67/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 8,360 Google reviews.
- 4.9★ from 8,360 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2575 Broadway, Cheektowaga, NY 14227, United States
Emergency HVAC Contractors in Lancaster, NY (2026)
Top 50 of 236 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 Lancaster: Reimer 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 Lancaster at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Reimer Heating, Cooling & Plumbing | 67 | 4.9★ (8,360) | Cheektowaga, 6 mi away | 24/7 |
| 2 | Zenner & Ritter Home Services | 66 | 4.9★ (5,592) | Buffalo, 8 mi away | 24/7 |
| 3 | Emerald Heating & Cooling | 66 | 4.9★ (1,391) | Depew, 1 mi away | 24/7 |
| 4 | T-Mark Plumbing, Heating & Cooling- Buffalo | 65 | 4.9★ (3,978) | Buffalo, 10 mi away | 24/7 |
| 5 | Sunbeam Service Experts | 65 | 4.9★ (1,083) | Depew, 3 mi away | 24/7 |
| 6 | Sullivan Heating & Cooling | 65 | 5.0★ (567) | Depew, 1 mi away | 24/7 |
| 7 | Isaac Heating and Air Conditioning | 64 | 4.9★ (863) | Buffalo, 3 mi away | 24/7 |
| 8 | Capital Heating, Cooling, Plumbing, & Electric | 64 | 4.8★ (899) | Depew, 3 mi away | 24/7 |
| 9 | Roy's Plumbing, Heating, Cooling & Electrical | 63 | 4.8★ (3,074) | Tonawanda, 13 mi away | 24/7 |
| 10 | Smart Home Heating and Cooling | 63 | 5.0★ (170) | Lancaster | 24/7 |
Call an emergency HVAC contractor in Lancaster 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 (716) 902-6828
#1Reimer Heating, Cooling & Plumbing
Open 24/7 · 4.9 from 8,360 Google reviews
- #2Call (716) 714-0131
#2Zenner & Ritter Home Services
Open 24/7 · 4.9 from 5,592 Google reviews
- #3Call (716) 671-7636
Open 24/7 · 4.9 from 1,391 Google reviews
- #4Call (716) 864-7277
#4T-Mark Plumbing, Heating & Cooling- Buffalo
Open 24/7 · 4.9 from 3,978 Google reviews
- #5Call (716) 325-4751
Open 24/7 · 4.9 from 1,083 Google reviews
- #6Call (716) 608-8139
Open 24/7 · 5.0 from 567 Google reviews
- #7Call (716) 929-6276
#7Isaac Heating and Air Conditioning
Open 24/7 · 4.9 from 863 Google reviews
- #8Call (716) 683-7336
#8Capital Heating, Cooling, Plumbing, & Electric
Open 24/7 · 4.8 from 899 Google reviews
The 50 emergency HVAC contractors in Lancaster, 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 236 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 Buffalo, 8 mi away
66/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 5,592 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 5,592 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3404 Bailey Ave, Buffalo, NY 14215, United States
Based in Depew, 1 mi away
66/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 1,391 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,391 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5003 Broadway, Depew, NY 14043
Based in Buffalo, 10 mi away
65/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 3,978 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 3,978 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 577 Englewood Ave, Buffalo, NY 14223, United States
Based in Depew, 3 mi away
65/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 1,083 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,083 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2914 Walden Ave Suite 300, Depew, NY 14043, United States
Based in Depew, 1 mi away
65/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 567 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 567 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3486 Walden Ave, Depew, NY 14043
Based in Buffalo, 3 mi away
64/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 863 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 863 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 70 Benbro Dr, Buffalo, NY 14225
Based in Depew, 3 mi away
64/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 899 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 899 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2975 Walden Ave, Depew, NY 14043
Based in Tonawanda, 13 mi away
63/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 3,074 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 3,074 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 140 Cooper Ave, Tonawanda, NY 14150, United States
Based in Lancaster
63/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 170 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 170 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 149 Gunnville Rd Suit - 4, Lancaster, NY 14086
Based in Amherst, 11 mi away
63/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 1,236 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,236 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 100 John Glenn Dr, Amherst, NY 14228
Based in Lancaster
62/100CR ScoreRanked #12 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
- 67 Stonybrook Dr, Lancaster, NY 14086
Based in Lancaster
62/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 74 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 74 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 35 Colonial Ave, Lancaster, NY 14086
Based in Lancaster
62/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 58 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5117 William St, Lancaster, NY 14086
Based in Buffalo, 9 mi away
62/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 403 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 403 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 378 Englewood Ave, Buffalo, NY 14223, United States
Based in West Seneca, 6 mi away
62/100CR ScoreRanked #16 because of its Google rating and review volume: 4.9★ from 2,699 Google reviews.
- 4.9★ from 2,699 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4114 Seneca St, West Seneca, NY 14224, United States
Based in Kenmore, 12 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.7★ from 796 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 796 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1320 Military Rd, Kenmore, NY 14217, United States
Based in Williamsville, 7 mi away
61/100CR ScoreRanked #18 because of its Google rating and review volume: 4.9★ from 2,531 Google reviews.
- 4.9★ from 2,531 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5635 Harris Hill Rd Suite 6B, Williamsville, NY 14221, United States
Based in Buffalo, 9 mi away
61/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.7★ from 430 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 430 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2032 Eggert Rd, Buffalo, NY 14226, United States
Based in Cheektowaga, 5 mi away
61/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 140 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 140 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3120 Genesee St, Cheektowaga, NY 14225
Based in Cheektowaga, 4 mi away
61/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 106 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 106 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3725 Genesee St, Cheektowaga, NY 14225
Based in Lackawanna, 9 mi away
61/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 175 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 175 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3882 N Buffalo St, Orchard Park, NY 14127
Based in Depew, 1 mi away
61/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 47 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 47 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 41 Bloomfield Ave, Depew, NY 14043
Based in West Seneca, 7 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 67 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 55 Angle Rd Apt 23, West Seneca, NY 14224
Based in Buffalo, 9 mi away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 91 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 91 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 506 Ivyhurst Rd N, Buffalo, NY 14226
Top 50 of 236 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 Lancaster
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 Lancaster: questions
Which HVAC contractors in Lancaster are open 24/7?
25 on this list post 24/7 hours, including Reimer Heating, Cooling & Plumbing, Zenner & Ritter Home Services, Emerald Heating & Cooling, T-Mark Plumbing, Heating & Cooling- Buffalo and Sunbeam Service Experts.
Who is ranked #1 for emergency heating and cooling in Lancaster, NY?
Reimer Heating, Cooling & Plumbing is #1, with a CR Score of 67 out of 100 on emergency weights.
How are emergency HVAC contractors in Lancaster 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 Lancaster
- October 2026: CR Scores recalculated for 236 hvac contractors serving Lancaster.
- October 2026: 1 duplicate listing merged.