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 3,121–3,180 of 12,055 contractors

Dove Plumbing And Rooter Service
La Quinta, CA · CSLB #999695 · as of October 8, 2026
Active · clear
Mark Dowis Plumbing
Camarillo, CA · CSLB #660276 · as of October 8, 2026
Active · open complaint
Downs Plumbing INC
Menifee, CA · CSLB #1056656 · as of October 8, 2026
Active · clear
Downstream Plumbing And Drains
San Diego, CA · CSLB #1133153 · as of October 8, 2026
Active · clear
Down The Drain Plumbing INC
Rialto, CA · CSLB #1061335 · as of October 8, 2026
Active · clear
Down The Drain Plumbing & Rooter
San Leandro, CA · CSLB #1072905 · as of October 8, 2026
Active · clear
Down The Line Plumbing INC
Hollister, CA · CSLB #1091577 · as of October 8, 2026
Active · clear
Down Under Drainage
Gardena, CA · CSLB #1044786 · as of October 8, 2026
Active · clear
Down Under Plumbing
Sausalito, CA · CSLB #748262 · as of October 8, 2026
Active · clear
Down Under Plumbing Services INC
Los Gatos, CA · CSLB #627666 · as of October 8, 2026
Active · clear
D & P Leak Detection INC
Riverside, CA · CSLB #1029862 · as of October 8, 2026
Active · clear
D Plumber INC
Stockton, CA · CSLB #955980 · as of October 8, 2026
Active · clear
The D Plumbing CO
Castaic, CA · CSLB #780703 · as of October 8, 2026
Active · clear
D Pool Plumbing CO
Fresno, CA · CSLB #1010599 · as of October 8, 2026
Active · clear
Bart Drescher DBA DP Pipe Works Plumbing
Napa, CA · CSLB #825205 · as of October 8, 2026
Active · clear
D P Plumbing
Sunnyvale, CA · CSLB #692467 · as of October 8, 2026
Active · clear
D P Plumbing
Antioch, CA · CSLB #1025210 · as of October 8, 2026
Active · clear
DP Plumbing
Paso Robles, CA · CSLB #1144578 · as of October 8, 2026
Active · clear
DP Plumbing & Sewer INC
Chino, CA · CSLB #1041768 · as of October 8, 2026
Active · clear
DPR Incorporated
Anaheim, CA · CSLB #1160943 · as of October 8, 2026
Active · clear
D Q Plumbing INC
Escondido, CA · CSLB #1048004 · as of October 8, 2026
Active · clear
Drain Aid
Los Angeles, CA · CSLB #924810 · as of October 8, 2026
Active · clear
Drain - Aid Plumbing
Crestline, CA · CSLB #792753 · as of October 8, 2026
Active · clear
Drain And Main Complete Plumbing Solutions
San Jose, CA · CSLB #1150943 · as of October 8, 2026
Active · clear
Drain Away Plumbing
Long Beach, CA · CSLB #967114 · as of October 8, 2026
Active · clear
Drain Bros Plumbing & Rooter INC
Norwalk, CA · CSLB #1113436 · as of October 8, 2026
Active · clear
Drain Brothers INC
San Fernando, CA · CSLB #1083746 · as of October 8, 2026
Active · clear
Drain Buster Rooter And Plumbing
South El Monte, CA · CSLB #961882 · as of October 8, 2026
Active · clear
Drain Busters Plumbing
San Francisco, CA · CSLB #828747 · as of October 8, 2026
Active · clear
Drain Care Plumbing
Sacramento, CA · CSLB #1138414 · as of October 8, 2026
Active · clear
Drain Care Pro Plumbing
Pasadena, CA · CSLB #988409 · as of October 8, 2026
Active · clear
Drain Charmer Plumbing & Rooter INC
Norwalk, CA · CSLB #1056248 · as of October 8, 2026
Active · clear
Drain Chief
Pacoima, CA · CSLB #851412 · as of October 8, 2026
Active · clear
Drain City Plumbing INC
Torrance, CA · CSLB #1002994 · as of October 8, 2026
Active · clear
Drain Cleaning Experts
Chula Vista, CA · CSLB #981068 · as of October 8, 2026
Active · clear
Drainco Plumbing INC
Whittier, CA · CSLB #1080672 · as of October 8, 2026
Active · clear
Draindash Plumbing & Rooter INC
South San Francisco, CA · CSLB #1161607 · as of October 8, 2026
Active · clear
Drain Doctor
Elk Grove, CA · CSLB #1132502 · as of October 8, 2026
Active · clear
Draindoctor INC
Portland, CA · CSLB #1113890 · as of October 8, 2026
Active · clear
Drain Doctors And Plumbers
Antioch, CA · CSLB #944651 · as of October 8, 2026
Active · clear
Drain Doctors INC
Lancaster, CA · CSLB #1112197 · as of October 8, 2026
Active · clear
Drain Doctor's Plumbing
San Luis Obispo, CA · CSLB #639471 · as of October 8, 2026
Active · clear
The Drain Dudes LLC
Bell Gardens, CA · CSLB #1120521 · as of October 8, 2026
Active · clear
Drain Edge Rooter
Rialto, CA · CSLB #1078977 · as of October 8, 2026
Active · clear
Drainex Sewer & Plumbing INC
Winnetka, CA · CSLB #1145307 · as of October 8, 2026
Active · clear
Drain Fast INC
Whittier, CA · CSLB #1028910 · as of October 8, 2026
Active · clear
Drain First INC
Chino, CA · CSLB #1031534 · as of October 8, 2026
Active · clear
Drain Flow Expert And Plumbing Services INC
Valley Village, CA · CSLB #1109570 · as of October 8, 2026
Active · clear
Drain Flow Solutions & Plumbing
Duarte, CA · CSLB #1089357 · as of October 8, 2026
Active · clear
Drain Force Plumbing
Harbor City, CA · CSLB #1022967 · as of October 8, 2026
Active · clear
Drain Go Plumbing
Sunnyvale, CA · CSLB #988301 · as of October 8, 2026
Active · clear
Drain Great Plumbing Services
Monrovia, CA · CSLB #1120920 · as of October 8, 2026
Active · clear
Drain Guardians INC
Fairfield, CA · CSLB #1149365 · as of October 8, 2026
Active · clear
Drain Guard Plumbing And Rooter
Granada Hills, CA · CSLB #1090064 · as of October 8, 2026
Active · clear
Drain Guru Plumbing Services INC
Visalia, CA · CSLB #1025926 · as of October 8, 2026
Active · clear
Drainheads Plumbing / Hydro Jet INC
Los Angeles, CA · CSLB #909650 · as of October 8, 2026
Active · clear
Drainhelp.com
Chula Vista, CA · CSLB #945653 · as of October 8, 2026
Active · clear
Drain Hero Rooter And Plumbing
Hawthorne, CA · CSLB #988908 · as of October 8, 2026
Active · clear
Alberto Guerra DBA Drain It Plumbing
Bell, CA · CSLB #1026492 · as of October 8, 2026
Active · clear
Drain It Rooter
Los Angeles, CA · CSLB #1040074 · 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.