What LLMs cite
Who should Homeowners hire for Residential and commercial plumbing services in Modesto Ca?
From recent prompt runs · Regional · Updated September 11, 2026
GEOGrow tested this high-intent customer question across Gemini, Claude, and ChatGPT. Rankings below show which companies appeared most often in those responses — not who is independently the best.
Top brand
Herk's Plumbing
Leads across all key metrics
AI engines mentioning
2 of 3
Herk's Plumbing appears in 2 of 3 AI engines
#1 recommendations
1
Herk's Plumbing was the #1 recommendation once.
AI answer share
67%
Herk's Plumbing appears in 67% of answers in our tests
Top AI Answers
Which companies appear most often in AI responses?
Updated September 11, 2026
| # | Company | AI engines mentioning | #1 recommendations | AI answer share |
|---|---|---|---|---|
| 1 | Herk's Plumbing Claim your company | 2 of 3 | 1 | 67% |
| 2 | Tony's Plumbing, Heating & Air Claim | 1 of 3 | 1 | 33% |
| 3 | Tony's Plumbing Service Inc. Claim | 1 of 3 | 0 | 33% |
| 4 | Knights Plumbing & Drain Claim | 1 of 3 | 0 | 33% |
| 5 | Mainline Plumbing Inc. Claim | 1 of 3 | 0 | 33% |
| 6 | DeHart Plumbing, Heating & Air Claim | 1 of 3 | 0 | 33% |
| 7 | DeHart Plumbing, Heating & Air Inc. Claim | 1 of 3 | 0 | 33% |
| 8 | Noble Plumbing Claim | 3 of 3 | 0 | 100% |
What Each AI Recommended
Recent answer snapshots by engine.
ChatGPT
- 1. Herk's Plumbing
- 2. Tony's Plumbing Service Inc.
- 3. Mainline Plumbing Inc.
- 4. DeHart Plumbing, Heating & Air Inc.
- 5. Noble Plumbing
- 6. ClearPath Plumbing & Drain Cleaning Solutions
+4 more in this answer
Gemini
- 20. Noble Plumbing
Claude
- 1. Tony's Plumbing, Heating & Air
- 2. Herk's Plumbing
- 3. Knights Plumbing & Drain
- 4. DeHart Plumbing, Heating & Air
- 5. Valley City Plumbing
- 6. Noble Plumbing
+4 more in this answer
What LLMs cite
Sources cited in the most recent prompt runs for this question. The mix varies by engine.
- expertise.com 9 Best Modesto, CA Plumbers | Expertise.com
- yelp.com THE BEST 10 PLUMBING IN MODESTO, CA - UPDATED SEPTEMBER 2026 - YELP
- bestprosintown.com 25 Best Plumbers Near Modesto, CA - BestProsInTown
- motherflushers.com Top 5 Plumbing Companies in Modesto: Trusted Services
- threebestrated.com 3 Best Plumbers in Modesto, CA - Expert Recommendations
- 3dgreenplumbing.com Trusted Plumbing Services in Modesto & Central Valley | 3D Green Plumbing
- abpteam.com ABP All Bay Plumbing , Commercial, Industrial & Residential Plumbers | Modesto, CA
- angi.com MF Plumbing, Inc. Reviews – Modesto, CA | Angi
- yelp.com TOP 10 BEST Commercial Plumbing in Modesto, CA - Updated 2025 - Yelp
Related questions
See how this market performs for the questions customers are asking AI.
- Who are the best Plumbings serving Modesto Ca? Herk's Plumbing
- What are the most reputable Residential and commercial plumbing services companies in Modesto Ca? Herk’s Plumbing
Markets move fast once AI patterns set in.
Who's Winning in AI?
AI Leaderboard · Based on this buyer question
Herk's Plumbing currently leads this conversation. AI visibility leadership is valuable — but competitive markets shift fast.
Herk's Plumbing currently leads this conversation.
- #1 Herk's Plumbing 67%
- #2
- #3
- #4
- #5
- #6
- #7
- #8 Noble Plumbing 100%
Get ahead of the competition
Defend this answer before competitors close the gap.
Multiple businesses already appear in this answer set. Claim your company, improve your visibility, and compete for the recommendations students and institutions will actually see.
Leading in AI is an advantage — keeping it is the strategy.
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How We Measure AI Answer Share
AI Answer Tracker by GEOGrow measures how companies appear when high-intent customer questions are asked across supported AI platforms. Results are observational snapshots and can vary by model, location, personalization, source availability, and date.
AI Answer Share is weighted recommendation appearances divided by all possible recommendation opportunities. Rankings shown here represent the responses collected during the stated research period and are not endorsements by GEOGrow. Method: 3 independent AI observations.
- Question tested
- Who should Homeowners hire for Residential and commercial plumbing services in Modesto Ca?
- Market
- Regional
- AI engines
- Gemini, Claude, and ChatGPT
- Research date
- September 11, 2026