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Best HVAC Contractors in Mountainside, NJ (2026)

2,304 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Mountainside: Service Professionals, CR Score 65/100; 4.7★ from 6,302 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Meyer & Depew Co., Inc., posts 24/7 hours; ranked #2 of 2,304.

  3. 10

    Most-reviewed: Arctic Air Conditioning, 9,474 Google reviews at 4.9★, the most of 2,304 ranked; ranked #10.

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

2,304 Mountainside HVAC contractors are ranked here by CR Score, from ten published factors. 875 are open 24/7, 1,579 open Saturdays and 1,213 open Sundays, based on posted hours. The median Google rating is 4.8★ across 2,304 rated businesses.

Top 10 HVAC contractors in Mountainside at a glance

Top 10 HVAC contractors in Mountainside at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Service Professionals654.7★ (6,302)Union, 4 mi away24/7Overall
2Meyer & Depew Co., Inc.654.9★ (1,618)Kenilworth, 3 mi away24/7Emergencies
3Pipe Works Services, Inc.644.8★ (1,940)Chatham, 4 mi away24/7—
4Air Group644.9★ (2,805)East Hanover, 11 mi away24/7—
5Bill Leary Air Conditioning & Heating644.8★ (3,190)Metuchen, 9 mi away24/7—
6First Choice Plumbing, Heating, Air Conditioning & Electrical634.9★ (1,475)Metuchen, 9 mi away24/7—
7Chapman Bros. Plumbing, Heating and Air Conditioning634.8★ (732)Cranford, 3 mi away24/7—
8Russo Bros. and Co.634.8★ (3,043)East Hanover, 11 mi away24/7—
9Vanguard Service NJ634.9★ (474)Scotch Plains, 3 mi away24/7—
10Arctic Air Conditioning634.9★ (9,474)Old Bridge, 21 mi away24/7Most reviews

The 2,304 best HVAC contractors in Mountainside, ranked

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

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in Mountainside

    Based in Union, 4 mi away

    65/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.7★ from 6,302 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 6,302 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    923 Rahway Ave, Union, NJ 07083
  2. Based in East Hanover, 11 mi away

    64/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 2,805 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 2,805 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1 Prince Rd, Whippany, NJ 07981
  3. Based in East Hanover, 11 mi away

    63/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 3,043 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,043 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    27 Eagle Rock Ave, East Hanover, NJ 07936
  4. Based in Scotch Plains, 3 mi away

    63/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 474 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 474 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1766 E 2nd St, Scotch Plains, NJ 07076
  5. Based in Somerset, 13 mi away

    63/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 3,574 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,574 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    22 Worlds Fair Dr suite e, Somerset, NJ 08873
  6. Based in Woodbridge, 9 mi away

    63/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.8★ from 1,378 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,378 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    234 Main St, Woodbridge, NJ 07095
  7. Based in Edison, 10 mi away

    62/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 621 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 621 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1217 US-1, Edison, NJ 08837
  8. Based in New Providence, 3 mi away

    61/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 182 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 182 Google reviews
    Hours
    Mon–Fri 8 AM–9 PM · Sat 9 AM–9 PM · Sun 8 AM–9 PM
    Address
    37 Verona Rd, New Providence, NJ 07974

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 2,304 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Mountainside, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Infinite Comfort, LLC614.9★ (708)3 mi
27Absolute HVAC LLC615.0★ (506)16 mi
28Premier services615.0★ (523)17 mi
29Superior Home Services614.9★ (378)12 mi
30Valairco614.9★ (717)16 mi
31Gold Medal Service - Air Conditioning, Heating, Plumbing, & Electrical604.4★ (5,625)16 mi
32Always Comfy LLC604.8★ (315)11 mi
33Green Apple Mechanical Plumbing Heating & Cooling Garfield605.0★ (165)11 mi
34Volpe Service Company605.0★ (149)10 mi
35Davidson Heating & Cooling604.9★ (856)12 mi
36HomeServe of Staten Island604.6★ (748)11 mi
37Inventi Service604.9★ (112)7 mi
38J R Air Duct Cleaning605.0★ (757)21 mi
39nextgen plumbing, heating & cooling604.9★ (259)12 mi
40Residential Air Systems, Inc.604.9★ (425)15 mi
41Service Professionals604.9★ (485)16 mi
42Union Heat, LLC604.8★ (85)4 mi
43P.A.C. Plumbing, Heating, & A/C604.9★ (2,296)12 mi
44C & C Air Conditioning and Heating604.8★ (2,117)23 mi
45FlowMaster Sewer Services604.9★ (72)6 mi
46Good Tidings Plumbing Heating Cooling604.8★ (1,009)4 mi
47Precise Plumbing & Heating604.9★ (346)15 mi
48Argent604.7★ (318)4 mi
49All Time Heating Cooling & Plumbing605.0★ (281)17 mi
50Richmond Plumbing and Heating Co604.7★ (441)12 mi

Also serving Mountainside

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 Mountainside
BusinessGoogle ratingDistance
5 Star Contractors LLC4.5★ (2)9 mi
A-AAA Better Plumbing & Heating3.5★ (2)9 mi
ASAP Heating, Cooling & Refrigeration5.0★ (2)5 mi
Breeze Heating and Cooling LLC5.0★ (2)10 mi
CET Heating & Air Conditioning Inc.5.0★ (2)5 mi
Corvelli Plumbing and Heating5.0★ (2)6 mi
Crab5.0★ (2)9 mi
Economic pro construction llc5.0★ (2)5 mi
Fm air llcIn Mountainside
Hanover NJ HVAC and Plumbing3.5★ (2)10 mi
J.C. Heating & Air Conditioning3.0★ (2)7 mi
Jacinto Plumbing Heating5.0★ (2)8 mi
Kean Heating & Cooling LLC4.9★ (77)6 mi
Navarro & Sons Roofing & Remodeling4.8★ (83)7 mi
Newmans Heating & Air Conditioning4.8★ (160)11 mi
ProAir Solutions4.0★ (2)10 mi
Reel-Strong Heating4.7★ (48)3 mi
Ron Jon Heating & Cooling, Inc.4.7★ (166)9 mi
Sears Heating and Air Conditioning3.0★ (2)7 mi
Springfield Heating & Air Conditioning5.0★ (1)In Mountainside

How much do HVAC contractors cost in Mountainside?

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

How much do HVAC contractors cost in Mountainside?
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 New Jersey

In New Jersey, New Jersey State Board of Examiners of HVACR Contractors licenses Heating, ventilation, air conditioning and refrigeration work.

  1. Search the business name or license number on the New Jersey State Board of Examiners of HVACR Contractors license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. 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 New Jersey

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 Mountainside HVAC contractors

We scored 2,304 Mountainside HVAC contractors on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Mountainside data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Mountainside: frequently asked questions

Who is the best HVAC contractor in Mountainside?

By CR Score, the highest-ranked HVAC contractor in Mountainside, NJ is Service Professionals with a CR Score of 65/100. It has 4.7★ from 6,302 Google reviews. It is open 24/7. Meyer & Depew Co., Inc. (#2) and Pipe Works Services, Inc. (#3) follow. We ranked 2,304 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Mountainside?

ContractorsRanked ranks 2,304 HVAC contractors serving Mountainside, NJ. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Mountainside are open 24/7?

875 ranked HVAC contractors in Mountainside post 24/7 hours. The highest-ranked are Service Professionals (#1), Meyer & Depew Co., Inc. (#2) and Pipe Works Services, Inc. (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Mountainside work on weekends?

1,579 of 2,304 ranked HVAC contractors post Saturday hours and 1,213 post Sunday hours. The highest-ranked open Saturdays are Service Professionals (#1), Meyer & Depew Co., Inc. (#2) and Pipe Works Services, Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.

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

In New Jersey, New Jersey State Board of Examiners of HVACR Contractors handles licensing and covers Heating, ventilation, air conditioning and refrigeration work. Search the business or license number at https://newjersey.mylicense.com/verification/.

How much does ac replacement cost in Mountainside?

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 Mountainside. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Mountainside HVAC contractors have?

The median Google rating among 2,304 rated HVAC contractors in Mountainside is 4.8★, with a median of 18 reviews. Arctic Air Conditioning has the most, 9,474 reviews, and ranks #10. 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 Mountainside?

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 Mountainside

  1. October 2026: CR Scores recalculated for 2,304 hvac contractors serving Mountainside.
  2. October 2026: 11 duplicate listings merged.

More HVAC contractors and Mountainside pages

Other trades in Mountainside