Which local businesses do AI assistants recommend?
More and more people ask ChatGPT-style assistants “who is the best plumber near me?”. The AI Recommendation Index measures, every week, which businesses Google Gemini (with Google Search) actually name in large US cities, with confidence intervals. Period: 2026-W43. Updated 2026-10-20.
Plumbers
New York, NY
Most named: Hub Plumbing & Mechanical (100%)
Los Angeles, CA
Most named: John’s Plumbing & Drain Services (83%)
Chicago, IL
Most named: Rescue Plumbing (100%)
Houston, TX
Most named: Santhoff Plumbing Company (100%)
Phoenix, AZ
Most named: The Aussie Plumber (100%)
Philadelphia, PA
Most named: Plumbing Pals (100%)
San Antonio, TX
Most named: Chambliss Plumbing Company (100%)
San Diego, CA
Most named: Black Mountain Plumbing (100%)
Dallas, TX
Most named: Baker Brothers Plumbing, Air & Electric (100%)
Austin, TX
Most named: Clarke Kent Plumbing (100%)
Dentists
New York, NY
Most named: 209 NYC Dental (100%)
Los Angeles, CA
Most named: Downtown Dental (67%)
Chicago, IL
Most named: Dental Professionals (83%)
Houston, TX
Most named: Dentiq Dentistry (67%)
Phoenix, AZ
Most named: North Central Family Dentistry (83%)
Philadelphia, PA
Most named: Penn Dental Medicine (83%)
San Antonio, TX
Most named: Thousand Oaks Dental (100%)
San Diego, CA
Most named: Mesa Dental (83%)
Dallas, TX
Most named: Dallas Dental Group (100%)
Austin, TX
Most named: Forest Family Dentistry (83%)
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