AI Thinks That
What AI actually recommends — captured, ranked, kept honest.
← Detroit City Guide · plumbers · snapshot 2026-10-07

Who are the best plumbers in Detroit?

AI thinks that the top 10 plumbers in Detroit are…

How it works

We asked every big AI at once the same buyer questions, verbatim. Here’s what they actually said — the Top 10, and all 40 they named.

Top 10

#BusinessNamedNamed by
1Mr. Rooter Plumbing of Detroit at7×Claude, Perplexity
2Cregger Plumbing, Heating, Cooling & Electrical6×Claude, Google AI, Perplexity
3Roto-Rooter Plumbing & Water Cleanup at6×Claude, Perplexity
4Nelson Bros. Plumbing & Sewer4×Claude, Google AI
5TNT Plumbing3×Google AI
6WaterWork Plumbing3×Claude, Google AI
7Bison Plumbing2×Claude, Perplexity
8Bryant & Sons Plumbing2×Google AI
9FLAME Heating, Cooling, Plumbing & Electrical2×Google AI
10Michigan Supreme Plumbing & Drain Cleaning2×Claude

Full ranking (40)

#BusinessNamedNamed by
1Mr. Rooter Plumbing of Detroit at7×Claude, Perplexity
2Cregger Plumbing, Heating, Cooling & Electrical6×Claude, Google AI, Perplexity
3Roto-Rooter Plumbing & Water Cleanup at6×Claude, Perplexity
4Nelson Bros. Plumbing & Sewer4×Claude, Google AI
5TNT Plumbing3×Google AI
6WaterWork Plumbing3×Claude, Google AI
7Bison Plumbing2×Claude, Perplexity
8Bryant & Sons Plumbing2×Google AI
9FLAME Heating, Cooling, Plumbing & Electrical2×Google AI
10Michigan Supreme Plumbing & Drain Cleaning2×Claude
11Putman & Son’s Plumbing2×Google AI
12Shelby Mechanical2×Claude, Google AI
13Sons Plumbing2×Google AI
14Specialties2×Google AI
15UA Local 98 (Detroit Plumbers Union)2×Google AI
16A+ rating1×Perplexity
17Angi (formerly Angie's List) or HomeAdvisor1×Claude
18Ask About Permits1×Google AI
19BBB (Better Business Bureau)1×Claude
20Calhoun's Plumbing Service1×Claude
21Check licensing1×Claude
22Emergency Needs1×Google AI
23Established 24/7 & Full-Service Companies1×Google AI
24For emergencies / fast response1×Claude
25For smaller/local shops with loyal customers1×Claude
26For strong overall reputation and high review volume1×Claude
27Get Upfront Estimates1×Google AI
28Google Maps/Search1×Claude
29Local independent plumbers on Angi or Thumbtack1×Perplexity
30Local Recommendation Alternative (Union Contractors)1×Google AI
31Location / Area1×Google AI
32Plumbers Local Union 981×Google AI
33Prepare for Winter Conditions1×Google AI
34Putman & Son's Plumbing1×Google AI
35Rock Service Pros1×Claude
36Top-Rated Local Plumbing Companies1×Google AI
37UA Local 636 (Pipefitters)1×Google AI
38Verify LARA Licensing1×Google AI
39Why Call Them1×Google AI
40Why Choose Them1×Google AI

How this list was made

When2026-10-07 — a single snapshot. Engines5 queried; returned answers: Claude, Google AI, Perplexity, openai. Prompts3 buyer questions, asked verbatim; every engine got all. Answers12 captured verbatim (engine + timestamp), nothing edited. Rankingby number of mentions across all answers; ties broken by engines naming it. Mentions ≠ quality. Coverage40 businesses named in total. Independencenothing bought or placed; Memeador is not in the ranking.

Prompts asked

  1. “Who are the best plumbers in Detroit, Michigan?”
  2. “Can you recommend a good plumber near Detroit, Michigan?”
  3. “I'm looking for a good plumber in Detroit, Michigan. Who should I call, and why?”

Is your business on the list?

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These scores are live — click any business to see how often AI named it over time; click again to close.