64/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 6,771 Google reviews.
- 4.8★ from 6,771 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 260 Smith St, Farmingdale, NY 11735
Emergency HVAC Contractors in Saint James, NY (2026)
Top 50 of 783 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 for emergency heating and cooling in Saint James: Universe Home Services, 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 Saint James at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Universe Home Services | 64 | 4.8★ (6,771) | Farmingdale, 16 mi away | 24/7 |
| 2 | Kintech Heating, Cooling & Plumbing | 64 | 5.0★ (633) | Port Jefferson Station, 7 mi away | 24/7 |
| 3 | Varsity Home Service | 64 | 4.7★ (1,230) | Bohemia, 7 mi away | 24/7 |
| 4 | Energywise Inc | 63 | 4.9★ (514) | Ronkonkoma, 6 mi away | 24/7 |
| 5 | Apple Air Heating Cooling Electric and Plumbing | 63 | 4.8★ (4,690) | Farmingdale, 18 mi away | 24/7 |
| 6 | Cool Power LLC | 63 | 4.9★ (630) | Ronkonkoma, 7 mi away | 24/7 |
| 7 | US Air Conditioning & Heating | 63 | 4.8★ (582) | Port Jefferson Station, 7 mi away | 24/7 |
| 8 | Sunray Services - Air Conditioning and Heating | 63 | 4.5★ (494) | Nesconset, 2 mi away | 24/7 |
| 9 | Tragar Home Services | 63 | 4.9★ (3,757) | Hicksville, 20 mi away | 24/7 |
| 10 | Dashing Dan's Plumbing & Heating Inc. | 62 | 4.9★ (764) | West Islip, 14 mi away | 24/7 |
Call an emergency HVAC contractor in Saint James 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.
- #1Call (516) 755-3862
Open 24/7 · 4.8 from 6,771 Google reviews
- #2Call (631) 496-6646
#2Kintech Heating, Cooling & Plumbing
Open 24/7 · 5.0 from 633 Google reviews
- #3Call (631) 305-2227
Open 24/7 · 4.7 from 1,230 Google reviews
- #4Call (631) 500-5300
Open 24/7 · 4.9 from 514 Google reviews
- #5Call (516) 231-6542
#5Apple Air Heating Cooling Electric and Plumbing
Open 24/7 · 4.8 from 4,690 Google reviews
- #6Call (631) 913-8905
Open 24/7 · 4.9 from 630 Google reviews
- #7Call (631) 473-0090
#7US Air Conditioning & Heating
Open 24/7 · 4.8 from 582 Google reviews
- #8Call (631) 887-5999
#8Sunray Services - Air Conditioning and Heating
Open 24/7 · 4.5 from 494 Google reviews
The 50 emergency HVAC contractors in Saint James, 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 783 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.
Based in Port Jefferson Station, 7 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 633 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 633 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 585 N Bicycle Path # 6, Port Jefferson Station, NY 11776
Based in Bohemia, 7 mi away
64/100CR ScoreRanked #3 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
Based in Ronkonkoma, 6 mi away
63/100CR ScoreRanked #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
Based in Farmingdale, 18 mi away
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 4,690 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 4,690 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 700 Broadhollow Rd, Farmingdale, NY 11735
Based in Ronkonkoma, 7 mi away
63/100CR ScoreRanked #6 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
Based in Port Jefferson Station, 7 mi away
63/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 582 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 582 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 600 N Bicycle Path, Port Jefferson Station, NY 11776
Based in Nesconset, 2 mi away
63/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.5★ from 494 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.5★ from 494 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 120 Lake Ave S #13, Nesconset, NY 11767
Based in Hicksville, 20 mi away
63/100CR ScoreRanked #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
Based in West Islip, 14 mi away
62/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 764 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 764 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 258 Higbie Ln, West Islip, NY 11795
Based in Coram, 5 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 125 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 125 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11 Hulse Rd, Setauket- East Setauket, NY 11733
Based in Coram, 14 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 439 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 439 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 68 Woodville Rd, Shoreham, NY 11786
Based in Bay Shore, 12 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 258 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 258 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1062 Udall Rd, Bay Shore, NY 11706
#14 Jen Air Inc
Based in Bohemia, 7 mi away
61/100CR ScoreRanked #14 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
Based in Ronkonkoma, 6 mi away
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.3★ from 428 Google reviews, listed on Google as “HVAC contractor”.
- 4.3★ from 428 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2221 5th Ave #2, Ronkonkoma, NY 11779
Based in Ronkonkoma, 6 mi away
61/100CR ScoreRanked #16 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
Based in Farmingdale, 18 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 1,573 Google reviews, listed on Google as “HVAC contractor”.
- 4.6★ from 1,573 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 500 Bi County Blvd, Farmingdale, NY 11735
Based in Yaphank, 12 mi away
61/100CR ScoreRanked #18 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
Based in Bohemia, 8 mi away
61/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 135 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 135 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 481 Johnson Ave suite e, Bohemia, NY 11716
Based in Holtsville, 8 mi away
61/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 191 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 191 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 20 Corporate Dr, Holtsville, NY 11742
Based in East Farmingdale, 7 mi away
61/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 107 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.9★ from 107 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in West Babylon, 15 mi away
61/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 406 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 406 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 860 Little East Neck Rd North, West Babylon, NY 11704
Based in Deer Park, 13 mi away
61/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 328 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 328 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 561 Acorn St unit d, Deer Park, NY 11729
Based in Amityville, 19 mi away
61/100CR ScoreRanked #24 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
Based in Brentwood, 7 mi away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 114 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 114 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1158 Suffolk Ave C, Brentwood, NY 11717
Top 50 of 783 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.
How we ranked emergency HVAC contractors in Saint James
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.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |
Emergency HVAC contractors in Saint James: questions
Which HVAC contractors in Saint James are open 24/7?
25 on this list post 24/7 hours, including Universe Home Services, Kintech Heating, Cooling & Plumbing, Varsity Home Service, Energywise Inc and Apple Air Heating Cooling Electric and Plumbing.
Who is ranked #1 for emergency heating and cooling in Saint James, NY?
Universe Home Services is #1, with a CR Score of 64 out of 100 on emergency weights.
How are emergency HVAC contractors in Saint James 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 Saint James
- October 2026: CR Scores recalculated for 783 hvac contractors serving Saint James.
- October 2026: 2 duplicate listings merged.