Best Licensed Concrete Contractors in Covina, CA
12 concrete companies registered in Covina hold current CSLB licenses, verified against official records as of August 17, 2026. The 8 below are the top-ranked, ordered by years licensed.
- 778 active C-8 concrete licenses in Los Angeles County; 12 registered in Covina
- California requires workers' compensation cover for C-8 licensees: 12 of Covina's 12 licenses (100.0%) carry a current policy with CSLB
- Median time licensed in Covina: 9 years
- Longest Covina licensure: since 1987
- 63 county licenses reach their expiration date within 90 days
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- Verified
- August 17, 2026
- Licensed since
- 1987
- Phone
- (626) 688-6272
- Verified
- August 17, 2026
- Licensed since
- 1988
- Phone
- (626) 831-2599
- Verified
- August 17, 2026
- Licensed since
- 1996
- Phone
- (626) 963-5986
- Verified
- August 17, 2026
- Licensed since
- 2004
- Phone
- (626) 915-8117
- Verified
- August 17, 2026
- Licensed since
- 2009
- Phone
- (626) 216-6775
- Verified
- August 17, 2026
- Licensed since
- 2013
- Phone
- (626) 818-1204
- Verified
- August 17, 2026
- Licensed since
- 2017
- Phone
- (626) 523-6530
- Verified
- August 17, 2026
- Licensed since
- 2017
- Phone
- (626) 201-6340
Compare the top 6 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| Sharp Line Builders | #511501 | On file | 1987 |
| Ramos Concrete | #540554 | On file | 1988 |
| Lamb & Sons Construction Corporation | #718441 | On file | 1996 |
| Associated Air Balance | #851730 | On file | 2004 |
| Productive Concrete Inc. | #935895 | On file | 2009 |
| Jf Flores Construction,inc | #983877 | On file | 2013 |
Los Angeles County concrete licensure at a glance
California licenses contractors by classification and CSLB publishes one on every record, so supply can be counted exactly: 778 active C-8 concrete licenses in Los Angeles County, 12 of them registered in Covina. CSLB also publishes a real original issue date, which Washington's registry does not, so tenure is measurable here: the median Covina license has been held 9 years, and the longest-standing one dates to 1987. California law requires workers' compensation cover for C-8 licensees, so it is a legal baseline rather than a way to tell two contractors apart: 12 of Covina's 12 licenses (100.0%) carry a current policy in CSLB's file, and we do not rank on it. The contractor bond is not a signal here: 776 of the county's 778 licenses carry the same $25,000 bond California sets by statute. 63 county licenses reach their expiration date within the next 90 days. CSLB cannot link straight to a license record, so every listing above shows its number for you to type into CSLB's license lookup. How we verify.
Concrete Contractors in Covina: common questions
How many licensed concrete contractors are there in Covina?
12 active C-8 concrete licenses are registered in Covina, out of 778 across Los Angeles County. 12 Covina-registered companies passed our license verification, and the 8 on this page are the top-ranked of those. Only licenses CSLB shows as CLEAR and unexpired are listed.
Does California license concrete contractors?
Yes. California licenses contractors by classification, and C-8 is the CSLB classification that authorises this work. 12 active C-8 concrete licenses are registered in Covina and 778 across Los Angeles County, the longest-standing issued in 1987. Only CLEAR, unexpired licenses appear here.
How do I check a concrete contractor's license in California?
Every listing above shows its CSLB license number. CSLB cannot link straight to a record, so open its license lookup and type the number in: it shows status, expiration, the contractor bond and workers' compensation cover, which California requires of C-8 licensees and 12 of Covina's 12 currently carry. 63 Los Angeles County licenses expire within 90 days.