Best HVAC companies in Riverside, CA

The highest-scoring HVAC company in and near Riverside is Magnolia Heating and Cooling (score 88, 4.9 stars from 1,545 Google reviews). 33 companies meet the 5 Star standard within about 16 miles; the top 30 are ranked below.

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

    Magnolia Heating and Cooling

    4.9 · 1,545 Google reviewsRiverside, CA75 years in business

    Magnolia Heating and Cooling, presented on its website as Magnolia Heating, Cooling & Plumbing, serves Riverside and the Inland Empire. Founded in 1951, the company provides air conditioning and heating repair, instal…

    Financing availableEmergency service
    88SCORE
  2. 2

    Airplus of California Inc.

    4.9 · 1,412 Google reviewsCorona, CA37 years in business

    Airplus of California Inc. is an employee-owned HVAC company based in Corona, California, and serving Southern California since 1989. The company works with homeowners and home builders across the Ventura Coast, Los A…

    Financing availableEmergency service
    88SCORE
  3. 3

    Friends & Family HVAC

    5.0 · 1,405 Google reviewsCorona, CA

    Friends & Family HVAC provides heating, cooling, and indoor air quality services in Corona and surrounding Southern California communities. The company reports 8 years of experience, and its NATE-certified technicians…

    Financing availableEmergency service
    82SCORE
  4. 4

    Aced It Cooling & Heating

    5.0 · 478 Google reviewsCorona, CA

    Aced It Cooling & Heating provides air conditioning and HVAC services for homeowners in Corona. Its technicians diagnose cooling problems, explain repair options, and complete repairs without working on commission, ac…

    Emergency service
    81SCORE
  5. 5

    RKM Heating and Air Conditioning

    4.9 · 1,316 Google reviewsRiverside, CA

    RKM Heating and Air Conditioning serves the Greater Riverside Area with residential and commercial heating, air conditioning, indoor air quality, home performance, and plumbing services. Its site lists new system inst…

    Financing available
    80SCORE
  6. 6

    Eco Air Heating & Cooling

    5.0 · 406 Google reviewsRiverside, CA

    Eco Air Heating & Cooling provides heating, ventilation, and air conditioning services from Riverside for residential and commercial customers across Southern California. Its work covers system repair, replacement, in…

    80SCORE
  7. 7

    All City Plumbing, Air & Electrical

    5.0 · 333 Google reviewsRiverside, CA
    80SCORE
  8. 8

    First Class Plumbing & AC

    4.9 · 977 Google reviewsRiverside, CA
    79SCORE
  9. 9

    Drains and Plumbing 24

    5.0 · 350 Google reviewsRiverside, CA
    79SCORE
  10. 10

    All Pro Cooling, Heating, Plumbing & Electrical

    4.8 · 9,281 Google reviewsOntario, CA
    78SCORE
  11. 11

    Year Round Heating & Air Conditioning

    5.0 · 1,396 Google reviewsRedlands, CA
    77SCORE
  12. 12

    Luxurious Heating and Air Conditioning

    5.0 · 215 Google reviewsCorona, CA
    77SCORE
  13. 13

    New Age Air, Inc.

    5.0 · 200 Google reviewsCorona, CA
    77SCORE
  14. 14

    Inland Empire Comfort

    5.0 · 477 Google reviewsRiverside, CA
    74SCORE
  15. 15

    MSP HEATING AND AIR CONDITIONING

    4.9 · 1,211 Google reviewsJurupa Valley, CA
    73SCORE
  16. 16

    HMS Plumbing & Construction

    5.0 · 436 Google reviewsCorona, CA
    73SCORE
  17. 17

    Frinj Energy-Heating & Air Conditioning, Inc.

    5.0 · 141 Google reviewsCorona, CA
    73SCORE
  18. 18

    RC AC Repair

    4.9 · 117 Google reviewsEastvale, CA
    72SCORE
  19. 19

    Dragonfly Heating & Cooling

    4.9 · 758 Google reviewsRiverside, CA
    71SCORE
  20. 20

    AIRPIRE Heating and Air Conditioning

    5.0 · 103 Google reviewsRialto, CA
    Free estimatesFinancing availableBackground-checked
    71SCORE
  21. 21

    Henley's Plumbing & Air

    4.8 · 329 Google reviewsCorona, CA
    68SCORE
  22. 22

    Sheldon's Heating, Air Conditioning & Plumbing, Inc.

    4.8 · 835 Google reviewsRiverside, CA
    67SCORE
  23. 23

    Daniels Heating and Air Conditioning

    4.9 · 273 Google reviewsColton, CA
    67SCORE
  24. 24

    Allison Air Conditioning & Heating, Inc

    5.0 · 56 Google reviewsCorona, CA
    67SCORE
  25. 25

    Imagine That Heating & Air

    5.0 · 130 Google reviewsRiverside, CA
    Emergency serviceFinancing available
    66SCORE
  26. 26

    Advanced Gen Plumbing

    4.9 · 88 Google reviews
    66SCORE
  27. 27

    NexGen HVAC & Plumbing

    4.6 · 611 Google reviewsOntario, CA
    65SCORE
  28. 28

    SUNCOAST Heating & Air Conditioning Inc

    4.9 · 49 Google reviewsCorona, CA
    65SCORE
  29. 29

    Ace Home Heating & Air Conditioning

    4.7 · 1,315 Google reviewsRiverside, CA
    64SCORE
  30. 30

    Icee Hot Air Conditioning & Heating

    5.0 · 244 Google reviewsCorona, CA
    64SCORE

Compare the top 10

Top HVAC companies in Riverside by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Magnolia Heating and Cooling884.91,54575Riverside
2Airplus of California Inc.884.91,41237Corona
3Friends & Family HVAC825.01,405–Corona
4Aced It Cooling & Heating815.0478–Corona
5RKM Heating and Air Conditioning804.91,316–Riverside
6Eco Air Heating & Cooling805.0406–Riverside
7All City Plumbing, Air & Electrical805.0333–Riverside
8First Class Plumbing & AC794.9977–Riverside
9Drains and Plumbing 24795.0350–Riverside
10All Pro Cooling, Heating, Plumbing & Electrical784.89,281–Ontario

HVAC companies in Riverside: quick answers

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

Magnolia Heating and Cooling has the highest 5 Star Score among HVAC companies in and near Riverside: 88 out of 100, with a 4.9 star Google rating from 1,545 reviews.

How many 5 Star HVAC companies serve Riverside?

33 HVAC companies meet our standard within about 16 miles of Riverside: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 30 have 26,487 Google reviews between them, averaging 4.92 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.