HVAC and plumbing in Nashville, TN: who shows up online
All 20 businesses in this Nashville sample have a website, and the average rating is 4.8. The median business has 1147 reviews, so reviews alone no longer set anyone apart. The gaps show up in site details and in AI answers.
The top 20 hvac and plumbing on Google, measured
- 100%have a website
- 71%of sites use LocalBusiness markup
- 50%of sites publish llms.txt
- 86%of sites run Google Analytics or Tag Manager
- 4.8★average Google rating
- 1147median Google reviews
20 businesses from the Google results for “HVAC and plumbing company in Nashville, TN”. 20 list a website; we checked the homepage of the 14 that loaded.
Who ChatGPT recommends
“Who is the best HVAC or plumbing company in Nashville, TN?”
- Hoffmann Brothers
- Hiller Plumbing, Heating, Cooling & Electrical
- Busy Bee Plumbing, Heating, & Air Conditioning
- Air Trust HVAC
- Morton Plumbing, Heating & Cooling
3 of the 20 businesses in the Google results were named. 2 recommendations were for businesses outside that list.
The review leaders
| Business | Rating | Reviews | Named by ChatGPT |
|---|---|---|---|
| Hiller Plumbing, Heating, Cooling & Electrical | 4.8 | 9897 | Yes |
| Pioneer Heating, Cooling, Electrical & Plumbing | 4.9 | 6542 | No |
| Service Experts Nashville | 4.8 | 5851 | No |
| Coolray Heating, Cooling, Plumbing & Electrical | 4.8 | 4035 | No |
| Hoffmann Brothers | 4.8 | 2595 | Yes |
What this means for your shop
Only 71% of the 14 audited sites use LocalBusiness schema, so adding it is a simple way to catch up with the stronger sites.
Half of audited sites, 50%, have an llms.txt file, and 0% block AI crawlers, so adding one costs you no access.
ChatGPT named 3 businesses from the sample and 2 from outside it, so check how you appear when you ask it the same question.
HVAC and plumbing in Nashville: questions
How do I get recommended by ChatGPT in Nashville?
We asked ChatGPT who the best HVAC or plumbing company in Nashville, TN is. It named Hoffmann Brothers and Hiller Plumbing, Heating, Cooling & Electrical, both with large review counts. We can't say what drove those picks.
How many reviews do the Nashville leaders have?
Hiller Plumbing, Heating, Cooling & Electrical leads with 9897 reviews. Pioneer Heating, Cooling, Electrical & Plumbing has 6542, Service Experts Nashville has 5851, Coolray has 4035, and Hoffmann Brothers has 2595.
What are most local sites missing?
Schema and llms.txt are the biggest gaps, at 71% and 50% of audited sites. Analytics and tap-to-call phone links sit at 86%, so a few sites still lack them.
Where does your business stand?
This page shows the market. The free diagnostic shows you: 42 points on your site, your Google profile and what ChatGPT and Claude say about you, with the competitors beating you by name. Usually in under an hour.
Method: HopperCat pulled the top Google results for “HVAC and plumbing company in Nashville, TN” on October 19, 2026, checked each business homepage for HTTPS, mobile setup, LocalBusiness markup, llms.txt, AI-crawler rules and analytics, and asked ChatGPT the question above with web search on. Ratings and review counts are Google's at that date.