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Licensed concrete contractors in Pittsburg
14 contractors with a Pittsburg mailing address hold an active (CLEAR) CSLB C-8 Concrete license in CSLB's license file dated Oct 20, 2026. 14 of them show a workers' comp policy on file. Get quotes from up to 3 of them →
Concrete work calls for a C-8 Concrete license. CSLB requires C-8 licensees to carry workers' compensation even if they have no employees.
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Ad space · openAdvertise here
A Featured spot on this concrete page for Pittsburg is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 14 licensed concrete contractors
Order: A–Z by business name (neutral, stated). Showing 1–14. ALCON CONCRETE INC
C-8 · Lic. #1118852 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ARIAS CONCRETE CONTRACTOR
C-8 · Lic. #1075559 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
D X J CONCRETE AND LANDSCAPE
C-8 · also C-27 · Lic. #1050211 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DE LIRA CONCRETE CORPORATION
C-8 · Lic. #1144130 · Pittsburg 94565
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
ISLANDER CONCRETE
C-8 · Lic. #989994 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KOOL CONCRETE
C-8 · Lic. #893251 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LG CONCRETE INC
C-8 · Lic. #1057635 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MEDINA CONCRETE GROUP INC
C-8 · Lic. #1141182 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MT DIABLO FLOORING SYSTEMS INC
C-8 · also B, C-15, C-39 · Lic. #526336 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
OAKMOUNT CONCRETE
C-8 · also A, C-27 · Lic. #991529 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
R & R LANDSCAPING INC
C-8 · also C-27 · Lic. #1075256 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
R G M BUILDERS INC
C-8 · also B, D-49 · Lic. #1010334 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
R M J CONCRETE
C-8 · Lic. #977815 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
VILLA'S CONCRETE LLC
C-8 · Lic. #1084789 · Pittsburg 94565
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026