Best HVAC companies in El Monte, CA

The highest-scoring HVAC company in and near El Monte is Precise Air Systems Inc. (score 83, 4.9 stars from 531 Google reviews). 29 companies meet the 5 Star standard within about 16 miles.

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

    Precise Air Systems Inc.

    4.9 · 531 Google reviewsLos Angeles, CA51 years in business

    Precise Air Systems Inc. provides residential and commercial heating, cooling, ventilation, and indoor air quality services in Los Angeles and the surrounding region. Its services include air conditioning installation…

    InsuredBondedFamily-ownedEmergency service
    83SCORE
  2. 2

    Power Pro Plumbing Heating & Air

    4.9 · 2,145 Google reviewsCerritos, CA

    Power Pro Plumbing Heating & Air provides plumbing, drain, sewer, water heater, heating, air conditioning, and indoor air services across Los Angeles and Orange County. The company has operated for more than 20 years…

    Financing availableEmergency service
    82SCORE
  3. 3

    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
  4. 4

    Downey Plumbing Heating & Air Conditioning

    4.8 · 579 Google reviewsDowney, CA96 years in business

    Downey Plumbing Heating & Air Conditioning provides plumbing, heating, cooling, sewer, and drain services for residential and commercial properties in Downey and surrounding Southern California communities. Operating…

    InsuredFamily-ownedEmergency serviceFinancing available
    81SCORE
  5. 5

    So Cal Air

    5.0 · 345 Google reviewsGlendale, CA
    80SCORE
  6. 6

    Service Champions Plumbing, Heating & AC

    4.8 · 8,134 Google reviewsBrea, CA
    79SCORE
  7. 7

    JW Plumbing, Heating and Air

    4.8 · 3,052 Google reviewsLos Angeles, CA
    78SCORE
  8. 8

    AARD Mechanical Air Conditioning & Heating

    4.9 · 661 Google reviewsBrea, CA
    78SCORE
  9. 9

    Monkey Wrench Plumbing, Heating, Air & Electric

    5.0 · 191 Google reviewsBrea, CA
    77SCORE
  10. 10

    Titan Air Conditioning

    4.9 · 526 Google reviewsBrea, CA
    76SCORE
  11. 11

    Red Lilly Plumbing

    4.8 · 630 Google reviewsLos Angeles, CA
    74SCORE
  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

    Manny's Heating & Air Conditioning

    4.8 · 375 Google reviewsHuntington Park, CA
    72SCORE
  17. 17

    Jamison Heating & Cooling Services, Inc.

    4.8 · 412 Google reviewsFullerton, CA
    71SCORE
  18. 18

    Honest Pro Air Conditioning & Heating

    4.9 · 141 Google reviewsDiamond Bar, CA
    71SCORE
  19. 19

    Southwest Heating & Air Conditioning

    4.8 · 365 Google reviewsLos Angeles, CA
    70SCORE
  20. 20

    Avis Plumbing and Air

    4.7 · 571 Google reviewsFullerton, CA
    69SCORE
  21. 21

    AIR NOW HEATING & COOLING INC

    5.0 · 93 Google reviewsWest Covina, CA
    InsuredBondedEmergency service
    69SCORE
  22. 22
    68SCORE
  23. 23

    Air CareSaver

    4.9 · 272 Google reviewsWalnut, CA21 years in business
    InsuredFamily-ownedEmergency serviceFinancing available
    67SCORE
  24. 24

    Elim HVAC

    4.8 · 257 Google reviewsDowney, CA
    Free estimatesEmergency serviceFinancing available
    65SCORE
  25. 25

    One Hour Heating & Air Conditioning

    4.8 · 93 Google reviewsFullerton, CA
    64SCORE
  26. 26
    63SCORE
  27. 27

    Mr. Speedy Plumbing & Rooter Inc.

    4.8 · 40 Google reviewsLos Angeles, CA
    62SCORE
  28. 28

    Cyclone Plumbing USA

    4.9 · 90 Google reviewsFullerton, CA
    61SCORE
  29. 29

    Los Angeles ❄️ Air Conditioning Service

    4.9 · 88 Google reviewsLos Angeles, CA
    61SCORE

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

Compare the top 10

Top HVAC companies in El Monte by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Precise Air Systems Inc.834.953151Los Angeles
2Power Pro Plumbing Heating & Air824.92,145–Cerritos
3Happy Camper Heating, Plumbing, and AC Repair825.0568–Whittier
4Downey Plumbing Heating & Air Conditioning814.857996Downey
5So Cal Air805.0345–Glendale
6Service Champions Plumbing, Heating & AC794.88,134–Brea
7JW Plumbing, Heating and Air784.83,052–Los Angeles
8AARD Mechanical Air Conditioning & Heating784.9661–Brea
9Monkey Wrench Plumbing, Heating, Air & Electric775.0191–Brea
10Titan Air Conditioning764.9526–Brea

HVAC companies in El Monte: quick answers

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

Precise Air Systems Inc. has the highest 5 Star Score among HVAC companies in and near El Monte: 83 out of 100, with a 4.9 star Google rating from 531 reviews.

How many 5 Star HVAC companies serve El Monte?

29 HVAC companies meet our standard within about 16 miles of El Monte: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 29 have 23,225 Google reviews between them, averaging 4.87 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.