HVAC and plumbing in Plano, TX: who shows up online
We looked at the top 20 HVAC and plumbing companies Google shows for Plano. 95% have a website, and 81% of those sites tell search engines what kind of business they are.
The top 20 hvac and plumbing on Google, measured
- 95%have a website
- 81%of sites use LocalBusiness markup
- 56%of sites publish llms.txt
- 75%of sites run Google Analytics or Tag Manager
- 4.8★average Google rating
- 665median Google reviews
20 businesses from the Google results for “HVAC and plumbing company in Plano, TX”. 19 list a website; we checked the homepage of the 16 that loaded.
Who ChatGPT recommends
“Who is the best HVAC or plumbing company in Plano, TX?”
- Samm's Heating & Air Conditioning
- Total Air & Plumbing
- Legacy Plumbing
- DNA Plumbing Heating and Air
- Plano Plumbing & Leak Detection
5 of the 20 businesses in the Google results were named.
The review leaders
| Business | Rating | Reviews | Named by ChatGPT |
|---|---|---|---|
| Milestone Electric, A/C, & Plumbing | 4.9 | 19664 | No |
| Milestone Electric, A/C, & Plumbing | 4.9 | 6358 | No |
| Rescue Air and Plumbing | 4.8 | 4112 | No |
| Astar Air Conditioning, Plumbing & Electric | 4.8 | 2965 | No |
| Bacon Plumbing Heating Air Electric | 4.9 | 2682 | No |
What this means for your shop
Only 56% of the sites we checked publish an llms.txt file for AI assistants.
The median shop in this list has 665 Google reviews.
ChatGPT named 5 of these 20 businesses when asked for a recommendation.
HVAC and plumbing in Plano: questions
What do most HVAC and plumbing companies in Plano miss online?
Structured data and AI files. 81% of sites have LocalBusiness markup and 56% have llms.txt.
How many reviews do the leading HVAC and plumbing companies in Plano have?
The median in this list is 665 reviews, with an average rating of 4.8.
How do I find out where my own business stands?
Request the free 42-point check. It checks 42 points, including what ChatGPT and Claude answer about your city.
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 Plano, TX” on November 6, 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.