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Licensed plumbers in South San Francisco

50 contractors with a South San Francisco 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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A Featured spot on this plumbing page for South San Francisco 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 50 licensed plumbers

Order: A–Z by business name (neutral, stated). Showing 1–50.
ACCUTITE
C-36 · also A, B, D-40, HAZ · Lic. #762034 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ADL PLUMBING
C-36 · Lic. #988585 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
ADVANTAGE PLUMBING SF INC
C-36 · Lic. #1066857 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ASAP PLUMBING PRO
C-36 · Lic. #1113916 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
ASAP PLUMBING PROS LLC
C-36 · Lic. #1133310 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BAY CITIES DEVELOPMENT
C-36 · also A, ASB, B, C-10… · Lic. #638618 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BRADY AIR CONDITIONING INC
C-36 · also C-4, C-16, C-20, C-43 · Lic. #585882 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BRADY AIR SERVICE INC
C-36 · also C-4, C-16, C-20, C-43 · Lic. #1051173 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BULLITT ROOTER LLC
C-36 · Lic. #1050627 · South San Francisco 94083
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
BURI BURI PLUMBING INC
C-36 · Lic. #1018338 · South San Francisco 94083
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CHEN'S CONSTRUCTION AND MECHANICAL INC
C-36 · also A, B, C-10, C-16… · Lic. #814802 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CHOSEN ROOTER & PLUMBING INC
C-36 · Lic. #1054611 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
CRYSTAL SPRINGS PLUMBING LLC
C-36 · Lic. #1128212 · South San Francisco 94083
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DCS PLUMBING LLC
C-36 · also B · Lic. #962105 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
DPW INC
C-36 · also C-4 · Lic. #684939 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DRAINDASH PLUMBING & ROOTER INC
C-36 · Lic. #1161607 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
DRAINTEK PLUMBING INC
C-36 · Lic. #1124286 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
EDDY'S PLUMBING CO INC
C-36 · Lic. #919899 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
EXPERT ROOTER & PLUMBING INC
C-36 · Lic. #769967 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
FINBARR O'DONOGHUE
C-36 · also B · Lic. #505353 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
FIRM CONSTRUCTION COMPANY
C-36 · also B, C-7, C-10 · Lic. #652070 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GATEWAY PLUMBING
C-36 · Lic. #846292 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
GOMEZ PLUMBING
C-36 · Lic. #1095298 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
HARGENS INC
C-36 · also B, C-20, C-33, C-43 · Lic. #592325 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
IN & OUT PLUMBING AND CONSTRUCTION INC
C-36 · also A, B · Lic. #878184 · South San Francisco 94080
Workers' comp policy on file
Active — CSLB flag: renewal received
JOE SF PLUMBING INC
C-36 · Lic. #1130706 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
MIGHTY MONKEY PLUMBING
C-36 · Lic. #1139383 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
MR UNGER
C-36 · also B · Lic. #982722 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
NAIM B TOTAH
C-36 · also B, C-6, C-10 · Lic. #801676 · South San Francisco 94083
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
O'CONNOR PLUMBING & FIRE PROTECTION INC
C-36 · also C-16 · Lic. #498866 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PERFORMANCE PLUMBING
C-36 · Lic. #841080 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
PLUMBER 33 INC
C-36 · Lic. #1152292 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
PREVENTIVE PLUMBING
C-36 · Lic. #1114728 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
R M I MECHANICAL CONTRACTORS INC
C-36 · also B, C-4, C-20 · Lic. #831408 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
ROOTER PLUS PLUMBING
C-36 · Lic. #1157310 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
ROYAL PLUMBING SERVICE
C-36 · Lic. #609288 · South San Francisco 94083
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
S F PLUMBING AND ROOTER
C-36 · Lic. #1087540 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SIERRA BUILDERS & DESIGN INC
C-36 · also B, C-10 · Lic. #1136963 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SMART PLUMBING & DRAIN INC
C-36 · Lic. #829941 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SMELLY MEL'S PLUMBING INC
C-36 · also A, B, C-16 · Lic. #786183 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SOVEREIGNTY PLUMBING
C-36 · Lic. #915499 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SPLASHFIX PLUMBING
C-36 · Lic. #1085046 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
STEVEN HARRIS GLORIT PLUMBING CONTRACTOR
C-36 · Lic. #430548 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
STEVEN N CAI
C-36 · also B · Lic. #911896 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
SUGAR BEAR PLUMBING INC
C-36 · also A, C-10, C-20 · Lic. #946657 · South San Francisco 94080
Workers' comp policy on file
Active — CSLB flag: "O/L Entity Pending"
SUMMERS PLUMBING
C-36 · Lic. #738391 · South San Francisco 94080
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
SYSTEMS PLUMBING & GENERAL CONTRACTOR
C-36 · also B · Lic. #640317 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
TRENT TWISSELMAN PLUMBING
C-36 · Lic. #1157731 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
WATER HEATER SOLUTIONS LLC
C-36 · Lic. #1148713 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026
WM MINUCCIANI PLUMBING
C-36 · Lic. #693073 · South San Francisco 94080
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026