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Best HVAC Contractors in Nazareth, PA (2026)

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

The short answer

  1. 1

    Best overall in Nazareth: Comfort Solutions HVAC, CR Score 65/100; 4.9★ from 926 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Services United HVAC, posts 24/7 hours; ranked #2 of 269.

  3. 28

    Most-reviewed: Schuler Service, Inc., 3,492 Google reviews at 4.9★, the most of 269 ranked; ranked #28.

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

269 Nazareth HVAC contractors are ranked here by CR Score, from ten published factors. 79 are open 24/7, 139 open Saturdays and 107 open Sundays, based on posted hours. The median Google rating is 4.8★ across 269 rated businesses.

Top 10 HVAC contractors in Nazareth at a glance

Top 10 HVAC contractors in Nazareth at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Comfort Solutions HVAC654.9★ (926)Easton, 3 mi away24/7Overall
2Services United HVAC654.9★ (1,051)Bethlehem, 6 mi away24/7Emergencies
3Haller Enterprises644.7★ (1,085)Bethlehem, 4 mi away24/7—
4Maitz Home Services634.7★ (3,032)Allentown, 16 mi away24/7—
5Precision Comfort Solutions635.0★ (79)Nazareth24/7—
6Carl Volkman And Sons HVAC LLC624.9★ (518)Hellertown, 11 mi away24/7—
7Andreas Plumbing, Heating & Air Conditioning624.9★ (1,935)Lehighton, 21 mi away24/7—
8Elvis Electric Heating Cooling and Plumbing LLC624.9★ (145)Easton, 5 mi away24/7—
9Nauman Inc.624.9★ (1,289)East Stroudsburg, 19 mi away24/7—
10r.j. Groner Inc. Heating, Cooling & Plumbing624.8★ (1,345)Stroudsburg, 17 mi away24/7—

The 269 best HVAC contractors in Nazareth, 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 Nazareth

    Based in Easton, 3 mi away

    65/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 926 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 926 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2250 Corriere Rd, Easton, PA 18045
  2. Based in Bethlehem, 6 mi away

    65/100CR Score

    Ranked #2 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, 4 mi away

    64/100CR Score

    Ranked #3 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, 16 mi away

    63/100CR Score

    Ranked #4 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
  5. Based in East Stroudsburg, 19 mi away

    62/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 1,289 Google reviews, listed on Google as “Furnace repair service”.

    • 4.9★ from 1,289 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    20 Lenox Ave, East Stroudsburg, PA 18301
  6. Based in Allentown, 10 mi away

    62/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.6★ from 851 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 851 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1415 E Pennsylvania St, Allentown, PA 18109
  7. Based in Nazareth

    61/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 42 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.9★ from 42 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    20 N Spruce St, Nazareth, PA 18064
  8. Based in Nazareth

    61/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.8★ from 35 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 35 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  9. Based in Allentown, 14 mi away

    60/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 220 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 220 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2050 S 12th St, Allentown, PA 18103
  10. Based in Hellertown, 8 mi away

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 57 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4191 Sherry Hill Rd, Hellertown, PA 18055
  11. Based in Bethlehem, 5 mi away

    59/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 19 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days

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

HVAC contractors in Nazareth, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26R.F. Ohl594.7★ (578)22 mi
27Air Professionals Inc594.9★ (34)8 mi
28Schuler Service, Inc.594.9★ (3,492)13 mi
29Deiter Bros. Heating Cooling Energy594.8★ (1,075)8 mi
30A&S HVAC594.7★ (23)5 mi
31Scott Shannon HVAC595.0★ (81)10 mi
32Home Comfort Solutions584.9★ (245)22 mi
33D.R.C. Mechanical Services584.6★ (22)4 mi
34Lehigh Valley Plumbing Experts584.7★ (66)11 mi
35Top Mechanical Contracting, LLC585.0★ (9)1 mi
36Edwin Stipe, Inc584.9★ (729)10 mi
37Mendez Heating & Cooling584.7★ (62)12 mi
38Pinho Mechanical585.0★ (22)9 mi
39K&F HVAC LLC584.9★ (31)10 mi
40Penn Integrity Plumbing and Heating, LLC585.0★ (112)6 mi
41Ayers HVAC LLC585.0★ (20)8 mi
42P&L Home Services LLC585.0★ (10)5 mi
43All Air Solutions584.9★ (103)7 mi
44PJ MAC584.8★ (21)9 mi
45Plumbing Pros LLC584.9★ (508)5 mi
46Duct Pro Cleaning585.0★ (64)12 mi
47Unger Heating & Cooling574.7★ (76)15 mi
48Island Breeze Comfort Solutions LLC574.9★ (49)9 mi
49Belzner's Residential Service INC575.0★ (103)11 mi
50Keystone HVAC Inc574.6★ (22)9 mi

Also serving Nazareth

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 Nazareth
BusinessGoogle ratingDistance
911 Emergency Plumbing and Heating5.0★ (2)8 mi
All About Comfort4.6★ (27)11 mi
Allen Air Heating & Cooling Services5.0★ (2)10 mi
Bruce's Commercial Refrigeration Inc5.0★ (2)5 mi
Climate Control Doctor5.0★ (2)6 mi
Coolez HVAC5.0★ (2)8 mi
From the Ground Up Construction/ MechanicalIn Nazareth
Fruhwirth Plumbing & Heating5.0★ (2)17 mi
Grozier Heating and Air Conditioning, LLC4.7★ (13)10 mi
Home Comfort & Beyond5.0★ (11)9 mi
Integrity Residential Maintenance LLC4.7★ (38)13 mi
JP Mechanical3.0★ (2)5 mi
Lehigh Valley HVAC Pros - 24/7 Emergency Heating & A/C Repair Whitehall PA4.4★ (24)11 mi
Lehigh Valley Plumbing & Heating5.0★ (2)12 mi
LehighMiniSplits5.0★ (2)9 mi
M & M Contractors5.0★ (2)13 mi
RPB HVACIn Nazareth
SB HVAC LLC5.0★ (1)4 mi
Unger & Sons5.0★ (2)In Nazareth
Union Fuel Co Heating and Cooling2.0★ (1)7 mi

How much do HVAC contractors cost in Nazareth?

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

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

We scored 269 Nazareth 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 Nazareth 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 Nazareth: frequently asked questions

Who is the best HVAC contractor in Nazareth?

By CR Score, the highest-ranked HVAC contractor in Nazareth, PA is Comfort Solutions HVAC with a CR Score of 65/100. It has 4.9★ from 926 Google reviews. It is open 24/7. Services United HVAC (#2) and Haller Enterprises (#3) follow. We ranked 269 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Nazareth?

ContractorsRanked ranks 269 HVAC contractors serving Nazareth, PA. 3 of them are based in Nazareth; 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 Nazareth are open 24/7?

79 ranked HVAC contractors in Nazareth post 24/7 hours. The highest-ranked are Comfort Solutions HVAC (#1), Services United HVAC (#2) and Haller Enterprises (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Nazareth work on weekends?

139 of 269 ranked HVAC contractors post Saturday hours and 107 post Sunday hours. The highest-ranked open Saturdays are Comfort Solutions HVAC (#1), Services United HVAC (#2) and Haller Enterprises (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Nazareth?

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

What Google rating do Nazareth HVAC contractors have?

The median Google rating among 269 rated HVAC contractors in Nazareth is 4.8★, with a median of 21 reviews. Schuler Service, Inc. has the most, 3,492 reviews, and ranks #28. 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 Nazareth?

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 Nazareth

  1. October 2026: CR Scores recalculated for 269 hvac contractors serving Nazareth.
  2. October 2026: 1 duplicate listing merged.

More HVAC contractors and Nazareth pages

Other trades in Nazareth