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 1,722 Google reviews). 27 companies meet the 5 Star standard within about 16 miles.

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

    Steve's Plumbing Heating & Air Conditioning

    4.9 · 1,722 Google reviewsUpland, CA38 years in business

    Steve's Plumbing Heating & Air Conditioning is a family-owned company serving San Bernardino, Los Angeles, and Orange County from its Upland location. Founded in 1998 by Steve Pikschus, the company handles residential…

    Family-ownedFree estimatesEmergency serviceFinancing available
    89SCORE
  2. 2

    Happy Camper Heating, Plumbing, and AC Repair

    5.0 · 568 Google reviewsWhittier, CA

    Happy Camper Heating, Plumbing, and AC Repair serves Whittier homeowners with heating, cooling, and plumbing work. The family-owned company was built by Juan Zuniga and offers AC repair, maintenance, installation, and…

    Financing availableEmergency service
    82SCORE
  3. 3

    Metz Air Control, Plumbing, Heating & Air

    4.9 · 1,224 Google reviewsChino, CA
    80SCORE
  4. 4

    Service Champions Plumbing, Heating & AC

    4.8 · 8,134 Google reviewsBrea, CA
    79SCORE
  5. 5

    AARD Mechanical Air Conditioning & Heating

    4.9 · 661 Google reviewsBrea, CA
    78SCORE
  6. 6

    ABC Heating & Air Conditioning

    4.9 · 569 Google reviewsChino, CA
    78SCORE
  7. 7

    Air Med Heating & Air Conditioning

    5.0 · 333 Google reviewsChino Hills, CA
    78SCORE
  8. 8

    Monkey Wrench Plumbing, Heating, Air & Electric

    5.0 · 191 Google reviewsBrea, CA
    77SCORE
  9. 9

    Titan Air Conditioning

    4.9 · 526 Google reviewsBrea, CA
    76SCORE
  10. 10

    AA Atlas Plumbing, Heating, & Air

    5.0 · 200 Google reviewsYorba Linda, CA
    75SCORE
  11. 11

    RC AC Repair & HVAC Installation Montclair

    5.0 · 116 Google reviewsMontclair, CA
    75SCORE
  12. 12

    Spot On Heating, Air, Plumbing & Electrical

    4.9 · 545 Google reviewsWhittier, CA
    74SCORE
  13. 13

    Accurate Comfort Air Conditioning And Heating

    4.9 · 212 Google reviewsBrea, CA
    73SCORE
  14. 14

    Service Hero Plumbing, HVAC, and Electrical

    4.8 · 1,556 Google reviewsCovina, CA
    72SCORE
  15. 15

    Cooling & Heating Repair

    4.8 · 542 Google reviewsFullerton, CA
    72SCORE
  16. 16

    Honest Pro Air Conditioning & Heating

    4.9 · 141 Google reviewsDiamond Bar, CA
    71SCORE
  17. 17

    Avis Plumbing and Air

    4.7 · 571 Google reviewsFullerton, CA
    69SCORE
  18. 18

    AIR NOW HEATING & COOLING INC

    5.0 · 93 Google reviewsWest Covina, CA
    InsuredBondedEmergency service
    69SCORE
  19. 19
    68SCORE
  20. 20

    Air CareSaver

    4.9 · 272 Google reviewsWalnut, CA21 years in business
    InsuredFamily-ownedEmergency serviceFinancing available
    67SCORE
  21. 21

    NexGen HVAC & Plumbing

    4.6 · 611 Google reviewsOntario, CA
    65SCORE
  22. 22

    One Hour Heating & Air Conditioning

    4.8 · 93 Google reviewsFullerton, CA
    64SCORE
  23. 23
    63SCORE
  24. 24

    Air Mighty Refrigeration and Air Conditioning

    4.8 · 48 Google reviewsFullerton, CA
    62SCORE
  25. 25

    Purcell AC Repair Services

    5.0 · 37 Google reviewsPomona, CA
    62SCORE
  26. 26

    Northstar Plumbing, Heating and Air Conditioning

    4.7 · 337 Google reviewsOntario, CA
    61SCORE
  27. 27

    Cyclone Plumbing USA

    4.9 · 90 Google reviewsFullerton, CA
    61SCORE

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 Conditioning894.91,72238Upland
2Happy Camper Heating, Plumbing, and AC Repair825.0568–Whittier
3Metz Air Control, Plumbing, Heating & Air804.91,224–Chino
4Service Champions Plumbing, Heating & AC794.88,134–Brea
5AARD Mechanical Air Conditioning & Heating784.9661–Brea
6ABC Heating & Air Conditioning784.9569–Chino
7Air Med Heating & Air Conditioning785.0333–Chino Hills
8Monkey Wrench Plumbing, Heating, Air & Electric775.0191–Brea
9Titan Air Conditioning764.9526–Brea
10AA Atlas Plumbing, Heating, & Air755.0200–Yorba Linda

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 1,722 reviews.

How many 5 Star HVAC companies serve Covina?

27 HVAC companies meet our standard within about 16 miles of Covina: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 27 have 19,603 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.