Licensed Plumbing (C-36) contractors in California

The California Contractors State License Board (CSLB) lists 12,055 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 8, 2026.

Showing 5,221–5,280 of 12,055 contractors

Ja Plumbing INC
San Francisco, CA · CSLB #845259 · as of October 8, 2026
Active · clear
J & A Plumbing L L C
Imperial, CA · CSLB #929595 · as of October 8, 2026
Active · clear
Ja Plumbing & Rooter INC
Santa Ana, CA · CSLB #1003730 · as of October 8, 2026
Active · clear
J & A Plumbing Solutions
Indio, CA · CSLB #1144558 · as of October 8, 2026
Active · clear
Ken Jara Plumbing
Oakland, CA · CSLB #615607 · as of October 8, 2026
Active · clear
Jared & Son's Plumbing
Rosamond, CA · CSLB #1128590 · as of October 8, 2026
Active · clear
Jarrett Mechanical INC
Rocklin, CA · CSLB #1043121 · as of October 8, 2026
Active · clear
Jarry's Plumbing
Huntington Beach, CA · CSLB #933694 · as of October 8, 2026
Active · clear
Jarsco Plumbing INC
Santa Cruz, CA · CSLB #1095660 · as of October 8, 2026
Active · clear
Jason Camp Plumbing
Los Angeles, CA · CSLB #1133686 · as of October 8, 2026
Active · clear
Jason Manning Plumbing
Palmdale, CA · CSLB #959951 · as of October 8, 2026
Active · clear
Jason's Plumbing INC
La Quinta, CA · CSLB #1131035 · as of October 8, 2026
Active · clear
Curtis Jasper
San Andreas, CA · CSLB #901174 · as of October 8, 2026
Active · clear
Jasso Plumbing INC
Oakland, CA · CSLB #1114986 · as of October 8, 2026
Active · clear
Javier Valadez
San Lorenzo, CA · CSLB #1151632 · as of October 8, 2026
Active · clear
Jay Behnke Enterprises
San Diego, CA · CSLB #761847 · as of October 8, 2026
Active · clear
Jay Green Plumbing
Fresno, CA · CSLB #1005836 · as of October 8, 2026
Active · clear
Jay's Plumbing
Diamond Bar, CA · CSLB #622850 · as of October 8, 2026
Active · clear
Jay's Plumbing
San Rafael, CA · CSLB #1134626 · as of October 8, 2026
Active · clear
Jay's Plumbing & Drain
Encinitas, CA · CSLB #1096588 · as of October 8, 2026
Active · clear
Jaz Plumbing INC
Corona, CA · CSLB #1086533 · as of October 8, 2026
Active · clear
Jb#1 Plumbing
Los Angeles, CA · CSLB #1102589 · as of October 8, 2026
Active · clear
J Barron Plumbing
Acton, CA · CSLB #1144565 · as of October 8, 2026
Active · clear
J Beltran Plumbing INC
Concord, CA · CSLB #1144457 · as of October 8, 2026
Active · clear
JB Heating And Air Conditioning INC
Soledad, CA · CSLB #1044201 · as of October 8, 2026
Active · clear
JBK Mechanical INC
San Anselmo, CA · CSLB #448914 · as of October 8, 2026
Active · clear
J B Mechanical
Cotati, CA · CSLB #927188 · as of October 8, 2026
Active · clear
J B Plumbing
Olivehurst, CA · CSLB #1023325 · as of October 8, 2026
Active · clear
J B Plumbing
Newhall, CA · CSLB #725892 · as of October 8, 2026
Active · clear
JB Plumbing
Van Nuys, CA · CSLB #1109267 · as of October 8, 2026
Active · clear
JB Plumbing And Rooter INC
Hacienda Heights, CA · CSLB #894504 · as of October 8, 2026
Active · clear
J B Plumbing CO
Fallbrook, CA · CSLB #780376 · as of October 8, 2026
Active · clear
J & B Plumbing & Drain INC
Escondido, CA · CSLB #783634 · as of October 8, 2026
Active · clear
J B Plumbing & Heating
Mission Hills, CA · CSLB #1050824 · as of October 8, 2026
Active · clear
J B Plumbing INC
Hermosa Beach, CA · CSLB #807372 · as of October 8, 2026
Active · clear
J B Plumbing Services
Napa, CA · CSLB #986049 · as of October 8, 2026
Active · clear
JB Pro Plumbing CO
Los Angeles, CA · CSLB #1108917 · as of October 8, 2026
Active · clear
JB Quality Plumbing INC
Stockton, CA · CSLB #1072423 · as of October 8, 2026
Active · clear
J B Rooter And Plumbing INC
San Jose, CA · CSLB #1087742 · as of October 8, 2026
Active · clear
J Carl Rooter
La Mesa, CA · CSLB #1030500 · as of October 8, 2026
Active · clear
J Carrillo's Plumbing
Van Nuys, CA · CSLB #1102503 · as of October 8, 2026
Active · clear
JCD Plumbing INC
National City, CA · CSLB #1058263 · as of October 8, 2026
Active · clear
Jce Plumbing INC
Antioch, CA · CSLB #1094073 · as of October 8, 2026
Active · clear
J Chase Plumbing & Drain
National City, CA · CSLB #934730 · as of October 8, 2026
Active · clear
J C H Plumbing LLC
Buellton, CA · CSLB #1023864 · as of October 8, 2026
Active · clear
JCM Plumbing
Long Beach, CA · CSLB #1161785 · as of October 8, 2026
Active · clear
JCM Plumbing
Compton, CA · CSLB #1117556 · as of October 8, 2026
Active · clear
J C Plumbing
Pinole, CA · CSLB #855534 · as of October 8, 2026
Active · clear
JC Plumbing
Escondido, CA · CSLB #1070419 · as of October 8, 2026
Active · clear
J C Plumbing
Torrance, CA · CSLB #884807 · as of October 8, 2026
Active · clear
J C Plumbing
Roseville, CA · CSLB #664226 · as of October 8, 2026
Active · clear
J C Plumbing
Downey, CA · CSLB #907706 · as of October 8, 2026
Active · clear
JC Plumbing
Oceanside, CA · CSLB #1067606 · as of October 8, 2026
Active · clear
Jose Carrasco Plumbing DBA JC Plumbing
Pinole, CA · CSLB #1075850 · as of October 8, 2026
Active · clear
J C Plumbing Company
San Francisco, CA · CSLB #861051 · as of October 8, 2026
Active · clear
JC Plumbing Contractors INC
Whittier, CA · CSLB #1135798 · as of October 8, 2026
Active · clear
J C Plumbing INC
Orange, CA · CSLB #832885 · as of October 8, 2026
Active · clear
J C Plumbing LLC
Murrieta, CA · CSLB #830343 · as of October 8, 2026
Active · clear
JC Plumbing & Rooter
Los Angeles, CA · CSLB #1081701 · as of October 8, 2026
Active · clear
JC Plumbing & Rooter
Hayward, CA · CSLB #1099380 · as of October 8, 2026
Active · clear

Data sourced from the California Contractors State License Board (CSLB), current as of October 8, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.