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Licensed plumbers in Foster City
14 contractors with a Foster City mailing address hold an active (CLEAR) CSLB C-36 Plumbing license in CSLB's license file dated Oct 20, 2026. Get quotes from up to 3 of them →
Plumbing work calls for a C-36 Plumbing license. A B general builder can do plumbing only as part of a larger job with other unrelated trades, unless they also hold a C-36.
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Ad space · openAdvertise here
A Featured spot on this plumbing page for Foster City 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 plumbers
Order: A–Z by business name (neutral, stated). Showing 1–14. DC PLUMBING SOLUTIONS LLC
C-36 · Lic. #1148346 · Foster City 94404
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
DINELLI PLUMBING INCORPORATED
C-36 · Lic. #801472 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EVERCLEAR PLUMBING & DRAIN LLC
C-36 · Lic. #1051494 · Foster City 94404
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
JRB PLUMBING
C-36 · Lic. #1163065 · Foster City 94404
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
LINE UP GROUP INC
C-36 · also B, C-10, C-16 · Lic. #1144936 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MAGNUM CONSTRUCTION GROUP INC
C-36 · also B, C-10, C-16 · Lic. #901895 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MCMAHON PLUMBING INC
C-36 · Lic. #865206 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
NESS PLUMBING AND BACKFLOW
C-36 · Lic. #883052 · Foster City 94404
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
PACIFIC BAY BUILDING GROUP INC
C-36 · also B, C-10, C-16 · Lic. #1149493 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
RELIABLE RENOVATIONS & REPAIRS CORPORATION
C-36 · also B · Lic. #1129266 · Foster City 94404
Workers' comp: exempt
Active — CSLB flag: cancellation pending
STAR PLUMBING & FIRE CONSTRUCTION CO
C-36 · also B, C-10, C-16 · Lic. #482561 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WATER HEATER SERVICE
C-36 · Lic. #1067841 · Foster City 94404
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
WATER HEATER SPECIALISTS
C-36 · Lic. #741904 · Foster City 94404
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ZACK'S PLUMBING
C-36 · Lic. #1040922 · Foster City 94404
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026