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

Who are the best roofers in San Francisco?

AI thinks that the top 10 roofers in San Francisco 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 62 they named.

Top 10

#BusinessNamedNamed by
1Tom Lee Roofing6×Claude, Google AI, Perplexity
2Mr. Roofing5×Claude, Google AI
3Excelsior Roofing4×Claude, Google AI
4Apollo Roofing Company3×Google AI
5Eco Smart Roofer3×Claude, Perplexity
6ELM Roofing Contractors3×Claude, Perplexity
7Lawson Roofing Company3×Google AI
8Above It All Roofing2×Perplexity
9Ace Roofing SF2×Claude, Perplexity
10Acker Roofing2×Claude

Full ranking (62)

#BusinessNamedNamed by
1Tom Lee Roofing6×Claude, Google AI, Perplexity
2Mr. Roofing5×Claude, Google AI
3Excelsior Roofing4×Claude, Google AI
4Apollo Roofing Company3×Google AI
5Eco Smart Roofer3×Claude, Perplexity
6ELM Roofing Contractors3×Claude, Perplexity
7Lawson Roofing Company3×Google AI
8Above It All Roofing2×Perplexity
9Ace Roofing SF2×Claude, Perplexity
10Acker Roofing2×Claude
11American Eagle Roofing & Sheet Metal2×Perplexity
12C-39 (Roofing Contractor)2×Google AI
13California Contractors State License Board (CSLB)2×Google AI
14Central Bay Roofing & Restoration2×Google AI
15Equinox Roofing2×Claude
16Flat & Low-Slope Expertise (Torch-down vs. Cold-Applied/TPO)2×Google AI
17Imperia Roofing2×Claude, Google AI
18Imperia Roofing & Exteriors / Roof Express2×Claude, Google AI
19Modified Bitumen2×Google AI
20Specialties2×Google AI
21Standard Roofing & Construction2×Perplexity
22Verify CSLB Licensing2×Google AI
23Why They Stand Out2×Google AI
24About1×Google AI
25Advantage Roofing1×Claude
26AHR Company1×Perplexity
27Ask about Workmanship Guarantees1×Google AI
28Ben's Roofing1×Claude
29Berkeley Roof Services1×Perplexity
30California C-39 roofing license1×Perplexity
31Central Roofing1×Claude
32Clarify Warranties1×Google AI
33Diamond Certified contractors1×Claude
34Established1×Google AI
35Experience with SF Roof Architecture1×Google AI
36Expertise.com picks1×Claude
37Gateway Roofing1×Claude
38General Liability1×Google AI
39Highly-ranked overall1×Claude
40Important San Francisco Roofing1×Google AI
41JK Pro Roofing1×Claude
42Key Factors when Roofing in San Francisco1×Google AI
43Manufacturer’s Warranty1×Google AI
44Marin County Roofing1×Perplexity
45Marina Bay Roofing1×Claude
46National option1×Claude
47NC Roofing Solution1×Claude
48Permits and Local Codes1×Google AI
49Permitting & CSLB Licensing1×Google AI
50Redwood Roofing1×Claude
51Reputation1×Google AI
52Roofers listed by the Better Business Bureau1×Perplexity
53Roofworx1×Claude
54Several contractors through Thumbtack1×Perplexity
55Spray Foam1×Google AI
56Sure Roofing1×Claude
57Top-Rated Roofing Contractors in San Francisco1×Google AI
58TPO/PVC single-ply1×Google AI
59Why call them1×Google AI
60Worker’s Compensation1×Google AI
61Workmanship Warranty1×Google AI
62Zero-Lot Line & Shared Wall Access1×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. Coverage62 businesses named in total. Independencenothing bought or placed; Memeador is not in the ranking.

Prompts asked

  1. “Who are the best roofers in San Francisco, California?”
  2. “Can you recommend a good roofer near San Francisco, California?”
  3. “I'm looking for a good roofer in San Francisco, California. Who should I call, and why?”

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