurance Company
Bond Number
070017305
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Travelers Property Casualty Company of America
Policy Number
UB1R1971822526G
Effective
Sep 1, 2025
Expires
Sep 1, 2026
Verified

This contractor is verified, with no adverse conditions in the current CSLB record.

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 Brosamer Robert licensed in California?

Yes. Brosamer Robert holds California Contractors State License Board license number 267780, which is active and in good standing. The license was first issued on February 25, 1971. It is valid through December 31, 2026.

What does Brosamer Robert specialize in?

Brosamer Robert is licensed for one CSLB classification: A General Engineering Contractor.

Where is Brosamer Robert headquartered?

Brosamer Robert is headquartered at 1777 Oakland Blvd Ste 110, Walnut Creek, CA 94596, in Contra Costa County, California.

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

Yes. Brosamer Robert has an active California contractor surety bond filed with Liberty Mutual Insurance Company.

Does Brosamer Robert carry workers' compensation coverage?

Yes. Brosamer Robert carries active workers' compensation coverage through Travelers Property Casualty Company of America.

How do I verify Brosamer Robert's contractor license?

You can verify Brosamer Robert's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=267780.

Activity Timeline
  1. License issuedFeb 25, 1971
  2. Bond activeJan 1, 2023
  3. WC coverage startsSep 1, 2025
  4. WC expiresSep 1, 2026
  5. License expiresDec 31, 2026
Other contractors in Contra Costa County
California lien & payment resources

Working a California job with Brosamer Robert, 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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