California contractor license
WALBURGER MATTHEW M
- C20 Warm-Air Heating, Ventilating And Air-Conditioning
WALBURGER MATTHEW M is a C20 Warm-Air Heating, Ventilating And Air-Conditioning contractor in Martinez, Contra Costa County, licensed in California for 10 years (since 2016). As of Jun 12, 2026, the license is active with an expiration date of Jun 30, 2028 on record and a license bond is on file.
WALBURGER MATTHEW MC20 Warm-Air Heating, Ventilating And Air-Conditioning · checked Jun 12, 2026
ActiveLicense number#1015224
Licensed sinceJun 16, 2016
Years licensed10 years
Expiration on recordJun 30, 2028
City and countyMartinez, 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 Jun 12, 2026.