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Best HVAC companies in Baltimore, MD

The highest-scoring HVAC company in and near Baltimore is Cornett Heating & Cooling (score 92, 5.0 stars from 1,126 Google reviews). 70 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

    Cornett Heating & Cooling

    5.0 · 1,126 Google reviewsPasadena, MD35 years in business

    Cornett Heating & Cooling is a family-owned HVAC company serving homes and light commercial properties in Anne Arundel County, Maryland. The company provides air conditioning installation and repair, gas furnace insta…

    Emergency service
    92SCORE
    (410) 801-7771 WebsiteFull profile
  2. 2

    Complete Climate Services LLC

    5.0 · 1,047 Google reviewsBaltimore, MD20 years in business

    Complete Climate Services LLC serves residential and commercial properties in Baltimore and surrounding areas. Founded by the Holcomb brothers, the family-owned company says it has served the region since 2006. Its wo…

    Financing availableEmergency service
    91SCORE
    (443) 222-0744 WebsiteFull profile
  3. 3

    Heil Plumbing & HVAC

    4.9 · 2,739 Google reviewsJessup, MD49 years in business

    Heil Plumbing & HVAC is a family-owned plumbing and HVAC company serving Jessup and communities across Howard County. The business has provided plumbing service since 1977 and has expanded its work to heating and air…

    Financing available
    90SCORE
    (410) 799-7727 WebsiteFull profile
  4. 4

    Boothe's Heating, Air, Plumbing, Drains & Electrical

    4.9 · 2,315 Google reviewsCurtis Bay Industrial Area, MD33 years in business

    Boothe's Heating, Air, Plumbing, Drains & Electrical serves homeowners in Annapolis, Anne Arundel County, and Prince George's County. The company has operated since 1993 and is led by owner Wayne Boothe. Its HVAC work…

    Financing availableEmergency service
    90SCORE
    (410) 650-5690 WebsiteFull profile
  5. 5

    Buric Heating and Air Conditioning

    5.0 · 497 Google reviewsColumbia, MD26 years in business

    Buric Heating and Air Conditioning provides heating, cooling, and indoor air quality services in Ellicott City and Columbia, Maryland. The company says it has served Ellicott City since 2000 and works throughout Howar…

    Financing availableEmergency service
    89SCORE
    (410) 593-1980 WebsiteFull profile
  6. 6

    Beltway Air Conditioning, Heating & Plumbing

    4.9 · 2,833 Google reviewsHanover, MD11 years in business

    Beltway Air Conditioning, Heating & Plumbing is a family-owned home service company based in Hanover, Maryland. Founded in 2015 and still operated by the people who started it, the company serves residential and comme…

    Financing available
    86SCORE
    (443) 727-1542 WebsiteFull profile
  7. 7

    Clarksville Heating & Air, LLC

    5.0 · 853 Google reviewsHanover, MD

    Clarksville Heating & Air, LLC provides heating, cooling, and indoor air quality services from Hanover, Maryland. Its technicians repair, install, and maintain gas furnaces, heat pumps, hot water radiant heating syste…

    Financing availableEmergency service
    83SCORE
    (443) 278-2961 WebsiteFull profile
  8. 8

    SJT Plumbing & HVAC

    4.9 · 1,031 Google reviewsBaltimore, MD
    79SCORE
    (443) 838-6864 WebsiteFull profile
  9. 9

    CroppMetcalfe Columbia

    4.9 · 823 Google reviewsColumbia, MD
    79SCORE
    (410) 505-7670 WebsiteFull profile
  10. 10

    Fluid Plumbing & Heating LLC

    5.0 · 274 Google reviews
    79SCORE
    (443) 413-4117 WebsiteFull profile
  11. 11

    Horizon Services

    4.8 · 5,239 Google reviewsWindsor Mill, MD
    78SCORE
    (484) 795-1686 WebsiteFull profile
  12. 12

    Amazing Plumbing, Heating & Air

    4.8 · 2,400 Google reviewsBaltimore, MD
    78SCORE
    (410) 864-9280 WebsiteFull profile
  13. 13

    B&B Air Conditioning & Heating Service

    4.9 · 837 Google reviewsElkridge, MD
    78SCORE
    (410) 995-9863 WebsiteFull profile
  14. 14

    SuperTech Services

    4.9 · 700 Google reviewsTimonium, MD
    Emergency serviceFinancing availableBackground-checked
    78SCORE
    (443) 383-6898 WebsiteFull profile
  15. 15

    F.H. Furr Plumbing, Heating, Air Conditioning & Electrical

    4.8 · 2,158 Google reviewsGlen Burnie, MD
    77SCORE
    (410) 943-2535 WebsiteFull profile
  16. 16

    Alpha Heating & Air Conditioning, LLC

    4.9 · 536 Google reviews
    77SCORE
    (443) 983-9197 WebsiteFull profile
  17. 17

    Triple E

    4.9 · 496 Google reviewsReisterstown, MD
    77SCORE
    (410) 833-1133 WebsiteFull profile
  18. 18

    Green Comfort Systems

    4.9 · 490 Google reviewsRosedale, MD
    77SCORE
    (410) 927-1402 WebsiteFull profile
  19. 19

    SG Heating & Cooling Inc.

    5.0 · 141 Google reviewsColumbia, MD
    76SCORE
    (443) 909-8865 WebsiteFull profile
  20. 20

    Maryland Heating & Air

    4.9 · 468 Google reviewsEssex, MD
    75SCORE
    (855) 410-8324 WebsiteFull profile
  21. 21

    Len The Plumber Heating & Air, LLC

    4.7 · 18,276 Google reviewsHalethorpe, MD
    74SCORE
    (410) 324-3635 WebsiteFull profile
  22. 22

    Michael & Son Services

    4.7 · 9,321 Google reviewsBaltimore, MD
    74SCORE
    (410) 406-7397 WebsiteFull profile
  23. 23

    Albright's Mechanical Services

    4.8 · 728 Google reviewsEssex, MD
    74SCORE
    (410) 834-0148 WebsiteFull profile
  24. 24

    Elmar Heating & Cooling

    4.8 · 683 Google reviewsTimonium, MD
    74SCORE
    (443) 266-8014 WebsiteFull profile
  25. 25

    Elite Plumbing & Home Services

    4.9 · 261 Google reviews
    74SCORE
    (443) 343-2284 WebsiteFull profile
  26. 26

    Staton Heating Cooling Plumbing

    4.9 · 210 Google reviewsCockeysville, MD
    74SCORE
    (410) 267-3443 WebsiteFull profile
  27. 27
    74SCORE
    (443) 478-0515 WebsiteFull profile
  28. 28

    SM Mechanical LLC

    4.9 · 244 Google reviewsEssex, MD
    73SCORE
    (443) 559-5314 WebsiteFull profile
  29. 29

    MaxAir Inc

    4.8 · 347 Google reviewsGlen Burnie, MD
    72SCORE
    (410) 766-4989 WebsiteFull profile
  30. 30

    Broyles HVACR

    4.9 · 278 Google reviewsJoppatowne, MD
    72SCORE
    (667) 228-7015 WebsiteFull profile

Compare the top 10

Top HVAC companies in Baltimore by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Cornett Heating & Cooling925.01,12635Pasadena
2Complete Climate Services LLC915.01,04720Baltimore
3Heil Plumbing & HVAC904.92,73949Jessup
4Boothe's Heating, Air, Plumbing, Drains & Electrical904.92,31533Curtis Bay Industrial Area
5Buric Heating and Air Conditioning895.049726Columbia
6Beltway Air Conditioning, Heating & Plumbing864.92,83311Hanover
7Clarksville Heating & Air, LLC835.0853–Hanover
8SJT Plumbing & HVAC794.91,031–Baltimore
9CroppMetcalfe Columbia794.9823–Columbia
10Fluid Plumbing & Heating LLC795.0274–

HVAC companies in Baltimore: quick answers

Who is the highest-rated HVAC company in Baltimore, MD?

Cornett Heating & Cooling has the highest 5 Star Score among HVAC companies in and near Baltimore: 92 out of 100, with a 5.0 star Google rating from 1,126 reviews.

How many 5 Star HVAC companies serve Baltimore?

70 HVAC companies meet our standard within about 16 miles of Baltimore: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 30 have 57,487 Google reviews between them, averaging 4.89 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 Baltimore

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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.