Who AI recommends for HVAC companies in Jarrettsville, MD

We asked ChatGPT, Claude, Gemini and Google 28 times, the way a customer would. This is how often each one named each business. Measured November 3, 2026.

The ranking

1. Excel HVAC Services: named in 22 of 28 answers, 4.9 stars from 420 Google reviews
2. Aire Serv of Bel Air: named in 17 of 28 answers, 4.9 stars from 345 Google reviews
3. Pure Air HVAC: named in 16 of 28 answers, 5.0 stars from 473 Google reviews
4. Dean's Heating & Air Conditioning: named in 11 of 28 answers
5. G.W. Murk Services Co.: named in 10 of 28 answers
6. Wayne's Heating and Air: named in 9 of 28 answers
7. First Response Heating & Cooling: named in 8 of 28 answers, 4.8 stars from 385 Google reviews
8. Smart Energy Systems: named in 8 of 28 answers
9. S&L Prime A/C & Heating Systems, Inc.: named in 8 of 28 answers
10. Mercury Home Services: named in 6 of 28 answers
11. Griff's Heating and Air: named in 5 of 28 answers, 5.0 stars from 157 Google reviews
12. At Your Service Heating & Cooling, LLC: named in 4 of 28 answers
13. Thomas Air Conditioning Services, Inc.: named in 4 of 28 answers
14. Green Comfort Systems: named in 4 of 28 answers
15. Jesse's Air Condition & Heating: named in 3 of 28 answers
16. Black Horse Heating & Air Conditoning LLC: named in 3 of 28 answers, 5.0 stars from 9 Google reviews
17. JC & KP HVAC Solutions: named in 3 of 28 answers
18. Longship Mechanical: named in 3 of 28 answers, 5.0 stars from 17 Google reviews
19. Supreme Mechanical Services, Inc.: named in 3 of 28 answers
20. Comfort Pro’s HVAC Services LLC: named in 2 of 28 answers, 5.0 stars from 1 Google reviews
21. A Plus Comfort: named in 2 of 28 answers
22. Blue Dot. Heating Air Conditioning Plumbing: named in 2 of 28 answers, 4.5 stars from 8200 Google reviews
23. DUCTZ of the Upper Bay Region: named in 1 of 28 answers
24. Level Home Services: named in 1 of 28 answers
25. DuctGurus, LLC: named in 1 of 28 answers
26. Elite Hvac Services Inc: named in 1 of 28 answers, 5.0 stars from 23 Google reviews
27. Ferrell Fuel: named in 1 of 28 answers
28. Comfort Air: named in 1 of 28 answers
29. Hamilton Plumbing, Heating & Air Conditioning: named in 1 of 28 answers
30. One Hour Heating & Air: named in 1 of 28 answers
31. Forest Hill Heating & Air: named in 1 of 28 answers
32. Mullhausen Heating & Air Conditioning Company: named in 1 of 28 answers, 4.9 stars from 21 Google reviews
33. ARS of Maryland: named in 1 of 28 answers
34. HEA Heating and Cooling, L.L.C.: named in 1 of 28 answers
35. Perry Hall Heating & Air: named in 1 of 28 answers

On Google Maps, but never named by AI

• Airworks HVAC Inc.: Google Maps #2, named in 0 of 28 answers
• DYAD Mechanical: Google Maps #7, named in 0 of 28 answers
• Bedsaul Plumbing & Heating Inc: Google Maps #9, named in 0 of 28 answers
• Anchor Mechanical LLC: Google Maps #12, named in 0 of 28 answers
• Krause Heating & Air Conditioning: Google Maps #13, named in 0 of 28 answers
• Straight Plumbing Llc: Google Maps #17, named in 0 of 28 answers
• Harford APJ HVAC and R: Google Maps #18, named in 0 of 28 answers
• MARYLAND HVAC REPAIR: Google Maps #19, named in 0 of 28 answers
• Hughes Mechanical: Google Maps #20, named in 0 of 28 answers

How this was measured

Each AI was asked these questions 3 times each, with Jarrettsville, MD as the asker's location, and each question was searched once on Google:

1. What are the best hvac companies in Jarrettsville, MD?
2. Can you recommend an hvac company in Jarrettsville, Maryland?
3. Which hvac company near Jarrettsville, MD do people trust most?

Rankings are never for sale. Each one shows the day it was measured.