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Licensed swimming pool contractors in Ontario
16 contractors with a Ontario mailing address hold an active (CLEAR) CSLB C-53 Swimming Pool license in CSLB's license file dated Oct 20, 2026. Get quotes from up to 3 of them →
Building a swimming pool calls for a C-53 Swimming Pool license. For pool contracts, California caps the down payment at 2% of the price or $200, whichever is less.
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A Featured spot on this pools & spas page for Ontario 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 →
Ad space · openAdvertise here
A Featured spot on this pools & spas page for Ontario 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 16 licensed swimming pool contractors
Order: A–Z by business name (neutral, stated). Showing 1–16. BEAR PAW LANDSCAPE
C-53 · also C-27 · Lic. #1037030 · Ontario 91764
Workers' comp policy on file
Active — CSLB flag: workers' comp suspension pending
BLUE HAVEN POOLS
C-53 · also B · Lic. #816057 · Ontario 91761
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BLUE WHALE POOL & SPA REMODELING
C-53 · Lic. #1106320 · Ontario 91762
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
BLUELINE POOL CONSTRUCTION
C-53 · Lic. #1080691 · Ontario 91762
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
BRIGHT EYE POOL SERVICE
C-53 · also D-35 · Lic. #940135 · Ontario 91761
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
CLEARVIEW POOLS INC
C-53 · Lic. #1086141 · Ontario 91762
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
COMPLETE POOL SERVICES
C-53 · also D-6 · Lic. #952530 · Ontario 91761
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
DIVINE POOLS CO
C-53 · Lic. #1124656 · Ontario 91764
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EARTH & STRUCTURAL DEVELOPMENT LLC
C-53 · also B · Lic. #1159724 · Ontario 91761
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
EASTVALE LANDSCAPING INC DBA EASTVALE CONCRETE
C-53 · Lic. #1080040 · Ontario 91762
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
GOLDEN LEAF CONSTRUCTION INC
C-53 · also B · Lic. #876099 · Ontario 91761
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
JESSE MORALES & SONS
C-53 · also C-35 · Lic. #618714 · Ontario 91762
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
KLEAR SAND
C-53 · Lic. #1040426 · Ontario 91764
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PARADISE POOL SUPPLIES & REPAIRS
C-53 · also D-35 · Lic. #994024 · Ontario 91762
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PREMIER POOLS AND SPAS
C-53 · also C-27 · Lic. #430551 · Ontario 91761
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
TOM'S CONCRETE INC
C-53 · also C-8 · Lic. #996477 · Ontario 91762
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026