Skip to content
ContractorsRanked

Emergency HVAC Contractors in Port Jefferson Station, NY (2026)

Top 50 of 669 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 Port Jefferson Station: Kintech Heating, Cooling & Plumbing, 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 Port Jefferson Station at a glance

Top emergency HVAC contractors in Port Jefferson Station at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Kintech Heating, Cooling & Plumbing655.0★ (633)Port Jefferson Station24/7
2US Air Conditioning & Heating654.8★ (582)Port Jefferson Station24/7
3Airborne Heating & Air Conditioning - HVAC Contractor635.0★ (439)Coram, 8 mi away24/7
4Varsity Home Service634.7★ (1,230)Bohemia, 10 mi away24/7
5Cool Power LLC634.9★ (630)Ronkonkoma, 10 mi away24/7
6Universe Home Services624.8★ (6,771)Farmingdale, 23 mi away24/7
7Energywise Inc624.9★ (514)Ronkonkoma, 10 mi away24/7
8A1 Heating and Air Conditioning624.9★ (125)Coram, 2 mi away24/7
9Around the Clock Refrigeration, Inc.624.9★ (107)East Farmingdale, 3 mi away24/7
10Apple Air Heating Cooling Electric and Plumbing624.8★ (4,690)Farmingdale, 24 mi away24/7

Call an emergency HVAC contractor in Port Jefferson Station 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 Port Jefferson Station, 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 669 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.

  4. #4 Varsity Home Service

    Based in Bohemia, 10 mi away

    63/100CR Score

    Ranked #4 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

  5. #5 Cool Power LLC

    Based in Ronkonkoma, 10 mi away

    63/100CR 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
    View profile for Cool Power LLC(631) 913-8905

  7. #7 Energywise Inc

    Based in Ronkonkoma, 10 mi away

    62/100CR Score

    Ranked #7 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

  11. #11 Petro Home Services

    Based in Yaphank, 9 mi away

    61/100CR Score

    Ranked #11 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

  17. #17 Jen Air Inc

    Based in Bohemia, 11 mi away

    60/100CR Score

    Ranked #17 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

  21. #21 Sam Mechanical Inc

    Based in Ronkonkoma, 10 mi away

    60/100CR Score

    Ranked #21 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

  25. #25 Ljv mechanical

    Based in Bayport, 12 mi away

    60/100CR Score

    Ranked #25 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

Top 50 of 669 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 Port Jefferson Station, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Pacific Heating & Air Conditioning604.9★ (60)7 mi
27Bobby O’s HVAC Inc.604.3★ (30)In Port Jefferson Station
28ECE Air604.8★ (159)13 mi
29Sony Heating and Cooling594.9★ (46)6 mi
30Wilson's Plumbing Heating HVAC & Electric595.0★ (258)18 mi
31HomeServe of Long Island594.6★ (1,573)24 mi
32Cardinal Air - Heating and Cooling594.8★ (21)2 mi
33JLS Quality Air LLC594.9★ (43)7 mi
34Best Temp Central594.9★ (52)9 mi
35GallettAir Inc. Heating & Air Conditioning594.9★ (406)22 mi
36K2 Heating & Air Conditioning594.8★ (328)19 mi
37NYC Home Systems595.0★ (34)7 mi
38Advanced Air Conditioning, Heating & Refrigeration594.8★ (114)14 mi
39Aire Serv of Southwest Connecticut594.8★ (565)23 mi
40Karl's Plumbing Heating and Cooling593.6★ (77)1 mi
41Innova Homes595.0★ (22)6 mi
42Levco Oil & Propane594.7★ (590)23 mi
43Salco HVAC Heating & Cooling594.8★ (63)11 mi
44Safeguard Gas Heat, Inc.594.5★ (10)In Port Jefferson Station
45Brooklyn Queens HVAC | Heating & Air Conditioning Repairs & Service584.5★ (55)8 mi
46Retail Mechanical Services584.9★ (46)10 mi
47BaezHVAC LLC585.0★ (25)7 mi
48Emergency Oil Delivery Inc584.3★ (52)7 mi
49JNJ Air585.0★ (24)7 mi
50Christopher's Heating & Air Conditioning Inc584.9★ (112)16 mi

How we ranked emergency HVAC contractors in Port Jefferson Station

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 Port Jefferson Station: questions

Which HVAC contractors in Port Jefferson Station are open 24/7?

25 on this list post 24/7 hours, including Kintech Heating, Cooling & Plumbing, US Air Conditioning & Heating, Airborne Heating & Air Conditioning - HVAC Contractor, Varsity Home Service and Cool Power LLC.

Who is ranked #1 for emergency heating and cooling in Port Jefferson Station, NY?

Kintech Heating, Cooling & Plumbing is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Port Jefferson Station 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?

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

Update log for Port Jefferson Station

  1. October 2026: CR Scores recalculated for 669 hvac contractors serving Port Jefferson Station.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages