Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,111 California contractors classified C-36 (Plumbing (C-36)). Each entry below links to a full dossier with license status, insurance, bond, and enforcement — as of October 18, 2026.

Showing 11,941–12,000 of 12,111 contractors

Maddox Plumbing LLC
Maywood, CA · CSLB #1107700 · as of October 18, 2026
Suspended · bond
Premier Flow Plumbing LLC
Pasadena, CA · CSLB #1148179 · as of October 18, 2026
Suspended · bond
Reboot Plumbing LLC
Lakeside, CA · CSLB #1140521 · as of October 18, 2026
Suspended · bond
Retroflow Plumbing LLC
Dana Point, CA · CSLB #1141760 · as of October 18, 2026
Suspended · bond
Water Heater Sos
Canyon Lake, CA · CSLB #1140776 · as of October 18, 2026
Suspended · bond
Best In The West Plumbing
Inglewood, CA · CSLB #1103893 · as of October 18, 2026
Suspended
Combat Plumbing
El Cajon, CA · CSLB #1064026 · as of October 18, 2026
Suspended
D'expert Plumber
South San Francisco, CA · CSLB #971009 · as of October 18, 2026
Suspended
Down The Drain Plumbing
Imperial Beach, CA · CSLB #1019762 · as of October 18, 2026
Suspended
Elite Valley Plumbing
Modesto, CA · CSLB #1105942 · as of October 18, 2026
Suspended
Expert Plumbing Services INC
Corona, CA · CSLB #1025674 · as of October 18, 2026
Suspended
Flow Elite Plumbing & Hydronic Heating
Petaluma, CA · CSLB #1117288 · as of October 18, 2026
Suspended
FV Plumbing & Rooter INC
Anaheim, CA · CSLB #1135170 · as of October 18, 2026
Suspended
JB & J Plumbing INC
Sylmar, CA · CSLB #1112255 · as of October 18, 2026
Suspended
J M Plumbing
Fresno, CA · CSLB #914146 · as of October 18, 2026
Suspended
Larsen Plumbing
Foresthill, CA · CSLB #1078340 · as of October 18, 2026
Suspended
O-new Plumbing
La Puente, CA · CSLB #1108794 · as of October 18, 2026
Suspended
Perfection Plumbing
Oxnard, CA · CSLB #980869 · as of October 18, 2026
Suspended
P-line Plumbing
Manteca, CA · CSLB #1099602 · as of October 18, 2026
Suspended
Story Plumbing INC
Sylmar, CA · CSLB #1134374 · as of October 18, 2026
Suspended
WD Plumbing INC Services
Lawndale, CA · CSLB #1098367 · as of October 18, 2026
Suspended
Osp Commercial INC
Lake Forest, CA · CSLB #1125661 · as of October 18, 2026
Suspended · judgment
360 Plumbing & Rooter INC
Los Angeles, CA · CSLB #1102625 · as of October 18, 2026
Suspended · judgment
Alan's Plumbing Service INC
Bellflower, CA · CSLB #1081241 · as of October 18, 2026
Suspended · judgment
A M T Plumbing
Windsor, CA · CSLB #1013483 · as of October 18, 2026
Suspended · judgment
Clearwater Plumbing Solutions
Forestville, CA · CSLB #1056089 · as of October 18, 2026
Suspended · judgment
Coastline Plumbing
Millbrae, CA · CSLB #898111 · as of October 18, 2026
Suspended · judgment
Ferro Plumbing
San Jose, CA · CSLB #865539 · as of October 18, 2026
Suspended · judgment
Gus Plumbing INC
Lancaster, CA · CSLB #958972 · as of October 18, 2026
Suspended · judgment
J&L Plumbing Services
Orange, CA · CSLB #1081657 · as of October 18, 2026
Suspended · judgment
K & T Plumbing
Santa Clarita, CA · CSLB #879172 · as of October 18, 2026
Suspended · judgment
Plumbing 101
Rohnert Park, CA · CSLB #1080845 · as of October 18, 2026
Suspended · judgment
Responsive Plumbing
Cypress, CA · CSLB #976867 · as of October 18, 2026
Suspended · judgment
A Pine Plumbing CO
Covina, CA · CSLB #1093260 · as of October 18, 2026
Suspended
Aqualogic Plumbing LLC
San Jose, CA · CSLB #1061193 · as of October 18, 2026
Suspended
Andersen Commercial Plumbing LLC DBA Asap Drain Guys & Plumbing
Covina, CA · CSLB #1081682 · as of October 18, 2026
Suspended
August Plumbing LLC
Fair Oaks, CA · CSLB #1097608 · as of October 18, 2026
Suspended
California Sewer Inspections LLC
Pittsburg, CA · CSLB #1098944 · as of October 18, 2026
Suspended
Demarco Plumbing & Drain
Covina, CA · CSLB #1147250 · as of October 18, 2026
Suspended
Ejd Plumbing LLC
Atascadero, CA · CSLB #830136 · as of October 18, 2026
Suspended
Goodfor Plumbing LLC
Carlsbad, CA · CSLB #1159328 · as of October 18, 2026
Suspended
GT Rooter & Hydrojet
Covina, CA · CSLB #1145315 · as of October 18, 2026
Suspended
Helping Force LLC
Torrance, CA · CSLB #1080862 · as of October 18, 2026
Suspended
Kaizen Solutions LLC
San Clemente, CA · CSLB #1147810 · as of October 18, 2026
Suspended
Lorette Plumbing & Drains LLC
Corona Del Mar, CA · CSLB #1110974 · as of October 18, 2026
Suspended
Lucas Sewer Services LLC
Antioch, CA · CSLB #1146397 · as of October 18, 2026
Suspended
MB Proservices LLC
Rio Vista, CA · CSLB #1128305 · as of October 18, 2026
Suspended
MR Goodwater LLC
Cathedral City, CA · CSLB #1082562 · as of October 18, 2026
Suspended
Platinum Plumbing Solutions
Antelope, CA · CSLB #1145559 · as of October 18, 2026
Suspended
Puragain Water Plumbing
Escondido, CA · CSLB #1108910 · as of October 18, 2026
Suspended
Riviera Plumbing LLC
Santa Barbara, CA · CSLB #962687 · as of October 18, 2026
Suspended
Superior Plumbing
Covina, CA · CSLB #1066271 · as of October 18, 2026
Suspended
Titanium Plumbing LLC
Gonzales, CA · CSLB #1145459 · as of October 18, 2026
Suspended
Valley Of The Moon Plumbing LLC
Sonoma, CA · CSLB #1004026 · as of October 18, 2026
Suspended
Tonys Plumbing Company
Santa Clara, CA · CSLB #682234 · as of October 18, 2026
Suspended
Hernandez Plumbing
San Francisco, CA · CSLB #711372 · as of October 18, 2026
Suspended
J A Plumbing & Drains INC
Cerritos, CA · CSLB #1024476 · as of October 18, 2026
Suspended
Lateral Cleaning Specialists Plumbing
Sacramento, CA · CSLB #1042495 · as of October 18, 2026
Suspended
Lavish Plumbing
Oakley, CA · CSLB #872883 · as of October 18, 2026
Suspended
Valley View Plumbing
Modesto, CA · CSLB #865171 · as of October 18, 2026
Suspended

Data sourced from the California Contractors State License Board (CSLB), current as of October 18, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.