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Best HVAC Contractors in Mendham, NJ (2026)

1,024 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Mendham: Air Group, CR Score 64/100; 4.9★ from 2,805 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Fras-Air Service Experts, posts 24/7 hours; ranked #2 of 1,024.

  3. 5

    Most-reviewed: Service Professionals, 6,302 Google reviews at 4.7★, the most of 1,024 ranked; ranked #5.

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

1,024 Mendham HVAC contractors are ranked here by CR Score, from ten published factors. 397 are open 24/7, 699 open Saturdays and 518 open Sundays, based on posted hours. The median Google rating is 4.8★ across 1,024 rated businesses.

Top 10 HVAC contractors in Mendham at a glance

Top 10 HVAC contractors in Mendham at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Air Group644.9★ (2,805)East Hanover, 11 mi away24/7Overall
2Fras-Air Service Experts634.9★ (3,876)Bridgewater, 17 mi away24/7Emergencies
3Russo Bros. and Co.634.8★ (3,043)East Hanover, 14 mi away24/7—
4Pipe Works Services, Inc.634.8★ (1,940)Chatham, 12 mi away24/7—
5Service Professionals634.7★ (6,302)Union, 17 mi away24/7Most reviews
6Premier services635.0★ (523)Hawthorne, 10 mi away24/7—
7Binsky Home Service624.8★ (3,574)Somerset, 17 mi away24/7—
8Meyer & Depew Co., Inc.624.9★ (1,618)Kenilworth, 17 mi away24/7—
9Air2Cool Heating/AC & Refrigeration625.0★ (260)Dover, 9 mi away24/7—
10Arctic Plumbing & HVAC625.0★ (652)Emerson, 15 mi away24/7—

The 1,024 best HVAC contractors in Mendham, 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 Mendham

    Based in East Hanover, 11 mi away

    64/100CR Score

    Ranked #1 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
  2. Based in East Hanover, 14 mi away

    63/100CR Score

    Ranked #3 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
  3. Based in Somerset, 17 mi away

    62/100CR Score

    Ranked #7 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
  4. Based in Scotch Plains, 14 mi away

    61/100CR Score

    Ranked #19 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 Manville, 17 mi away

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 717 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 717 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1013 Kennedy Blvd, Manville, NJ 08835

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 1,024 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Mendham, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Efficient Air Service604.9★ (830)20 mi
27Chapman Bros. Plumbing, Heating and Air Conditioning604.8★ (732)18 mi
28Lesco Plumbing, Heating & Cooling604.9★ (475)11 mi
29Volpe Service Company605.0★ (149)13 mi
30Jack Frost Heating & Air Conditioning, LLC604.6★ (601)6 mi
31Superior Home Services604.9★ (378)17 mi
32NJ Pipe Doctor604.8★ (1,378)23 mi
33Climax Heating and Cooling605.0★ (57)8 mi
34Stashluk Plumbing, Heating, Air Conditioning and Generators604.7★ (290)12 mi
35Sam's Air Control594.9★ (621)21 mi
36Service Professionals594.9★ (485)20 mi
37Monster Mechanical595.0★ (221)18 mi
38Platinum Heating & Cooling594.9★ (300)18 mi
39Speer Air594.7★ (181)11 mi
40Honest Heating & Cooling595.0★ (55)9 mi
41Ron Jon Heating & Cooling, Inc.594.7★ (166)11 mi
42Climate Plus, LLC594.8★ (361)17 mi
43Residential Air Systems, Inc.594.9★ (425)21 mi
44VIP HVAC SERVICE CORPORATION595.0★ (178)18 mi
45Always Comfy LLC594.8★ (315)17 mi
46Ryan & Company594.8★ (324)7 mi
47Duct Pro Cleaning595.0★ (182)12 mi
48Gold Medal Service - Air Conditioning, Heating, Plumbing, & Electrical594.4★ (5,625)25 mi
49Sterling Heating & Cooling595.0★ (31)7 mi
50Green Air Care (dba Green Ductors)594.9★ (613)18 mi

Also serving Mendham

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.

How much do HVAC contractors cost in Mendham?

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

How much do HVAC contractors cost in Mendham?
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 Mendham HVAC contractors

We scored 1,024 Mendham 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 Mendham 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 Mendham: frequently asked questions

Who is the best HVAC contractor in Mendham?

By CR Score, the highest-ranked HVAC contractor in Mendham, NJ is Air Group with a CR Score of 64/100. It has 4.9★ from 2,805 Google reviews. It is open 24/7. Fras-Air Service Experts (#2) and Russo Bros. and Co. (#3) follow. We ranked 1,024 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Mendham?

ContractorsRanked ranks 1,024 HVAC contractors serving Mendham, NJ. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Mendham are open 24/7?

397 ranked HVAC contractors in Mendham post 24/7 hours. The highest-ranked are Air Group (#1), Fras-Air Service Experts (#2) and Russo Bros. and Co. (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Mendham work on weekends?

699 of 1,024 ranked HVAC contractors post Saturday hours and 518 post Sunday hours. The highest-ranked open Saturdays are Air Group (#1), Fras-Air Service Experts (#2) and Russo Bros. and Co. (#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 Mendham?

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

What Google rating do Mendham HVAC contractors have?

The median Google rating among 1,024 rated HVAC contractors in Mendham is 4.8★, with a median of 20 reviews. Service Professionals has the most, 6,302 reviews, and ranks #5. 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 Mendham?

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 Mendham

  1. October 2026: CR Scores recalculated for 1,024 hvac contractors serving Mendham.
  2. October 2026: 4 duplicate listings merged.

More HVAC contractors and Mendham pages

Other trades in Mendham