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Best HVAC companies in Oak Park, IL

The highest-scoring HVAC company in and near Oak Park is Hero Air (score 85, 5.0 stars from 372 Google reviews). 74 companies meet the 5 Star standard within 25 km; the top 30 are ranked below.

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

    Hero Air

    5.0 · 372 Google reviewsChicago, IL15 years in business
    InsuredFamily-ownedFree estimatesEmergency service
    85SCORE
    (773) 572-7271 WebsiteFull profile
  2. 2

    Air Flows Chicago - Belmont

    5.0 · 1,090 Google reviewsChicago, IL
    84SCORE
    (773) 345-9684 WebsiteFull profile
  3. 3

    Shavitz Heating and Air Conditioning

    4.9 · 2,970 Google reviewsSkokie, IL
    83SCORE
    (847) 678-1000 WebsiteFull profile
  4. 4

    Gartner Heating & Cooling

    4.9 · 373 Google reviewsSkokie, IL41 years in business
    Family-ownedFree estimatesEmergency serviceFinancing available
    83SCORE
    (847) 965-9645 WebsiteFull profile
  5. 5

    Deljo Heating, Cooling & Plumbing

    4.9 · 3,444 Google reviewsChicago, IL
    82SCORE
    (773) 657-9989 WebsiteFull profile
  6. 6

    All Temp Heating and Air Conditioning

    4.9 · 2,537 Google reviewsChicago, IL
    82SCORE
    (708) 320-3606 WebsiteFull profile
  7. 7

    Besco Air Inc.

    4.9 · 1,503 Google reviewsChicago, IL
    81SCORE
    (312) 809-2695 WebsiteFull profile
  8. 8

    Oasis Plumbing, Heating & Cooling

    4.9 · 1,435 Google reviewsChicago, IL
    81SCORE
    (773) 320-5395 WebsiteFull profile
  9. 9

    Chicago HVAC Repair Doctor, Inc.

    4.9 · 944 Google reviews
    InsuredBondedFamily-ownedFree estimates
    79SCORE
    (872) 327-6372 WebsiteFull profile
  10. 10

    Paragon Heating, Cooling, and Tankless

    4.9 · 936 Google reviewsVilla Park, IL
    79SCORE
    (847) 603-4497 WebsiteFull profile
  11. 11

    Elite HVACs Furnace, Ac & Plumbing Repair

    4.9 · 908 Google reviewsSkokie, IL
    79SCORE
    (773) 985-4862 WebsiteFull profile
  12. 12

    The Fair Plumber LLC

    4.9 · 820 Google reviewsElmhurst, IL
    79SCORE
    (630) 833-0808 WebsiteFull profile
  13. 13

    Pro Comfort Solutions

    5.0 · 288 Google reviewsChicago, IL
    79SCORE
    (872) 364-4946 WebsiteFull profile
  14. 14

    American Vintage Home Heating, Cooling & Plumbing

    4.8 · 2,393 Google reviewsEvanston, IL
    78SCORE
    (847) 807-4023 WebsiteFull profile
  15. 15

    The Heat Engineering Co.

    4.9 · 694 Google reviewsCountryside, IL
    78SCORE
    (708) 246-3300 WebsiteFull profile
  16. 16

    A+ Appliance Repair and Maintenance of Chicago

    4.9 · 517 Google reviewsChicago, IL
    77SCORE
    (872) 250-3778 WebsiteFull profile
  17. 17

    Five Star HVAC Services, Inc.

    4.9 · 448 Google reviewsChicago, IL
    Free estimatesEmergency service
    77SCORE
    (773) 386-6993 WebsiteFull profile
  18. 18

    Kavana's Plumbing and Heating

    5.0 · 239 Google reviewsChicago, IL
    77SCORE
    (773) 908-5454 WebsiteFull profile
  19. 19

    AllSeasons HVAC/R LLC.

    5.0 · 229 Google reviewsNiles, IL
    77SCORE
    (773) 930-3595 WebsiteFull profile
  20. 20

    City & Suburban

    5.0 · 209 Google reviewsChicago, IL
    77SCORE
    (773) 238-3838 WebsiteFull profile
  21. 21

    Guardian Heating & Cooling Service

    4.8 · 1,221 Google reviewsChicago, IL
    76SCORE
    (773) 377-9568 WebsiteFull profile
  22. 22

    House of Heat

    4.9 · 488 Google reviewsOak Park, IL
    76SCORE
    (708) 848-3291 WebsiteFull profile
  23. 23

    JC Heating & Cooling, Inc

    4.9 · 433 Google reviewsHodgkins, IL
    76SCORE
    (708) 249-3369 WebsiteFull profile
  24. 24

    Pro HVAC Heating and Cooling

    5.0 · 197 Google reviewsChicago, IL
    76SCORE
    (312) 999-7977 WebsiteFull profile
  25. 25

    Riley Heating & Cooling

    4.8 · 916 Google reviewsMelrose Park, IL
    75SCORE
    (708) 872-5472 WebsiteFull profile
  26. 26

    King Heating, Cooling & Plumbing

    4.8 · 888 Google reviewsOak Lawn, IL
    Free estimatesEmergency serviceFinancing availableBackground-checked
    75SCORE
    (708) 808-6320 WebsiteFull profile
  27. 27

    Doornbos Heating & Air Conditioning

    4.8 · 869 Google reviewsAlsip, IL
    75SCORE
    (708) 423-9580 WebsiteFull profile
  28. 28

    Sanchez HVAC Services Inc.

    4.9 · 467 Google reviewsStickney, IL
    75SCORE
    (708) 671-6550 WebsiteFull profile
  29. 29

    VanDerBosch Plumbing Inc.

    4.9 · 301 Google reviewsChicago, IL
    75SCORE
    (773) 985-7767 WebsiteFull profile
  30. 30
    74SCORE
    (773) 741-9725 WebsiteFull profile

Compare the top 10

Top HVAC companies in Oak Park by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Hero Air855.037215Chicago
2Air Flows Chicago - Belmont845.01,090–Chicago
3Shavitz Heating and Air Conditioning834.92,970–Skokie
4Gartner Heating & Cooling834.937341Skokie
5Deljo Heating, Cooling & Plumbing824.93,444–Chicago
6All Temp Heating and Air Conditioning824.92,537–Chicago
7Besco Air Inc.814.91,503–Chicago
8Oasis Plumbing, Heating & Cooling814.91,435–Chicago
9Chicago HVAC Repair Doctor, Inc.794.9944–
10Paragon Heating, Cooling, and Tankless794.9936–Villa Park

HVAC companies in Oak Park: quick answers

Who is the highest-rated HVAC company in Oak Park, IL?

Hero Air has the highest 5 Star Score among HVAC companies in and near Oak Park: 85 out of 100, with a 5.0 star Google rating from 372 reviews.

How many 5 Star HVAC companies serve Oak Park?

74 HVAC companies meet our standard within 25 km of Oak Park: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 30 have 59,583 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.