Licensed Plumbing (C-36) contractors in Signal Hill, CA

The California Contractors State License Board (CSLB) lists 14 Plumbing (C-36) contractors in Signal Hill, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

14 contractors

Ameri-leak Plumbing LLC
Signal Hill, CA · CSLB #933179 · as of October 7, 2026
Active · clear
Ariel's Plumbing INC
Signal Hill, CA · CSLB #873001 · as of October 7, 2026
Active · clear
Atlas Backflow INC
Signal Hill, CA · CSLB #1088210 · as of October 7, 2026
Active · clear
Keith Souter Plumbing INC DBA Cal Coast Plumbing
Signal Hill, CA · CSLB #493848 · as of October 7, 2026
Active · clear
Cover Your Brass LLC
Signal Hill, CA · CSLB #1109399 · as of October 7, 2026
Active · clear
Gdel Rooter & Plumbing INC
Signal Hill, CA · CSLB #1051310 · as of October 7, 2026
Active · clear
Adam Hill Plumbing
Signal Hill, CA · CSLB #956851 · as of October 7, 2026
Active · clear
Legacy Sewer Line & Drain Services
Signal Hill, CA · CSLB #952425 · as of October 7, 2026
Active · clear
Pete's Plumbing
Signal Hill, CA · CSLB #277178 · as of October 7, 2026
Active · clear
Raymak Plumbing
Signal Hill, CA · CSLB #1001176 · as of October 7, 2026
Active · clear
Shoreline Plumbers LLC
Signal Hill, CA · CSLB #1148697 · as of October 7, 2026
Active · clear
Super Sewer Plumbing LLC
Signal Hill, CA · CSLB #1155700 · as of October 7, 2026
Active · clear
Z Gen Plumbing
Signal Hill, CA · CSLB #1120199 · as of October 7, 2026
Suspended · bond
D L Plumbing
Signal Hill, CA · CSLB #1057225 · as of October 7, 2026
Suspended · workers' comp

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Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.