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For homeownersHire a Los Angeles contractor with confidence
Free, sourced tools and guides to verify a license, check an estimate, find rebates, and understand permits before you hire a plumber or HVAC contractor.
GUIDE
How to check a contractor's license
A five-minute check, what the bond and insurance mean, payment limits and red flags.
TOOLEstimate checker
Paste a quote and see what's missing. Runs in your browser.
GUIDELA rebates and permits (2026)
LADWP and SoCalGas rebates, the ended federal credit, and permit rules.
REPORTOctober 2026 license report
Active, new and lapsed plumbing and HVAC licenses in LA County.
DIRECTORYLA County plumbers
Search licensed plumbers by name, city or license number.
DIRECTORYLA County HVAC contractors
Search licensed HVAC contractors by name, city or license number.
These resources are informational and not legal advice. We do not rank or endorse contractors.