California › San Bernardino County › Concrete › Rialto
Licensed concrete contractors in Rialto
9 contractors with a Rialto mailing address hold an active (CLEAR) CSLB C-8 Concrete license in CSLB's license file dated Oct 20, 2026. 9 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 Rialto 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 9 licensed concrete contractors
Order: A–Z by business name (neutral, stated). Showing 1–9. COWBOY CONCRETE
C-8 · Lic. #1074620 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GIMA CONSTRUCTION
C-8 · also B · Lic. #757160 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GRAY ROCK CONCRETE
C-8 · Lic. #1101172 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
H P CONCRETE
C-8 · Lic. #974592 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
HIGH COUNTRY CONCRETE FIRST
C-8 · Lic. #1121736 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JCZ CONCRETE
C-8 · Lic. #1142749 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
LAJE CONCRETE & DEMOLITION CORP
C-8 · also C-21 · Lic. #1147594 · Rialto 92376
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
MORA'S CONCRETE SERVICES
C-8 · Lic. #1153767 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RIALTO CONSTRUCTION INC DBA L R JOHNSON CONSTRUCTION
C-8 · also A, C-21, HAZ · Lic. #326511 · Rialto 92376
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026