Best HVAC companies in Douglasville, GA

The highest-scoring HVAC company in and near Douglasville is Hammond Services (score 88, 4.9 stars from 1,521 Google reviews). 17 companies meet the 5 Star standard within about 16 miles.

Last updated Nov 1, 2026How we rank
  1. 1

    Hammond Services

    4.9 · 1,521 Google reviewsAustell, GA47 years in business

    Hammond Services provides plumbing, heating, air conditioning, electrical, sewer and drain, and indoor air quality work across South Metro and West Metro Atlanta. The company has served the region since 1979. Its heat…

    Emergency service
    88SCORE
  2. 2

    Assured Comfort Heating, Air & Plumbing

    4.8 · 4,119 Google reviewsDouglasville, GA
    78SCORE
  3. 3

    O'Callaghan Heating & Air Conditioning

    4.9 · 659 Google reviewsAtlanta, GA
    78SCORE
  4. 4

    H & H Mechanical, Inc.

    4.9 · 569 Google reviewsAustell, GA
    78SCORE
  5. 5

    Carter and Sons HVAC

    4.9 · 448 Google reviewsSmyrna, GA
    77SCORE
  6. 6

    Wade Heating & Air Conditioning

    4.9 · 236 Google reviewsAustell, GA
    73SCORE
  7. 7

    AAction Air Conditioning & Heating Co.

    4.8 · 411 Google reviewsLithia Springs, GA
    72SCORE
  8. 8

    Mayott Heating and Air Conditioning

    4.8 · 361 Google reviews
    68SCORE
  9. 9

    Essential Heating & Air Conditioning, Inc.

    4.8 · 285 Google reviewsAtlanta, GA
    67SCORE
  10. 10

    Douglasville Heating & Air & Appliance Repair

    4.8 · 91 Google reviewsDouglasville, GA
    66SCORE
  11. 11

    Westmark HVAC Services

    5.0 · 42 Google reviewsPowder Springs, GA
    66SCORE
  12. 12

    Panther HVAC

    4.8 · 205 Google reviewsAustell, GA
    63SCORE
  13. 13

    Boiling Point Heating & Cooling

    4.8 · 44 Google reviews
    63SCORE
  14. 14

    Christian Brothers Heating & Air Conditioning

    4.8 · 131 Google reviewsAustell, GA
    62SCORE
  15. 15

    A&D HVAC LLC

    5.0 · 38 Google reviewsMarietta, GA
    62SCORE
  16. 16

    Blow Heating and Air

    4.9 · 88 Google reviews
    61SCORE
  17. 17

    Helping Hand HVAC & Maintenance

    4.9 · 66 Google reviews
    60SCORE

We list only companies that clear our published bar, so this area is still filling in. As more HVAC companies near Douglasville qualify, they'll appear here automatically.

Compare the top 10

Top HVAC companies in Douglasville by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Hammond Services884.91,52147Austell
2Assured Comfort Heating, Air & Plumbing784.84,119–Douglasville
3O'Callaghan Heating & Air Conditioning784.9659–Atlanta
4H & H Mechanical, Inc.784.9569–Austell
5Carter and Sons HVAC774.9448–Smyrna
6Wade Heating & Air Conditioning734.9236–Austell
7AAction Air Conditioning & Heating Co.724.8411–Lithia Springs
8Mayott Heating and Air Conditioning684.8361–
9Essential Heating & Air Conditioning, Inc.674.8285–Atlanta
10Douglasville Heating & Air & Appliance Repair664.891–Douglasville

HVAC companies in Douglasville: quick answers

Who is the highest-rated HVAC company in Douglasville, GA?

Hammond Services has the highest 5 Star Score among HVAC companies in and near Douglasville: 88 out of 100, with a 4.9 star Google rating from 1,521 reviews.

How many 5 Star HVAC companies serve Douglasville?

17 HVAC companies meet our standard within about 16 miles of Douglasville: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 17 have 9,314 Google reviews between them, averaging 4.86 stars.

How are these HVAC companies ranked?

By 5 Star Score: rating quality adjusted for review count (45 points), review volume (25), review recency (15), years in business (10) and license verification (5). Businesses cannot pay to change their score.

HVAC companies near Douglasville

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Ratings and review counts come from each company's public Google listing and are re-checked monthly. 5 Star Home Service Pros is independent; companies cannot pay for placement.