Concrete in Sierra Madre, CA. C-8
Werthwein John D appears in California license records as a concrete contractor based in Sierra Madre, CA. The record lists a C-8 license (#515135) with status “Clear”. It was first issued on 1987-07-27, 39 years ago. It is listed as valid through 2027-03-31. A contractor bond of $25,000 is on file. Workers' comp on file: Workers' Compensation Insurance with STATE COMPENSATION INSURANCE FUND.
Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.
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Werthwein John D is a concrete contractor based in Sierra Madre, California. Their license classification is C-8. Listed specialties: C-8.
Yes. Werthwein John D holds California CSLB license #515135 (status: Clear). Verify the current status on California CSLB before hiring.
Werthwein John D is based in Sierra Madre, CA 91025.
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Not yet. This listing was created from public California license records but hasn't been claimed by the owner. The license info above is from official records, but the business hasn't confirmed its services, hours, or current availability with us yet.
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