Best Licensed Concrete Contractors in Glendora, CA
7 concrete companies registered in Glendora hold current CSLB licenses, verified against official records as of August 17, 2026. All 7 are listed below, ordered by years licensed.
- 778 active C-8 concrete licenses in Los Angeles County; 7 registered in Glendora
- California requires workers' compensation cover for C-8 licensees: 6 of Glendora's 7 licenses (85.7%) carry a current policy with CSLB
- Median time licensed in Glendora: 16 years
- Longest Glendora licensure: since 1986
- 63 county licenses reach their expiration date within 90 days
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- Verified
- August 17, 2026
- Licensed since
- 1986
- Phone
- (909) 971-8400
- Verified
- August 17, 2026
- Licensed since
- 1990
- Phone
- (626) 335-3815
- Verified
- August 17, 2026
- Licensed since
- 2004
- Phone
- (626) 786-4127
- Verified
- August 17, 2026
- Licensed since
- 2009
- Phone
- (626) 664-1810
- Verified
- August 17, 2026
- Licensed since
- 2010
- Phone
- (626) 536-7140
- Verified
- August 17, 2026
- Licensed since
- 2020
- Phone
- (626) 385-9291
- Verified
- August 17, 2026
- Licensed since
- 2023
- Phone
- (818) 336-7336
Compare the top 6 at a glance
| Company | License | Workers' comp | Licensed since |
|---|---|---|---|
| J D Goss Construction Company Inc. | #495609 | On file | 1986 |
| Dave Pycz Construction Inc. | #603016 | On file | 1990 |
| Specialized & Laing Construction Inc. | #834770 | Exempt or none on file | 2004 |
| Garza Construction Inc. | #937186 | On file | 2009 |
| Kardashian Concrete | #952709 | On file | 2010 |
| Good Ol' Boys Inc. | #1065168 | On file | 2020 |
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, 7 of them registered in Glendora. CSLB also publishes a real original issue date, which Washington's registry does not, so tenure is measurable here: the median Glendora license has been held 16 years, and the longest-standing one dates to 1986. 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: 6 of Glendora's 7 licenses (85.7%) 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 Glendora: common questions
How many licensed concrete contractors are there in Glendora?
7 active C-8 concrete licenses are registered in Glendora, out of 778 across Los Angeles County. 7 Glendora-registered companies passed our license verification, and all 7 are listed on this page. 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. 7 active C-8 concrete licenses are registered in Glendora and 778 across Los Angeles County, the longest-standing issued in 1986. 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 6 of Glendora's 7 currently carry. 63 Los Angeles County licenses expire within 90 days.