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Best HVAC Contractors in Northumberland, NY (2026)

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

The short answer

  1. 1

    Best overall in Northumberland: Grasshopper Heating, Cooling, Plumbing & Electrical, CR Score 64/100; 4.9★ from 2,580 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Highland Home Heating & Cooling, posts 24/7 hours; ranked #2 of 106.

  3. 13

    Most-reviewed: Crisafulli Bros. Plumbing & Heating Contractors, Inc., 605 Google reviews at 4.7★, the most of 106 ranked after Grasshopper Heating, Cooling, Plumbing & Electrical; ranked #13.

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

106 Northumberland HVAC contractors are ranked here by CR Score, from ten published factors. 46 are open 24/7, 59 open Saturdays and 47 open Sundays, based on posted hours. The median Google rating is 4.8★ across 106 rated businesses.

Top 10 HVAC contractors in Northumberland at a glance

Top 10 HVAC contractors in Northumberland at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Grasshopper Heating, Cooling, Plumbing & Electrical644.9★ (2,580)East Glenville, 19 mi away24/7Overall
2Highland Home Heating & Cooling624.9★ (311)Saratoga Springs, 10 mi away24/7Emergencies
3Upstate Duct Cleaning605.0★ (48)Saratoga Springs, 7 mi away24/7—
4Grasshopper Heating, Cooling & Plumbing605.0★ (182)Saratoga Springs, 11 mi awaySat · Sun · Evenings—
5My Jockey's Account594.9★ (250)Saratoga Springs, 10 mi away——
6Field Industries Heating & Cooling595.0★ (228)Cohoes, 23 mi away24/7—
7Passino Comfort Solutions595.0★ (60)Glens Falls North, 13 mi away24/7—
8J2 Plumbing and Heating594.6★ (79)Saratoga Springs, 10 mi away24/7—
9Comfort Mechanics LLC.585.0★ (34)Glens Falls, 12 mi away24/7—
10Albany Mechanical Services Inc584.9★ (155)East Glenville, 22 mi away24/7—

The 106 best HVAC contractors in Northumberland, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Northumberland

    Based in East Glenville, 19 mi away

    64/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.9★ from 2,580 Google reviews, the most in Northumberland.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 2,580 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    16 Fairchild Square, Clifton Park, NY 12065
  2. Based in Saratoga Springs, 7 mi away

    60/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 48 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4244 NY-50, Saratoga Springs, NY 12866
  3. Based in Saratoga Springs, 10 mi away

    59/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 250 Google reviews, listed on Google as “HVAC contractor”.

    Based on 7 of 10 factors; credentials, recency and availability not yet collected.

    • 4.9★ from 250 Google reviews
    Address
    211 Maple Ave, Saratoga Springs, NY 12866
  4. Based in Saratoga Springs, 10 mi away

    59/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.6★ from 79 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 79 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    70 Lake Ave, Saratoga Springs, NY 12866
  5. Based in Glens Falls, 12 mi away

    58/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 34 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    63 Main St, South Glens Falls, NY 12803
  6. Based in East Glenville, 22 mi away

    58/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 155 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 155 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1 Barney Rd Suite 224, Clifton Park, NY 12065
  7. Based in Ballston Spa, 14 mi away

    58/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.7★ from 72 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 72 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    328 Rowland St, Ballston Spa, NY 12020
  8. Based in Queensbury, 2 mi away

    58/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 42 Google reviews
    Hours
    Mon–Sat 7 AM–4 PM · Sun closed
    Address
    893 NY-32, Schuylerville, NY 12871
  9. Based in Saratoga Springs, 11 mi away

    57/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.3★ from 54 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.3★ from 54 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    99 Walworth St, Saratoga Springs, NY 12866
  10. 57/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 95 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 95 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    50 Mohawk St, Cohoes, NY 12047
  11. Based in Queensbury, 13 mi away

    57/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.4★ from 45 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.4★ from 45 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    30 Progress Blvd, Queensbury, NY 12804
  12. Based in Queensbury, 13 mi away

    56/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.2★ from 45 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.2★ from 45 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6 Highland Ave, Queensbury, NY 12804
  13. Based in Saratoga Springs, 9 mi away

    56/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 54 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.8★ from 54 Google reviews
    Hours
    Mon–Fri 7 AM–7 PM · Sat 8 AM–5 PM · Sun closed
  14. Based in Mechanicville, 16 mi away

    56/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 266 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 266 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1 Industrial Park Dr #10, Mechanicville, NY 12118

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

HVAC contractors in Northumberland, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Jack Hall Plumbing & Heating, Inc.564.6★ (279)14 mi
27H2O Plumbing & Heating564.9★ (54)25 mi
28DP Heating and Cooling, LLC564.6★ (9)12 mi
29Wheeler Heating & Cooling564.8★ (64)25 mi
30JDJ Comfort Systems554.2★ (33)15 mi
31Stanko & Sons Heating & Cooling554.3★ (22)15 mi
32High Peaks Plumbing And Heating555.0★ (116)13 mi
33Upstate Plumbing, Heating & Cooling554.4★ (13)16 mi
34Yancy's Heating and Air554.7★ (24)15 mi
35Midnight HVAC & Refrigeration555.0★ (4)13 mi
36PGR Mechanical543.7★ (6)12 mi
37Johns HVAC & Airduct cleaning544.0★ (4)13 mi
38Germains heating and cooling inc543.5★ (15)14 mi
39David Sellers Mechanical Inc545.0★ (86)15 mi
40Suburban Services Group544.8★ (359)21 mi
41Sammy's HVAC & Appliances, LLC545.0★ (90)22 mi
42Kace Heating & Cooling545.0★ (4)15 mi
43Signorelli & Son Inc. Plumbing & Heating544.8★ (124)15 mi
44Pace Construction, LLC545.0★ (3)14 mi
45Glens Falls Heating & Air Conditioning544.5★ (11)13 mi
46B & B Plumbing and Heating544.6★ (124)12 mi
47Cerrone Plumbing, Heating & Air Conditioning544.8★ (104)14 mi
48RYCOR HVAC545.0★ (21)6 mi
49Polunci Heating & Cooling544.0★ (4)14 mi
50G.A. Bove & Sons Inc544.3★ (191)16 mi

Also serving Northumberland

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.

Unranked HVAC contractors serving Northumberland
BusinessGoogle ratingDistance
AC Contractors5.0★ (8)13 mi
ADK Electric One4.9★ (390)13 mi
Affordable Plumbing & Heating3.0★ (2)19 mi
All Seasons Cooling & Heating11 mi
Barlows Residential Solutions1.0★ (1)11 mi
Bell Energy Systems Team Inc10 mi
Deluxe HVAC of Saratoga Springs NY5.0★ (1)10 mi
Freeman & Shea Co Inc3.7★ (3)11 mi
G.A.BOVE FUELS3.0★ (2)16 mi
Mikey HVAC & Airduct cleaning Hadley4.0★ (4)18 mi
Northway Plumbing & Heating5.0★ (1)14 mi
Northway Plumbing & Heating Inc3.4★ (5)19 mi
Paul's Refrigeration & AC Services10 mi
Rit Fonda Heating & Cooling1.6★ (7)21 mi
Ross w Morris Plumbing & Heating LLC5.0★ (1)16 mi
Tech 7 Systems3.7★ (3)24 mi
Thompson’s Heating5.0★ (1)18 mi
Total Mechanical Services LLC5.0★ (1)14 mi
Tri City Plumbing & HVAC5.0★ (3)25 mi
V. Rosati Plumbing & Heating5.0★ (17)12 mi

How much do HVAC contractors cost in Northumberland?

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

How much do HVAC contractors cost in Northumberland?
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 Northumberland HVAC contractors

We scored 106 Northumberland 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 Northumberland 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 Northumberland: frequently asked questions

Who is the best HVAC contractor in Northumberland?

By CR Score, the highest-ranked HVAC contractor in Northumberland, NY is Grasshopper Heating, Cooling, Plumbing & Electrical with a CR Score of 64/100. It has 4.9★ from 2,580 Google reviews. It is open 24/7. Highland Home Heating & Cooling (#2) and Upstate Duct Cleaning (#3) follow. We ranked 106 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Northumberland?

ContractorsRanked ranks 106 HVAC contractors serving Northumberland, NY. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Northumberland are open 24/7?

46 ranked HVAC contractors in Northumberland post 24/7 hours. The highest-ranked are Grasshopper Heating, Cooling, Plumbing & Electrical (#1), Highland Home Heating & Cooling (#2) and Upstate Duct Cleaning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Northumberland work on weekends?

59 of 106 ranked HVAC contractors post Saturday hours and 47 post Sunday hours. The highest-ranked open Saturdays are Grasshopper Heating, Cooling, Plumbing & Electrical (#1), Highland Home Heating & Cooling (#2) and Upstate Duct Cleaning (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Northumberland?

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

What Google rating do Northumberland HVAC contractors have?

The median Google rating among 106 rated HVAC contractors in Northumberland is 4.8★, with a median of 16 reviews. Grasshopper Heating, Cooling, Plumbing & Electrical has the most, 2,580 reviews, and ranks #1. 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 Northumberland?

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 Northumberland

  1. October 2026: CR Scores recalculated for 106 hvac contractors serving Northumberland.

More HVAC contractors and Northumberland pages

Other trades in Northumberland