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Best HVAC Contractors in Allentown, PA (2026)

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

The short answer

  1. 1

    Best overall in Allentown: Maitz Home Services, CR Score 66/100; 4.7★ from 3,032 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): HL Bowman Inc Plumbing Heating & AC, posts 24/7 hours; ranked #2 of 312.

  3. 14

    Most-reviewed: Lowry Services, 4,471 Google reviews at 4.8★, the most of 312 ranked; ranked #14.

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

312 Allentown HVAC contractors are ranked here by CR Score, from ten published factors. 102 are open 24/7, 160 open Saturdays and 128 open Sundays, based on posted hours. The median Google rating is 4.8★ across 312 rated businesses.

Top 10 HVAC contractors in Allentown at a glance

Top 10 HVAC contractors in Allentown at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Maitz Home Services664.7★ (3,032)Allentown24/7Overall
2HL Bowman Inc Plumbing Heating & AC644.8★ (478)Allentown24/7Emergencies
3Curtis Total Service644.6★ (851)Allentown24/7—
4Burkholder's Heating & Air Conditioning Inc.644.7★ (1,115)Emmaus, 5 mi away24/7—
5Dual Temp Co., Inc.644.9★ (220)Allentown24/7—
6Services United HVAC634.9★ (1,051)Bethlehem, 11 mi away24/7—
7UGI Heating, Cooling & Plumbing634.7★ (427)Whitehall Township, 2 mi away24/7—
8Carl Volkman And Sons HVAC LLC634.9★ (518)Hellertown, 9 mi away24/7—
9Haller Enterprises634.7★ (1,085)Bethlehem, 9 mi away24/7—
10Comfort Solutions HVAC624.9★ (926)Easton, 14 mi away24/7—

The 312 best HVAC contractors in Allentown, 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 Allentown

    Based in Allentown

    66/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.7★ from 3,032 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 3,032 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3320 Hamilton Blvd, Allentown, PA 18103
  2. Based in Bethlehem, 11 mi away

    63/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,051 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,051 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2430 Emrick Blvd, Bethlehem, PA 18020
  3. Based in Bethlehem, 9 mi away

    63/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.7★ from 1,085 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 1,085 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4240 Fritch Dr, Bethlehem, PA 18020
  4. Based in Allentown

    62/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 68 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 68 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  5. Based in Harleysville, 25 mi away

    61/100CR Score

    Ranked #14 because of its Google rating and review volume: 4.8★ from 4,471 Google reviews, the most in Allentown.

    • 4.8★ from 4,471 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    101 Christopher Ln, Harleysville, PA 19438
  6. Based in Allentown

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 729 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 729 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    1642 Union Blvd Suite Z, Allentown, PA 18109

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

HVAC contractors in Allentown, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Mendez Heating & Cooling604.7★ (62)4 mi
27Efe Home Services, LLC.604.8★ (23)In Allentown
28Elvis Electric Heating Cooling and Plumbing LLC604.9★ (145)13 mi
29Scott Shannon HVAC605.0★ (81)4 mi
30Comfort Pro, Inc.604.9★ (952)25 mi
31PJ MAC HVAC Air Duct Cleaning605.0★ (16)In Allentown
32Palmer Mechanical Services605.0★ (40)In Allentown
33Duct Pro Cleaning605.0★ (64)3 mi
34Island Breeze Comfort Solutions LLC604.9★ (49)In Allentown
35D & D Heating & Cooling Inc594.7★ (107)9 mi
36Seek Comfort Solutions, LLC595.0★ (15)In Allentown
37All Air Solutions594.9★ (103)In Allentown
38R.F. Ohl594.7★ (578)19 mi
39E F Laudenslager Inc.594.9★ (337)In Allentown
40Precision Comfort Solutions595.0★ (79)13 mi
41Why Pay More HVAC LLC594.6★ (17)In Allentown
42Hannabery HVAC594.8★ (440)In Allentown
43All About Comfort594.6★ (27)2 mi
44Air Professionals Inc594.9★ (34)7 mi
45Home Comfort Solutions594.9★ (245)20 mi
46Coolez Hvac594.9★ (57)11 mi
47Sanabria HVAC595.0★ (67)In Allentown
48Blue & Gray Total Home Services595.0★ (59)13 mi
49Brro’s Heating and air-conditioning594.6★ (11)In Allentown
50Deiter Bros. Heating Cooling Energy594.8★ (1,075)7 mi

Also serving Allentown

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 Allentown
BusinessGoogle ratingDistance
A1 Property SolutionsIn Allentown
Allen Air Heating & Cooling Services5.0★ (1)In Allentown
Alpine pro solutions5.0★ (7)In Allentown
Artisan Home Services5.0★ (180)22 mi
Ayers HVAC LLC5.0★ (20)7 mi
Bowen Heating & Air Conditioning5.0★ (1)In Allentown
Christians Complete Plumbing ServicesIn Allentown
Cool Zone LLCIn Allentown
Frank B Fox, Jr. Plumbing and HeatingIn Allentown
Fruhwirth Plumbing & Heating5.0★ (2)In Allentown
Jack Conrad Plumbing, Heating & Cooling1.0★ (1)In Allentown
M & M Contractors5.0★ (2)In Allentown
Mechanical Minds5.0★ (15)6 mi
Moyer Total Indoor Comfort4.7★ (170)16 mi
New Life Heating & AC Repair4.9★ (327)24 mi
NextechIn Allentown
PJ MAC4.8★ (21)6 mi
The HVAC Crew of Allentown5.0★ (1)In Allentown
Trust Heating - Allentown4.0★ (1)In Allentown
Unger Heating & Cooling4.7★ (76)13 mi

How much do HVAC contractors cost in Allentown?

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

How much do HVAC contractors cost in Allentown?
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 Pennsylvania

In Pennsylvania, 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 Allentown HVAC contractors

We scored 312 Allentown 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 Allentown 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 Allentown: frequently asked questions

Who is the best HVAC contractor in Allentown?

By CR Score, the highest-ranked HVAC contractor in Allentown, PA is Maitz Home Services with a CR Score of 66/100. It has 4.7★ from 3,032 Google reviews. It is open 24/7. HL Bowman Inc Plumbing Heating & AC (#2) and Curtis Total Service (#3) follow. We ranked 312 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Allentown?

ContractorsRanked ranks 312 HVAC contractors serving Allentown, PA. 24 of them are based in Allentown; 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 Allentown are open 24/7?

102 ranked HVAC contractors in Allentown post 24/7 hours. The highest-ranked are Maitz Home Services (#1), HL Bowman Inc Plumbing Heating & AC (#2) and Curtis Total Service (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Allentown work on weekends?

160 of 312 ranked HVAC contractors post Saturday hours and 128 post Sunday hours. The highest-ranked open Saturdays are Maitz Home Services (#1), HL Bowman Inc Plumbing Heating & AC (#2) and Curtis Total Service (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Allentown?

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

What Google rating do Allentown HVAC contractors have?

The median Google rating among 312 rated HVAC contractors in Allentown is 4.8★, with a median of 21 reviews. Lowry Services has the most, 4,471 reviews, and ranks #14. 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 Allentown?

In Pennsylvania, 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 Allentown

  1. October 2026: CR Scores recalculated for 312 hvac contractors serving Allentown.
  2. October 2026: 2 duplicate listings merged.

More HVAC contractors and Allentown pages

Other trades in Allentown