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Best HVAC Contractors in East Setauket, NY (2026)

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

The short answer

  1. 1

    Best overall in East Setauket: Kintech Heating, Cooling & Plumbing, CR Score 64/100; 5.0★ from 633 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): US Air Conditioning & Heating, posts 24/7 hours; ranked #2 of 765.

  3. 3

    Most-reviewed: Universe Home Services, 6,771 Google reviews at 4.8★, the most of 765 ranked; ranked #3.

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

765 East Setauket HVAC contractors are ranked here by CR Score, from ten published factors. 245 are open 24/7, 464 open Saturdays and 319 open Sundays, based on posted hours. The median Google rating is 4.8★ across 765 rated businesses.

Top 10 HVAC contractors in East Setauket at a glance

Top 10 HVAC contractors in East Setauket at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Kintech Heating, Cooling & Plumbing645.0★ (633)Port Jefferson Station, 4 mi away24/7Overall
2US Air Conditioning & Heating634.8★ (582)Port Jefferson Station, 4 mi away24/7Emergencies
3Universe Home Services624.8★ (6,771)Farmingdale, 21 mi away24/7Most reviews
4Airborne Heating & Air Conditioning - HVAC Contractor625.0★ (439)Coram, 10 mi away24/7—
5Cool Power LLC624.9★ (630)Ronkonkoma, 11 mi away24/7—
6Energywise Inc624.9★ (514)Ronkonkoma, 10 mi away24/7—
7A1 Heating and Air Conditioning624.9★ (125)Coram, 2 mi away24/7—
8Apple Air Heating Cooling Electric and Plumbing614.8★ (4,690)Farmingdale, 22 mi away24/7—
9Tragar Home Services614.9★ (3,757)Hicksville, 25 mi away24/7—
10Around the Clock Refrigeration, Inc.614.9★ (107)East Farmingdale, 6 mi away24/7—

The 765 best HVAC contractors in East Setauket, 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. Based in Ronkonkoma, 11 mi away

    62/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 630 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 630 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    75 Air Park Dr, Ronkonkoma, NY 11779
  2. Based in Ronkonkoma, 10 mi away

    62/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.9★ from 514 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 514 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2231 5th Ave Suite 26, Ronkonkoma, NY 11779
  3. Based in Hicksville, 25 mi away

    61/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 3,757 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 3,757 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3 Washington Pkwy, Hicksville, NY 11801
  4. Based in Bohemia, 11 mi away

    60/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.7★ from 1,230 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.7★ from 1,230 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1610 Ocean Ave, Bohemia, NY 11716
  5. Based in Middle Island, 8 mi away

    60/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.7★ from 2,447 Google reviews, listed on Google as “Heating contractor”.

    • 4.7★ from 2,447 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 8 AM–4 PM · Sun closed
    Address
    120 Middle Country Rd, Middle Island, NY 11953
  6. Based in Bohemia, 11 mi away

    60/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 138 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 138 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1507 Smithtown Ave #17, Bohemia, NY 11716
  7. Based in Ronkonkoma, 11 mi away

    59/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 117 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 117 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    154-1 Remington Blvd, Ronkonkoma, NY 11779
  8. Based in Yaphank, 12 mi away

    59/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.4★ from 872 Google reviews, listed on Google as “HVAC contractor”.

    • 4.4★ from 872 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    30 Old Dock Rd, Yaphank, NY 11980

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 765 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in East Setauket, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26GallettAir Inc. Heating & Air Conditioning594.9★ (406)20 mi
27Aire Serv of Southwest Connecticut594.8★ (565)20 mi
28Suffolk Plumbing Inc594.9★ (797)24 mi
29Just Fuel594.9★ (269)12 mi
30Sony Heating and Cooling594.9★ (46)7 mi
31VP Plumbing & Heating594.9★ (316)5 mi
32K2 Heating & Air Conditioning594.8★ (328)18 mi
33Domino Fuel Inc.594.6★ (578)10 mi
34HomeServe of Long Island594.6★ (1,573)22 mi
35Advanced Air Conditioning, Heating & Refrigeration584.8★ (114)13 mi
36Air Solutions, Inc.584.8★ (718)24 mi
37Global Oil Burner Services584.8★ (71)10 mi
38Levco Oil & Propane584.7★ (590)21 mi
39Long Island's Burner King, LLC584.3★ (428)10 mi
40Swezey Fuel584.8★ (1,014)13 mi
41ECE Air584.8★ (159)16 mi
42NYC Home Systems585.0★ (34)9 mi
43Christopher's Heating & Air Conditioning Inc584.9★ (112)15 mi
44ALL Seasons Air Conditioning584.8★ (321)21 mi
45Hart Home Comfort584.7★ (1,288)14 mi
46Innova Homes585.0★ (22)6 mi
47Soundview Heating & Air Conditioning584.9★ (994)9 mi
48Chivalry Plumbing, Heating & Cooling584.8★ (590)25 mi
49JLS Quality Air LLC584.9★ (43)11 mi
50All Weather Heating & Cooling584.8★ (407)23 mi

Also serving East Setauket

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 East Setauket?

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

How much do HVAC contractors cost in East Setauket?
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

When to hire an HVAC contractor in New York

In New York, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked East Setauket HVAC contractors

We scored 765 East Setauket 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 East Setauket 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 East Setauket: frequently asked questions

Who is the best HVAC contractor in East Setauket?

By CR Score, the highest-ranked HVAC contractor in East Setauket, NY is Kintech Heating, Cooling & Plumbing with a CR Score of 64/100. It has 5.0★ from 633 Google reviews. It is open 24/7. US Air Conditioning & Heating (#2) and Universe Home Services (#3) follow. We ranked 765 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in East Setauket?

ContractorsRanked ranks 765 HVAC contractors serving East Setauket, NY. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in East Setauket are open 24/7?

245 ranked HVAC contractors in East Setauket post 24/7 hours. The highest-ranked are Kintech Heating, Cooling & Plumbing (#1), US Air Conditioning & Heating (#2) and Universe Home Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in East Setauket work on weekends?

464 of 765 ranked HVAC contractors post Saturday hours and 319 post Sunday hours. The highest-ranked open Saturdays are Kintech Heating, Cooling & Plumbing (#1), US Air Conditioning & Heating (#2) and Universe Home Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in East Setauket?

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

What Google rating do East Setauket HVAC contractors have?

The median Google rating among 765 rated HVAC contractors in East Setauket is 4.8★, with a median of 17 reviews. Universe Home Services has the most, 6,771 reviews, and ranks #3. 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 East Setauket?

In New York, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.

How does ContractorsRanked rank HVAC contractors?

Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for East Setauket

  1. October 2026: CR Scores recalculated for 765 hvac contractors serving East Setauket.
  2. October 2026: 3 duplicate listings merged.

More HVAC contractors and East Setauket pages

Other trades in East Setauket