HVAC company · Atlanta, GA
O'Callaghan Heating & Air Conditioning
4.9 from 648 Google reviews#8 of 26 HVAC companies near Atlanta Last updated Sep 25, 2026
77SCORE
At a glance
- Trades
- HVAC
- Address
- 3458 Buffington Center, Atlanta, GA 30349
How the 77 score breaks down
Rating quality40.2 / 45
Review volume20.2 / 25
Review recency14.3 / 15
Years in business2.5 / 10
Verified license0.0 / 5
Scores are calculated the same way for every company. See the method.
What customers say
5★627
4★13
3★1
2★2
1★5
Pleasant and knowledgeable technicians.
Google review, Sep 16, 2026
Excellent service call- the technician was thorough and knowledgeable. Will use them again.
Google review, Sep 11, 2026
Great service. Dylan came and fixed our issue. Highly recommended
Google review, Sep 8, 2026
Rating distribution and reviews from the company's public Google listing.
Other top HVAC companies near Atlanta
- Estes ServicesScore 83 · 4.9★ (5,103)
- Hammond ServicesScore 81 · 4.9★ (1,501)
- Reliable Heating & Air, Plumbing and Electrical - FayettevilleScore 78 · 4.8★ (4,618)
- Assured Comfort Heating, Air & PlumbingScore 78 · 4.8★ (4,065)