Skip to the content
foundbyname
Log inCheck yours

Cities checked so far/Plumbers in Los Angeles, California

Who ChatGPT, Claude, Gemini and Perplexity name when someone asks for a plumber in Los Angeles.

We typed 5 questions into 4 AI assistants between September 22, 2026 and September 25, 2026 and wrote down every business they named. 7 of the 141 Los Angeles plumbers we looked for were named at least once. The other 134 were not.

Get your reportSee a sample report

For agencies

Pitching a plumber in Los Angeles?

Give us the business name and we'll email you its report. On the agency plan, your client gets the same report with your agency's name on it.

Who gets named

79 businesses named across 20 answers, including the ones not on our list of 141. Each bar shows how many of those 20 answers named the business.

  1. 1Mike Diamond Servicesmikediamondservices.com7 of 20
  2. 2A-1 Total Service Plumbinga-1totalserviceplumbing.com6 of 20
  3. 3John's Plumbing & Drain Servicesnamed by ChatGPT, Claude and Gemini4 of 20
  4. 4Sal's Plumbingnamed by ChatGPT, Claude and Perplexity4 of 20
  5. 5Moe Plumbing Servicesmoeplumbing.com4 of 20
  6. 6THE Water Heater Companythewaterheatercompany.com3 of 20
  7. 7Tony's Plumbing, Incnamed by ChatGPT and Claude3 of 20
  8. 8Burris Brothers Plumbingnamed by ChatGPT and Claude3 of 20
  9. 9Mr. Speedy Plumbing-West Hollywoodmrspeedyplumbing.com3 of 20
  10. 10Roto-Rooter Los Angelesrotorooter.com2 of 20
Show the 15 others
  1. 11JW Plumbing, Heating and Airairtasker.com2 of 20
  2. 12Rooter Herorooterhero.com2 of 20
  3. 13SoCal Emergency Plumbingsocalemergencyplumbinglosangeles.com2 of 20
  4. 14Top Pronamed by ChatGPT and Perplexity2 of 20
  5. 15Boss Plumbingnamed by Gemini2 of 20
  6. 16Red Lilly Plumbingnamed by ChatGPT and Gemini2 of 20
  7. 17High Speed Rooter & Plumbingnamed by ChatGPT2 of 20
  8. 18Mitch Clemmons Plumbingnamed by Gemini2 of 20
  9. 19Pacific Plumbing Teampacificplumbingteam.com2 of 20
  10. 20Western Rooterwesternrooter.com2 of 20
  11. 21Ritz Plumbing & Heatingnamed by Gemini2 of 20
  12. 22Santa Monicanamed by ChatGPT and Gemini2 of 20
  13. 23GMC Plumbingnamed by Claude2 of 20
  14. 24Dyer Plumbing Services Incnamed by ChatGPT1 of 20
  15. 25Rick’s Plumbing & Water Heating Repairnamed by Perplexity1 of 20

134of the 141 plumbers we looked for came up in none of the answers.

Where they looked

The sites they cite.

The assistants cited 52 different sites. These came up most, with how many of the 20 answers each one appeared in.

  • Angi12 of 20
  • Thumbtack9 of 20
  • HomeAdvisor7 of 20
  • Yelp5 of 20
  • BBB4 of 20
  • Houzz3 of 20
  • Yellow Pages2 of 20
  • Nextdoor1 of 20

Question by question

The first three names each assistant gave.

“best plumber for water heater replacement in Los Angeles”

ChatGPT

  1. 1THE Water Heater Company
  2. 2Burris Brothers Plumbing & Heating
  3. 3Albano’s Plumbing & Drain

Claude

  1. 1Sal's Plumbing
  2. 2THE Water Heater Company
  3. 3Stephan's Plumbing

Gemini

  1. 1The Water Heater Company
  2. 2Water Heaters Only, Inc
  3. 3Moe Plumbing Services

Perplexity

  1. 1Rick’s Plumbing & Water Heating Repair
  2. 2Roto-Rooter Los Angeles
  3. 3Top Pro

“best plumber in Los Angeles, CA”

ChatGPT

  1. 1Dyer Plumbing Services Inc
  2. 2Go Pro Plumbing
  3. 3High Speed Rooter & Plumbing

Claude

  1. 1John's Plumbing & Drain Services
  2. 2Nautilus Plumbing
  3. 3Tony's Plumbing, Inc

Gemini

  1. 1Boss Plumbing
  2. 2Moe Plumbing Services
  3. 3Red Lilly Plumbing

Perplexity

  1. 1Mike Diamond Services
  2. 2Sal’s Plumbing

“emergency plumber in Los Angeles, CA”

ChatGPT

  1. 1Roto-Rooter Los Angeles
  2. 2Aquavo Plumbing
  3. 3Conover Plumbing & Mechanical

Claude

  1. 1Mike Diamond Services
  2. 2Rooter Hero
  3. 3Moe Plumbing Services

Gemini

  1. 1Shut Off the Water
  2. 2Local Leak
  3. 3Major Leak

Perplexity

  1. 1SoCal Emergency Plumbing
  2. 2Mike Diamond Plumbing
  3. 3Rooter Hero

“top rated plumber in Los Angeles”

ChatGPT

  1. 1Sal’s Plumbing
  2. 2Tony’s Plumbing, Inc
  3. 3John’s Plumbing & Drain Services

Claude

  1. 1Underground Plumbing and Rooter
  2. 2Art The Plumber
  3. 3Economy Rooter Service

Gemini

  1. 1John’s Plumbing & Drain Services
  2. 2Mr. Speedy Plumbing & Drain
  3. 3Mitch Clemmons Plumbing

Perplexity

  1. 1JW Plumbing, Heating and Air
  2. 2A-1 Total Service Plumbing
  3. 3Pacific Plumbing Team

“who is the most reliable plumber in Los Angeles, CA?”

ChatGPT

  1. 1Tony’s Plumbing, Inc

Claude

No business named.

Gemini

  1. 1John’s Plumbing & Drain Services
  2. 2Mike Diamond Plumbing
  3. 3Western Rooter & Plumbing

Perplexity

  1. 1A-1 Total Service Plumbing and JW Plumbing
  2. 2Heating and Air
  3. 3A-1 Total Service Plumbing

Recorded between September 22, 2026 and September 25, 2026. Answers change from one day to the next and from one phrasing to the next, which is why we date every scan and ask the same 5 questions again. Nothing on this page is edited: it is the scan log. How the scan works.

Get your reportSee a sample report

Agencies: we run this same check every week for your clients, under your agency's name. See the agency plan.