HVAC and plumbing in Indianapolis, IN: who shows up online
Indianapolis HVAC and plumbing companies look strong online. All 20 businesses measured are rated 4.5 or higher, and the average rating is 4.8. The median company has 2008 reviews, so only 1 has under 50.
The top 20 hvac and plumbing on Google, measured
- 95%have a website
- 92%of sites use LocalBusiness markup
- 0%of sites publish llms.txt
- 92%of sites run Google Analytics or Tag Manager
- 4.8★average Google rating
- 2008median Google reviews
20 businesses from the Google results for “HVAC and plumbing company in Indianapolis, IN”. 19 list a website; we checked the homepage of the 12 that loaded.
Who ChatGPT recommends
“Who is the best HVAC or plumbing company in Indianapolis, IN?”
- Howald Heating, Air Conditioning & Plumbing
- LCS Heating & Cooling
- Chapman Heating, Air Conditioning, Plumbing & Electrical
- Williams Comfort Air
3 of the 20 businesses in the Google results were named. 1 recommendation was for businesses outside that list.
The review leaders
| Business | Rating | Reviews | Named by ChatGPT |
|---|---|---|---|
| Peterman Brothers Heating Cooling Plumbing | 4.8 | 10955 | No |
| Chapman Heating, Air Conditioning, Plumbing and Electrical | 4.9 | 7371 | Yes |
| Hope Plumbing, Heating & Cooling | 4.8 | 7124 | No |
| Bassett Services: Heating, Cooling, Plumbing, & Electrical | 4.8 | 4421 | No |
| Peterman Brothers Heating Cooling Plumbing | 4.8 | 3237 | No |
What this means for your shop
All 12 audited sites use HTTPS and work on mobile, so those basics will not set you apart from the competition.
LocalBusiness schema, analytics and tap-to-call links each show up on 92% of audited sites, so check that yours has all three.
No audited site has an llms.txt file, and none block AI crawlers, so adding one would put you first among them.
HVAC and plumbing in Indianapolis: questions
How do I get recommended by ChatGPT in Indianapolis?
We asked ChatGPT who the best HVAC or plumbing company in Indianapolis is. It named Howald Heating, Air Conditioning & Plumbing, LCS Heating & Cooling, Chapman Heating, Air Conditioning, Plumbing & Electrical, and Williams Comfort Air.
How many reviews do the Indianapolis leaders have?
Peterman Brothers Heating Cooling Plumbing leads with 10955 reviews at 4.8. Chapman has 7371 at 4.9, Hope Plumbing, Heating & Cooling has 7124, and Bassett Services has 4421.
What are most local sites missing?
The clearest gap is llms.txt, which 0% of audited sites have. Most other basics are in place, with 92% showing LocalBusiness schema, analytics and tel links.
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 Indianapolis, IN” on October 17, 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.