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Best HVAC companies in Marietta, GA

The highest-scoring HVAC company in and near Marietta is E. Smith Heating & Air Conditioning (score 89, 4.9 stars from 1,868 Google reviews). 40 companies meet the 5 Star standard within 25 km; the top 30 are ranked below.

Last updated Sep 25, 2026How we rank
  1. 1

    E. Smith Heating & Air Conditioning

    4.9 · 1,868 Google reviewsMarietta, GA64 years in business
    Family-ownedFree estimatesEmergency serviceFinancing available
    89SCORE
    (678) 369-8866 WebsiteFull profile
  2. 2

    TE Certified Electrical, Plumbing, Heating & Cooling

    5.0 · 8,171 Google reviewsKennesaw, GA
    87SCORE
    (678) 942-6153 WebsiteFull profile
  3. 3

    Bartlett Heating & Cooling

    5.0 · 2,382 Google reviewsMarietta, GA
    87SCORE
    (770) 648-1316 WebsiteFull profile
  4. 4

    E. Dennis Heating, Cooling, Plumbing & Electrical

    4.9 · 5,588 Google reviewsMarietta, GA
    83SCORE
    (770) 501-8620 WebsiteFull profile
  5. 5

    Hope Heating & AC Repair

    5.0 · 729 Google reviewsAtlanta, GA
    83SCORE
    (678) 916-9828 WebsiteFull profile
  6. 6

    Coolpro Heating and Cooling

    5.0 · 697 Google reviewsMarietta, GA
    82SCORE
    (770) 694-6232 WebsiteFull profile
  7. 7

    Hammond Services

    4.9 · 1,501 Google reviewsAustell, GA
    81SCORE
    (770) 450-4981 WebsiteFull profile
  8. 8

    Summit

    5.0 · 579 Google reviewsMarietta, GA
    80SCORE
    (770) 282-9545 WebsiteFull profile
  9. 9

    Integrity Air Care

    5.0 · 445 Google reviewsSandy Springs, GA
    Family-ownedFree estimates
    80SCORE
    (470) 302-1083 WebsiteFull profile
  10. 10

    LServices Air Duct Cleaning

    4.9 · 1,026 Google reviews
    79SCORE
    (470) 439-7970 WebsiteFull profile
  11. 11

    Casteel Heating, Cooling, Plumbing & Electrical

    4.8 · 10,754 Google reviewsMarietta, GA
    78SCORE
    (770) 637-4991 WebsiteFull profile
  12. 12

    Moncrief Heating & Air Conditioning

    4.8 · 3,387 Google reviewsAtlanta, GA
    78SCORE
    (470) 964-5141 WebsiteFull profile
  13. 13

    Ace Hardware Home Services

    4.8 · 2,879 Google reviewsMarietta, GA
    78SCORE
    (770) 800-8896 WebsiteFull profile
  14. 14

    Atlanta Air Pro

    4.9 · 629 Google reviewsAtlanta, GA
    78SCORE
    (404) 437-4508 WebsiteFull profile
  15. 15

    The Air Company of GA

    5.0 · 394 Google reviewsAtlanta, GA
    78SCORE
    (404) 583-7788 WebsiteFull profile
  16. 16

    Alternative Heating & Air

    5.0 · 306 Google reviews
    78SCORE
    (404) 732-6500 WebsiteFull profile
  17. 17

    H & H Mechanical, Inc.

    4.9 · 553 Google reviewsAustell, GA
    77SCORE
    (770) 293-8679 WebsiteFull profile
  18. 18

    Carter and Sons HVAC

    4.9 · 432 Google reviewsSmyrna, GA
    76SCORE
    (770) 434-4095 WebsiteFull profile
  19. 19

    Air Force Heating & Air

    4.8 · 1,277 Google reviewsMarietta, GA
    75SCORE
    (770) 525-2303 WebsiteFull profile
  20. 20

    Aire Serv of North Atlanta

    5.0 · 119 Google reviewsAtlanta, GA
    75SCORE
    (404) 301-3996 WebsiteFull profile
  21. 21

    Reliable Heating & Air, Plumbing and Electrical - Kennesaw

    4.7 · 12,875 Google reviewsKennesaw, GA
    74SCORE
    (770) 594-9969 WebsiteFull profile
  22. 22

    Coolray Heating & Air Conditioning

    4.7 · 11,180 Google reviewsMarietta, GA
    74SCORE
    (770) 421-8400 WebsiteFull profile
  23. 23

    ANYTIME HEATING, COOLING AND PLUMBING

    4.8 · 647 Google reviewsMarietta, GA
    74SCORE
    (678) 203-1019 WebsiteFull profile
  24. 24

    Mr. Superior Maintenance

    5.0 · 145 Google reviewsAtlanta, GA
    74SCORE
    (404) 994-6299 WebsiteFull profile
  25. 25

    Varsity Zone HVAC of Chamblee

    5.0 · 116 Google reviewsChamblee, GA
    74SCORE
    (470) 347-1376 WebsiteFull profile
  26. 26

    Innovative Mechanical LLC

    4.9 · 320 Google reviewsMarietta, GA
    73SCORE
    (770) 726-7407 WebsiteFull profile
  27. 27

    Wade Heating & Air Conditioning

    4.9 · 230 Google reviewsAustell, GA
    73SCORE
    (770) 941-8598 WebsiteFull profile
  28. 28

    AAction Air Conditioning & Heating Co.

    4.8 · 411 Google reviewsLithia Springs, GA
    72SCORE
    (470) 943-2010 WebsiteFull profile
  29. 29

    inAir Heating & Air Conditioning

    4.8 · 362 Google reviewsAtlanta, GA
    70SCORE
    (770) 233-7777 WebsiteFull profile
  30. 30

    Douglasville Heating & Air & Appliance Repair

    4.8 · 91 Google reviewsDouglasville, GA
    67SCORE
    (770) 489-4786 WebsiteFull profile

Compare the top 10

Top HVAC companies in Marietta by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1E. Smith Heating & Air Conditioning894.91,86864Marietta
2TE Certified Electrical, Plumbing, Heating & Cooling875.08,171–Kennesaw
3Bartlett Heating & Cooling875.02,382–Marietta
4E. Dennis Heating, Cooling, Plumbing & Electrical834.95,588–Marietta
5Hope Heating & AC Repair835.0729–Atlanta
6Coolpro Heating and Cooling825.0697–Marietta
7Hammond Services814.91,501–Austell
8Summit805.0579–Marietta
9Integrity Air Care805.0445–Sandy Springs
10LServices Air Duct Cleaning794.91,026–

HVAC companies in Marietta: quick answers

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

E. Smith Heating & Air Conditioning has the highest 5 Star Score among HVAC companies in and near Marietta: 89 out of 100, with a 4.9 star Google rating from 1,868 reviews.

How many 5 Star HVAC companies serve Marietta?

40 HVAC companies meet our standard within 25 km of Marietta: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 30 have 70,093 Google reviews between them, averaging 4.90 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.

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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.