California contractor license
ROBERT BROSAMER
- A General Engineering
- HAZ Hazardous Substances Removal
ROBERT BROSAMER is an A General Engineering and HAZ Hazardous Substances Removal contractor in Walnut Creek, Contra Costa County, licensed in California for 55 years (since 1971). As of Oct 1, 2025, the license is active with an expiration date of Dec 31, 2026 on record and a license bond is on file.
ROBERT BROSAMERA General Engineering · HAZ Hazardous Substances Removal · checked Oct 1, 2025
ActiveLicense number#267780
Licensed sinceFeb 25, 1971
Years licensed55 years
Expiration on recordDec 31, 2026
City and countyWalnut Creek, Contra Costa County
License bondOn file
ProjectsNone on file
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Source: California Contractors State License Board (CSLB) and City of Los Angeles permit records. Last updated Oct 1, 2025.