California contractor license
WERTHWEIN JOHN D
- C-8 Concrete
WERTHWEIN JOHN D is a C-8 Concrete contractor in Sierra Madre, Los Angeles County, licensed in California for 39 years (since 1987). As of Jul 16, 2026, state records list the license as suspended and a license bond is on file.
WERTHWEIN JOHN DC-8 Concrete · checked Jul 16, 2026
SuspendedLicense number#515135
Licensed sinceJul 27, 1987
Years licensed39 years
Expiration on recordMar 31, 2027
City and countySierra Madre, Los Angeles 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 Jul 16, 2026.