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Best HVAC companies in Covina, CA

The highest-scoring HVAC company in and near Covina is Steve's Plumbing Heating & Air Conditioning (score 89, 4.9 stars from 1,688 Google reviews). 27 companies meet the 5 Star standard within 25 km.

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

    Steve's Plumbing Heating & Air Conditioning

    4.9 · 1,688 Google reviewsUpland, CA38 years in business
    Family-ownedFree estimatesEmergency serviceFinancing available
    89SCORE
    (909) 985-5254 WebsiteFull profile
  2. 2

    Happy Camper Heating, Plumbing, and AC Repair

    5.0 · 550 Google reviewsWhittier, CA
    82SCORE
    (562) 667-3599 WebsiteFull profile
  3. 3

    Metz Air Control, Plumbing, Heating & Air

    4.9 · 1,200 Google reviewsChino, CA
    80SCORE
    (909) 925-0513 WebsiteFull profile
  4. 4

    Service Champions Plumbing, Heating & AC

    4.8 · 8,075 Google reviewsBrea, CA
    78SCORE
    (714) 584-6595 WebsiteFull profile
  5. 5

    AARD Mechanical Air Conditioning & Heating

    4.9 · 645 Google reviewsBrea, CA
    78SCORE
    (877) 227-3125 WebsiteFull profile
  6. 6

    Air Med Heating & Air Conditioning

    5.0 · 329 Google reviewsChino Hills, CA
    78SCORE
    (909) 364-9833 WebsiteFull profile
  7. 7

    ABC Heating & Air Conditioning

    4.9 · 557 Google reviewsChino, CA
    77SCORE
    (951) 590-3585 WebsiteFull profile
  8. 8

    Titan Air Conditioning

    4.9 · 513 Google reviewsBrea, CA
    77SCORE
    (714) 706-9987 WebsiteFull profile
  9. 9

    Spot On Heating, Air, Plumbing & Electrical

    4.9 · 545 Google reviewsWhittier, CA
    76SCORE
    (562) 270-1069 WebsiteFull profile
  10. 10

    Monkey Wrench Plumbing, Heating, Air & Electric

    4.9 · 280 Google reviewsCovina, CA
    75SCORE
    (626) 722-8954 WebsiteFull profile
  11. 11

    AA Atlas Plumbing, Heating, & Air

    5.0 · 200 Google reviewsYorba Linda, CA
    75SCORE
    (714) 970-5885 WebsiteFull profile
  12. 12

    Service Hero Plumbing, HVAC, and Electrical

    4.8 · 1,556 Google reviewsCovina, CA
    74SCORE
    (626) 225-0451 WebsiteFull profile
  13. 13

    Accurate Comfort Air Conditioning And Heating

    4.9 · 208 Google reviewsBrea, CA
    74SCORE
    (714) 325-7042 WebsiteFull profile
  14. 14

    RC AC Repair & HVAC Installation Montclair

    5.0 · 103 Google reviewsMontclair, CA
    74SCORE
    (909) 675-1147 WebsiteFull profile
  15. 15

    Cooling & Heating Repair

    4.8 · 538 Google reviewsFullerton, CA
    73SCORE
    (310) 361-1493 WebsiteFull profile
  16. 16

    Honest Pro Air Conditioning & Heating - HVAC

    4.9 · 140 Google reviewsDiamond Bar, CA
    71SCORE
    (909) 990-7996 WebsiteFull profile
  17. 17

    AIR NOW HEATING & COOLING INC

    5.0 · 93 Google reviewsWest Covina, CA
    InsuredBondedEmergency service
    70SCORE
    (626) 247-4968 WebsiteFull profile
  18. 18

    NexGen HVAC & Plumbing

    4.7 · 602 Google reviewsOntario, CA
    69SCORE
    (909) 487-5060 WebsiteFull profile
  19. 19

    Avis Plumbing and Air

    4.7 · 548 Google reviewsFullerton, CA
    69SCORE
    (657) 571-3861 WebsiteFull profile
  20. 20
    69SCORE
    (714) 469-3913 WebsiteFull profile
  21. 21

    Air CareSaver

    4.9 · 272 Google reviewsWalnut, CA21 years in business
    InsuredFamily-ownedEmergency serviceFinancing available
    68SCORE
    (626) 425-4711 WebsiteFull profile
  22. 22

    One Hour Heating & Air Conditioning

    4.8 · 93 Google reviewsFullerton, CA
    66SCORE
    (714) 415-4342 WebsiteFull profile
  23. 23
    64SCORE
    (714) 409-5489 WebsiteFull profile
  24. 24

    Cyclone Plumbing USA

    4.9 · 90 Google reviewsFullerton, CA
    63SCORE
    (714) 887-6918 WebsiteFull profile
  25. 25

    Air Mighty Refrigeration and Air Conditioning

    4.8 · 49 Google reviewsFullerton, CA
    63SCORE
    (714) 204-8788 WebsiteFull profile
  26. 26

    Northstar Plumbing, Heating and Air Conditioning

    4.7 · 338 Google reviewsOntario, CA
    62SCORE
    (909) 593-3353 WebsiteFull profile
  27. 27

    HVAC Service & AC Repair

    4.9 · 23 Google reviewsYorba Linda, CA
    60SCORE
    (714) 410-2784 WebsiteFull profile

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

Compare the top 10

Top HVAC companies in Covina by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Steve's Plumbing Heating & Air Conditioning894.91,68838Upland
2Happy Camper Heating, Plumbing, and AC Repair825.0550–Whittier
3Metz Air Control, Plumbing, Heating & Air804.91,200–Chino
4Service Champions Plumbing, Heating & AC784.88,075–Brea
5AARD Mechanical Air Conditioning & Heating784.9645–Brea
6Air Med Heating & Air Conditioning785.0329–Chino Hills
7ABC Heating & Air Conditioning774.9557–Chino
8Titan Air Conditioning774.9513–Brea
9Spot On Heating, Air, Plumbing & Electrical764.9545–Whittier
10Monkey Wrench Plumbing, Heating, Air & Electric754.9280–Covina

HVAC companies in Covina: quick answers

Who is the highest-rated HVAC company in Covina, CA?

Steve's Plumbing Heating & Air Conditioning has the highest 5 Star Score among HVAC companies in and near Covina: 89 out of 100, with a 4.9 star Google rating from 1,688 reviews.

How many 5 Star HVAC companies serve Covina?

27 HVAC companies meet our standard within 25 km of Covina: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 27 have 19,444 Google reviews between them, averaging 4.88 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 Covina

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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.