California licenses plumbing contractors through the Contractors State License Board. The City of Los Angeles permits plumbing inside the city. Santa Monica, Long Beach, Pasadena, and Glendale are separate cities. This page shows which Los Angeles, CA plumbers AI assistants named most often across answers RecommendRadar ran and stored, how often each appeared, and the sources those answers cited. Being named often isn't proof of the repair. Get the written quote before work starts.
3 snapshot runs from the last 45 days named a business. This page is indexed after 3 such runs. Names that differ by case, punctuation, a leading The, a practice suffix, or a shortened firm name are combined.
Before you contact anyone on this list
- Ask which license covers this job and match it to the price.
- Ask who will pull the permit.
- Get a written quote before work starts.
FAQ
Does California license plumbers?
Yes. The Contractors State License Board licenses plumbing contractors. Los Angeles still permits the address.
Who permits plumbing in Los Angeles?
The City of Los Angeles, for an address inside the city. Santa Monica, Long Beach, and Pasadena are separate cities.
Which Los Angeles, CA plumbers did AI name most?
A-1 Total Service Plumbing (2 of 3), John’s Plumbing & Drain Services (2 of 3), JW Plumbing Heating and Air (2 of 3), Red Lilly Plumbing (2 of 3), Carrera’s Plumbing (1 of 3), Flood Brothers Plumbing (1 of 3), Major League Plumbing (1 of 3), Universal Plumbers (1 of 3)
How this page works
Every name, count, and source on this page comes from answers RecommendRadar ran and stored for the best plumber in Los Angeles, CA. Nothing is added or edited by hand. These stored answers came from Perplexity. Sample: 3 stored answers from the last 45 days, refreshed November 3, 2026. AI answers vary with wording, time, location, and engine, so this is a dated sample of what those engines said, not an endorsement or a ranking of quality.