Home › Los Angeles County › Walnut › Concrete
Licensed concrete contractors in Walnut, CA (C-8)
5 new licenses for Concrete (C-8) across SoCal
Issued Oct 16 – Oct 22, 2026.
See all licensed concrete contractors in Los Angeles County, by city.
Quick facts
How many licensed concrete contractors are in Walnut, CA?
4 concrete contractors with a California CSLB license list a business address in Walnut, CA. 3 of them have an active license in good standing (CSLB data as of 10/22/2026).
How many concrete contractors in Walnut, CA have a license problem right now?
1 is not in good standing right now, including 1 suspended for missing workers' comp. Each listing below shows the status and a plain-English OK-to-hire verdict.
How do I check if a concrete contractor is licensed?
Search the business name or license number on LicenseWatch CA to see license status, bond and workers' comp in one place, then confirm on the CSLB website before you sign a contract. In California, work over $1,000 in labor and materials requires a licensed contractor.
Featured spot open for concrete contractors in WalnutOne licensed concrete contractor can sit above this list, labeled sponsored. Founding rate $1.90 a month. See what you get
Claim this spot| Business | License | Status | Expires |
|---|---|---|---|
| Claypool Frank Concrete Cutting Inc | 938332 | Active | 09/30/2027 |
| MC Bobcat Concrete Services Inc | 853899 | Active | 10/31/2028 |
| United Riggers & Erectors Inc | 245451 | Active | 03/31/2028 |
| Ziming Concrete | 1097992 | Workers' comp suspended | 10/31/2026 |
New and lapsed SoCal licenses, every Monday
New licenses, expirations and workers' comp lapses across five counties. One short email a week.