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Best HVAC Contractors in Leominster, MA (2026)

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

The short answer

  1. 1

    Best overall in Leominster: Papalia Home Services, CR Score 65/100; 4.9★ from 3,978 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Wilson Brothers Heating & Air Conditioning, Inc., posts 24/7 hours; ranked #2 of 519.

  3. 42

    Most-reviewed: Joyce Cooling & Heating Inc., 5,079 Google reviews at 4.9★, the most of 519 ranked; ranked #42.

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

519 Leominster HVAC contractors are ranked here by CR Score, from ten published factors. 165 are open 24/7, 270 open Saturdays and 194 open Sundays, based on posted hours. The median Google rating is 4.9★ across 519 rated businesses.

Top 10 HVAC contractors in Leominster at a glance

Top 10 HVAC contractors in Leominster at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Papalia Home Services654.9★ (3,978)Acton, 13 mi away24/7Overall
2Wilson Brothers Heating & Air Conditioning, Inc.624.9★ (1,275)Fitchburg, 15 mi away24/7Emergencies
3Precision Home Services624.9★ (1,017)Northborough, 14 mi away24/7—
4Heritage Home Service624.9★ (2,563)Auburn, 22 mi away24/7—
5Nashoba Air & BoilerWorks624.9★ (1,833)Acton, 14 mi awaySat · Sun · Evenings—
6DeWolfe Plumbing, Heating & Cooling614.8★ (748)West Boylston, 13 mi away24/7—
7MillTown Plumbing, Heating, Cooling and Electrical614.8★ (2,927)Chelmsford, 22 mi away24/7—
8Sanford Temperature Control614.9★ (1,832)Milford, 22 mi away24/7—
9Landry Mechanical Inc Plumbing HVAC & Electric614.8★ (3,030)Millbury, 23 mi away24/7—
10Control Point Heating • Cooling • Plumbing • Electric615.0★ (586)Shrewsbury, 19 mi away24/7—

The 519 best HVAC contractors in Leominster, ranked

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

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 Leominster

    Based in Acton, 13 mi away

    65/100CR Score

    Ranked #1 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
    1220 Liberty Square Rd, Boxborough, MA 01719
  2. Based in Leominster

    60/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 721 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 721 Google reviews
    Hours
    Mon–Fri 7:30 AM–3:30 PM · Sat–Sun closed
    Address
    40 Albert Dr, Leominster, MA 01453
  3. Based in Sterling, 4 mi away

    59/100CR Score

    Ranked #21 because of its Google rating and trade focus: 5.0★ from 400 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 400 Google reviews
    Hours
    Mon–Fri 7 AM–4 PM · Sat–Sun closed
    Address
    32 Pratts Junction Rd, Sterling, MA 01564

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

HVAC contractors in Leominster, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26On Duty Chimney Masonry Stove594.9★ (562)In Leominster
27A&D Ductless LLC595.0★ (17)5 mi
28Denommee Plumbing, HVAC & Electric594.7★ (427)19 mi
29Granger AC Repair595.0★ (29)8 mi
30Eastwood Plumbing & Heating LLC585.0★ (53)13 mi
31Landry Mechanical Inc Plumbing HVAC & Electric584.8★ (581)24 mi
32PureComfort Heating, Air & Electric584.8★ (86)13 mi
33Brideau Energy584.8★ (517)2 mi
34Harbor Home Services585.0★ (114)19 mi
35TMP Plumbing & Heating584.9★ (92)1 mi
36PureComfort Heating, Air & Electric584.8★ (111)16 mi
37Fireside heating and cooling585.0★ (32)11 mi
38Full Spectrum Services584.8★ (101)15 mi
39PerfectTemp Heating, Air & Electric584.9★ (100)17 mi
40Endless Energy584.7★ (513)17 mi
41Spuria Stove Services584.9★ (34)11 mi
42Joyce Cooling & Heating Inc.584.9★ (5,079)22 mi
43Efficiency Pro Plumbing, Heating, Cooling & Drain Cleaning584.6★ (70)12 mi
44Reliable HVAC & Plumbing584.8★ (76)15 mi
45Advanced Energy Concepts584.7★ (330)21 mi
46Basnett Plumbing, Heating, AC & Electrical584.9★ (1,441)15 mi
47Premier Heating and Cooling584.8★ (119)18 mi
48Prime Fitchburg AC Repair585.0★ (8)4 mi
49Hinkle Heating & Cooling575.0★ (33)13 mi
50All Star Plumbing, Heating and Air Conditioning575.0★ (97)21 mi

Also serving Leominster

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 Leominster
BusinessGoogle ratingDistance
A&L Plumbing, Heating, and AC Repair4.6★ (174)21 mi
Bankowski Oil & Heating Inc5.0★ (2)12 mi
C & C Temp Control, Inc.5.0★ (2)14 mi
Comfort Masters Heating4.9★ (88)20 mi
Comfort Pros Mini Splits5.0★ (2)12 mi
ComfortPro Spartanburg Air SystemsIn Leominster
D-E Corporation Sheet Metal/Welding HVAC Systems2.5★ (2)In Leominster
Dan Richard Plumbing & HeatingIn Leominster
David A. Longuemare Plumbing & Heating3.0★ (2)13 mi
Fixer Connect Inc.5.0★ (2)11 mi
Higgins Mechanical5.0★ (2)12 mi
Jet Plumbing & Heating, Inc.5.0★ (2)12 mi
Kirouac Mechanical5.0★ (2)3 mi
Mark Kooyomjian Plumbing & Heating5.0★ (2)13 mi
Michael Cook HVAC/R Services5.0★ (2)5 mi
PerfectTemp Heating, Air & Electric4.8★ (102)19 mi
PureComfort Heating & Air Conditioning4.8★ (88)19 mi
RRC Plumbing and Heating5.0★ (2)6 mi
Superior Heating and AC3.0★ (2)6 mi
Wotton Heating5.0★ (2)10 mi

How much do HVAC contractors cost in Leominster?

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

How much do HVAC contractors cost in Leominster?
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 Massachusetts

In Massachusetts, 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 Leominster HVAC contractors

We scored 519 Leominster 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 Leominster 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 Leominster: frequently asked questions

Who is the best HVAC contractor in Leominster?

By CR Score, the highest-ranked HVAC contractor in Leominster, MA is Papalia Home Services with a CR Score of 65/100. It has 4.9★ from 3,978 Google reviews. It is open 24/7. Wilson Brothers Heating & Air Conditioning, Inc. (#2) and Precision Home Services (#3) follow. We ranked 519 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Leominster?

ContractorsRanked ranks 519 HVAC contractors serving Leominster, MA. 4 of them are based in Leominster; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Leominster are open 24/7?

165 ranked HVAC contractors in Leominster post 24/7 hours. The highest-ranked are Papalia Home Services (#1), Wilson Brothers Heating & Air Conditioning, Inc. (#2) and Precision Home Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Leominster work on weekends?

270 of 519 ranked HVAC contractors post Saturday hours and 194 post Sunday hours. The highest-ranked open Saturdays are Papalia Home Services (#1), Wilson Brothers Heating & Air Conditioning, Inc. (#2) and Precision Home Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Leominster?

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

What Google rating do Leominster HVAC contractors have?

The median Google rating among 519 rated HVAC contractors in Leominster is 4.9★, with a median of 20 reviews. Joyce Cooling & Heating Inc. has the most, 5,079 reviews, and ranks #42. 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 Leominster?

In Massachusetts, 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 Leominster

  1. October 2026: CR Scores recalculated for 519 hvac contractors serving Leominster.
  2. October 2026: 3 duplicate listings merged.

More HVAC contractors and Leominster pages

Other trades in Leominster