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ContractorsRanked

Best HVAC Contractors in Carney, MD (2026)

567 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Carney: Michael & Son Services, CR Score 92/100; 4.7★ from 8,039 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Complete Climate Services LLC, posts 24/7 hours; ranked #2 of 567.

  3. 19

    Most-reviewed: Len The Plumber Heating & Air, LLC, 15,911 Google reviews at 4.7★, the most of 567 ranked; ranked #19.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

567 Carney HVAC contractors are ranked here by CR Score, from 8 published factors. 169 are open 24/7, 342 open Saturdays and 260 open Sundays, based on posted hours. The median Google rating is 4.8★ across 567 rated businesses.

Top 10 HVAC contractors in Carney at a glance

Top 10 HVAC contractors in Carney at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Michael & Son Services924.7★ (8,039)Baltimore, 6 mi away24/7Overall
2Complete Climate Services LLC915.0★ (786)Baltimore, 8 mi away24/7Emergencies
3Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical904.8★ (4,514)Baltimore, 13 mi away24/7—
4Maryland Heating & Air894.9★ (369)Essex, 6 mi away24/7—
5Boothe's Heating, Air, Plumbing, Drains & Electrical894.9★ (1,461)Dundalk, 15 mi away24/7—
6Contemporary Air Systems, Inc.895.0★ (195)Essex, 7 mi away24/7—
7Elmar Heating & Cooling894.8★ (614)Timonium, 7 mi away24/7—
8Alpha Heating & Air Conditioning, LLC894.9★ (419)Arbutus, 9 mi away24/7—
9Hughes Mechanical, LLC894.8★ (408)Essex, 6 mi away24/7—
10Abbott Brothers Plumbing & Heating of Maryland884.8★ (354)Baltimore, 7 mi away24/7—

The 567 best HVAC contractors in Carney, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  11. #11 Broyles HVACR

    Based in Joppatowne, 9 mi away

    88/100CR Score

    Ranked #11 because of its Google rating and availability: 4.9★ from 244 Google reviews, open 24/7.

    • 4.9★ from 244 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    37 Neptune Dr, Joppatowne, MD 21085
    View profile for Broyles HVACR(667) 228-7015

  12. #12 Farnen & Dermer

    Based in Owings Mills, 14 mi away

    88/100CR Score

    Ranked #12 because of its Google rating and availability: 4.8★ from 931 Google reviews, open 24/7.

    • 4.8★ from 931 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10500 Reisterstown Rd, Owings Mills, MD 21117
    View profile for Farnen & Dermer(410) 367-7777

  14. #14 HGH Mechanical

    Based in Edgewood, 12 mi away

    88/100CR Score

    Ranked #14 because of its Google rating and availability: 4.9★ from 337 Google reviews, open 24/7.

    • 4.9★ from 337 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2107 Emmorton Park Rd #111, Edgewood, MD 21040
    View profile for HGH Mechanical(410) 679-3794

  16. #16 Blue Dot Services

    Based in Bel Air North, 15 mi away

    88/100CR Score

    Ranked #16 because of its Google rating and availability: 4.5★ from 7,297 Google reviews, open 24/7.

    • 4.5★ from 7,297 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    125 Industry Ln, Forest Hill, MD 21050
    View profile for Blue Dot Services(410) 846-2992

  17. #17 S&L Prime A/C and Heating

    Based in Cockeysville, 5 mi away

    88/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 726 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 726 Google reviews
    Hours
    Mon–Fri 6:30 AM–7 PM · Sat 7 AM–7 PM · Sun 8 AM–7 PM
    Address
    12076 Glen Arm Rd, Glen Arm, MD 21057
    View profile for S&L Prime A/C and Heating(410) 803-5414

  21. #21 Triple E

    Based in Reisterstown, 16 mi away

    87/100CR Score

    Ranked #21 because of its Google rating and availability: 4.9★ from 469 Google reviews, open 24/7.

    • 4.9★ from 469 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    655 Main St #1959, Reisterstown, MD 21136
    View profile for Triple E(410) 833-1133

HVAC contractors ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 567 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Carney, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Green Comfort Systems874.9★ (400)5 mi
27ABC Cooling & Heating LLC864.7★ (247)9 mi
28Comfort Air865.0★ (65)9 mi
29A.J. Michaels864.5★ (309)6 mi
30Arundel Service Experts864.7★ (472)14 mi
31Rowbel Services865.0★ (32)5 mi
32First Response Heating & Cooling864.8★ (285)15 mi
33Tario HVAC, LLC864.9★ (142)14 mi
34Environmental Systems Associates864.9★ (658)23 mi
35Breezy Heating Ventilation and Air Conditioning864.8★ (121)11 mi
36United Air Temp864.9★ (180)16 mi
37Albright's Mechanical Services864.8★ (530)7 mi
38Griff's Heating and Air865.0★ (93)14 mi
39Synergy Mechanical Solutions865.0★ (37)7 mi
40Excel Services854.9★ (411)17 mi
41Beltway Air Conditioning, Heating & Plumbing854.9★ (2,167)18 mi
42F.H. Furr Plumbing, Heating, Air Conditioning & Electrical854.7★ (1,847)23 mi
43Warrior Plumbing & Heating854.9★ (400)7 mi
44APJ HVAC and R855.0★ (43)10 mi
45Beyond Cooling LLC854.9★ (82)12 mi
46Ambient LLC854.8★ (336)19 mi
47Dalton Air Conditioning Repair855.0★ (44)10 mi
48KMT Mechanical llc (HVAC)854.8★ (12)In Carney
49AAA854.7★ (60)2 mi
50Pure Air HVAC855.0★ (378)13 mi

Also serving Carney

20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked HVAC contractors serving Carney
BusinessGoogle ratingDistance
3P2D HVAC SERVICES, LLCIn Carney
A Blessing Mechanical, LLC5.0★ (2)In Carney
Aire-Craft Heating & Cooling Co Inc4.8★ (26)6 mi
American Mechanical Repair3.0★ (2)1 mi
Brad Knows HVAC5.0★ (2)In Carney
Commercial CAD5.0★ (2)6 mi
Contemporary Air Systems, Inc.In Carney
DJE Plumbing and Heating5.0★ (2)In Carney
Elite Heating And Cooling3.0★ (2)2 mi
Frazier's Mechanical Services, LLC5.0★ (1)In Carney
Grace Comfort Zones LLCIn Carney
Heating & Cooling Certified Mechanic LLC5.0★ (2)In Carney
JJ HEATING & COOLING COMPANYIn Carney
Nesmith Unlimited Services, LLCIn Carney
Olympic Heating & Air Conditioning Company, Inc.In Carney
One Hour Air Conditioning & Heating® of Harford County4.8★ (292)17 mi
Ready Air HVAC5.0★ (2)7 mi
Shielded Edge Property Solutions5.0★ (2)In Carney
TRIO HVACR SERVICES5.0★ (2)7 mi
United Air Temp4.4★ (88)5 mi

How much do HVAC contractors cost in Carney?

National price ranges in USD, not adjusted for Carney. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Carney?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an HVAC contractor's license in Maryland

In Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors licenses Heating, ventilation, air conditioning and refrigeration work.

  1. Check that the status is active and the name matches the contract or truck.
  2. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire an HVAC contractor in Maryland

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Carney HVAC contractors

We scored 567 Carney HVAC contractors on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Carney data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

HVAC contractors in Carney: frequently asked questions

Who is the best HVAC contractor in Carney?

By CR Score, the highest-ranked HVAC contractor in Carney, MD is Michael & Son Services with a CR Score of 92/100. It has 4.7★ from 8,039 Google reviews. It is open 24/7. Complete Climate Services LLC (#2) and Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical (#3) follow. We ranked 567 HVAC contractors on 8 factors, last updated October 22, 2026.

How many HVAC contractors are there in Carney?

ContractorsRanked ranks 567 HVAC contractors serving Carney, MD. 1 of them is based in Carney; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Carney are open 24/7?

169 ranked HVAC contractors in Carney post 24/7 hours. The highest-ranked are Michael & Son Services (#1), Complete Climate Services LLC (#2) and Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Carney work on weekends?

342 of 567 ranked HVAC contractors post Saturday hours and 260 post Sunday hours. The highest-ranked open Saturdays are Michael & Son Services (#1), Complete Climate Services LLC (#2) and Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in Maryland?

In Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors handles licensing and covers Heating, ventilation, air conditioning and refrigeration work.

How much does ac replacement cost in Carney?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Carney. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Carney HVAC contractors have?

The median Google rating among 567 rated HVAC contractors in Carney is 4.8★, with a median of 19 reviews. Len The Plumber Heating & Air, LLC has the most, 15,911 reviews, and ranks #19. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Carney?

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

Update log for Carney

  1. October 2026: CR Scores recalculated for 567 hvac contractors serving Carney.
  2. October 2026: 2 duplicate listings merged.

More HVAC contractors and Carney pages

Other trades in Carney