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Emergency HVAC Contractors in Sayville, NY (2026)

Top 50 of 591 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Sayville: Varsity Home Service, open 24/7.

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

Top emergency HVAC contractors in Sayville at a glance

Top emergency HVAC contractors in Sayville at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Varsity Home Service644.7★ (1,230)Bohemia, 4 mi away24/7
2Cool Power LLC644.9★ (630)Ronkonkoma, 3 mi away24/7
3Universe Home Services644.8★ (6,771)Farmingdale, 17 mi away24/7
4Energywise Inc634.9★ (514)Ronkonkoma, 5 mi away24/7
5Apple Air Heating Cooling Electric and Plumbing634.8★ (4,690)Farmingdale, 18 mi away24/7
6Dashing Dan's Plumbing & Heating Inc.624.9★ (764)West Islip, 12 mi away24/7
7Kintech Heating, Cooling & Plumbing625.0★ (633)Port Jefferson Station, 12 mi away24/7
8K.S Mechanical Services | Air Conditioning | Boiler Repair | Furnace Repair624.9★ (135)Bohemia, 3 mi away24/7
9Tragar Home Services624.9★ (3,757)Hicksville, 22 mi away24/7
10Ljv mechanical625.0★ (104)Bayport, 2 mi away24/7

Call an emergency HVAC contractor in Sayville now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Sayville, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 591 is on the HVAC contractors page.

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 Sayville

    #1 Varsity Home Service

    Based in Bohemia, 4 mi away

    64/100CR Score

    Ranked #1 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
    View profile for Varsity Home Service(631) 305-2227

  2. #2 Cool Power LLC

    Based in Ronkonkoma, 3 mi away

    64/100CR Score

    Ranked #2 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
    View profile for Cool Power LLC(631) 913-8905

  4. #4 Energywise Inc

    Based in Ronkonkoma, 5 mi away

    63/100CR Score

    Ranked #4 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
    View profile for Energywise Inc(631) 500-5300

  9. #9 Tragar Home Services

    Based in Hicksville, 22 mi away

    62/100CR 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
    View profile for Tragar Home Services(516) 980-3839

  10. #10 Ljv mechanical

    Based in Bayport, 2 mi away

    62/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 104 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 104 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    735 Sylvan Ave, Bayport, NY 11705
    View profile for Ljv mechanical(631) 664-5566

  11. #11 Jen Air Inc

    Based in Bohemia, 3 mi away

    62/100CR Score

    Ranked #11 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
    View profile for Jen Air Inc(631) 212-0801

  12. #12 Petro Home Services

    Based in Yaphank, 9 mi away

    61/100CR Score

    Ranked #12 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
    View profile for Petro Home Services(516) 495-8322

  14. #14 Sam Mechanical Inc

    Based in Ronkonkoma, 5 mi away

    61/100CR Score

    Ranked #14 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
    View profile for Sam Mechanical Inc(631) 484-1198

  18. #18 Suffolk Plumbing Inc

    Based in Amityville, 17 mi away

    61/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 797 Google reviews, listed on Google as “Heating contractor”.

    • 4.9★ from 797 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    76 Montauk Hwy, Amityville, NY 11701
    View profile for Suffolk Plumbing Inc(631) 813-9384

Top 50 of 591 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Sayville, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Advanced Air Conditioning, Heating & Refrigeration604.8★ (114)8 mi
27Christopher's Heating & Air Conditioning Inc604.9★ (112)10 mi
28Chivalry Plumbing, Heating & Cooling604.8★ (590)19 mi
29Pacific Heating & Air Conditioning604.9★ (60)6 mi
30All Weather Heating & Cooling604.8★ (407)17 mi
31ECE Air604.8★ (159)11 mi
32LVV HVAC Heating & Refrigeration605.0★ (194)15 mi
33ALL Seasons Air Conditioning604.8★ (321)16 mi
34Rubber Duck Plumbing Inc.604.7★ (398)17 mi
35Around the Clock Refrigeration, Inc.594.9★ (107)11 mi
36Island Air Heating and Cooling594.4★ (49)3 mi
37Next Generation Mechanical595.0★ (34)5 mi
38Resource One Service595.0★ (56)9 mi
39A1 Heating and Air Conditioning594.9★ (125)14 mi
40All Island Plumbing Heating & Cooling594.9★ (283)19 mi
41NYC Home Systems595.0★ (34)6 mi
42Clean wave heating and cooling595.0★ (63)11 mi
43Sony Heating and Cooling594.9★ (46)8 mi
44Advanced Tech HVAC595.0★ (30)6 mi
45All Service Heating and Conditioning Inc.594.2★ (88)5 mi
46Best Temp Central594.9★ (52)9 mi
47One Hour Heating & Air Conditioning®594.5★ (210)14 mi
48Jet Air Co- Best Ventilation, Plumbing, Heating & Air Conditioning HVAC Contractor, Boiler installation Long Island, New York594.6★ (83)10 mi
49Junior's Climate Control, Inc.584.7★ (15)3 mi
50Richard's Heating & Cooling584.9★ (90)15 mi

How we ranked emergency HVAC contractors in Sayville

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Sayville: questions

Which HVAC contractors in Sayville are open 24/7?

25 on this list post 24/7 hours, including Varsity Home Service, Cool Power LLC, Universe Home Services, Energywise Inc and Apple Air Heating Cooling Electric and Plumbing.

Who is ranked #1 for emergency heating and cooling in Sayville, NY?

Varsity Home Service is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Sayville ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

24 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Sayville

  1. October 2026: CR Scores recalculated for 591 hvac contractors serving Sayville.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages