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Best HVAC Contractors in Plymouth, IN (2026)

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

The short answer

  1. 1

    Best overall in Plymouth: Justin Time Plumbing And Heating, CR Score 64/100; 4.8★ from 679 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Home Comfort Experts, posts 24/7 hours; ranked #2 of 59.

  3. 2

    Most-reviewed: Home Comfort Experts, 6,076 Google reviews at 4.8★, the most of 59 ranked; ranked #2.

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

59 Plymouth HVAC contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 26 open Saturdays and 21 open Sundays, based on posted hours. The median Google rating is 4.8★ across 59 rated businesses.

Top 10 HVAC contractors in Plymouth at a glance

Top 10 HVAC contractors in Plymouth at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Justin Time Plumbing And Heating644.8★ (679)Plymouth24/7Overall
2Home Comfort Experts614.8★ (6,076)Mishawaka, 24 mi away24/7Emergencies, Most reviews
3Great Lakes Heating And Air Conditioning604.8★ (1,443)South Bend, 21 mi away24/7—
4Elliott's Heating Air Conditioning594.9★ (455)Warsaw, 23 mi away24/7—
5Standard Plumbing, Heating, & A/C LLC584.9★ (237)Plymouth——
6Bickel Heating & Cooling585.0★ (110)Mishawaka, 18 mi away24/7—
7Four Winds Custom Heating and AC Inc.584.9★ (329)Elkhart, 25 mi away24/7—
8Troy's Heating and Cooling585.0★ (113)Plymouth——
9A + Plumbing Heating & Cooling574.6★ (331)South Bend, 23 mi away24/7—
10Five Diamonds Heating & Air564.8★ (44)Nappanee, 17 mi away24/7—

The 59 best HVAC contractors in Plymouth, 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.

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

HVAC contractors in Plymouth, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26J & K HVAC Service, Inc513.5★ (8)24 mi
27Heating & Cooling Inc514.3★ (20)24 mi
28Lake City HVAC504.8★ (20)24 mi
29Large Electric & Heating505.0★ (3)In Plymouth
30Mark's Heating & Cooling503.7★ (35)23 mi
31AMIGO Heating & Cooling504.4★ (7)18 mi
32Total Home Plumbing503.8★ (23)25 mi
33Ernsperger Air Conditioning and Heating, Inc.504.9★ (38)22 mi
34Yoder-Stutzman, Inc.504.5★ (29)17 mi
35Weaver Electric & Heating Corporation504.1★ (30)21 mi
36Crist, Inc.494.7★ (46)23 mi
37Patriot Plumbing Heating & Air LLC495.0★ (25)23 mi
38Edward J. White, Inc.494.5★ (37)22 mi
39H & H Plumbing Heating AC494.0★ (9)23 mi
40ROCO HVAC Solutions485.0★ (5)24 mi
41Sears Heating and Air Conditioning481.0★ (3)23 mi
42Roco Multiservices485.0★ (3)23 mi
43Four Seasons Heating Air Conditioning & Refrigeration Inc483.8★ (13)24 mi
44AGS Mechanical, Inc485.0★ (6)19 mi
45Trane484.0★ (4)23 mi
46Nelson Brothers Heating & AC484.0★ (4)23 mi
47All Temp Heating & Cooling484.2★ (22)23 mi
48RW Freel Heating & Cooling, LLC485.0★ (3)18 mi
49Debbie's Heating and Cooling475.0★ (4)19 mi
50Schultz Hvac Services Llc474.3★ (12)23 mi

Also serving Plymouth

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.

How much do HVAC contractors cost in Plymouth?

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

How much do HVAC contractors cost in Plymouth?
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 Indiana

In Indiana, 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 Plymouth HVAC contractors

We scored 59 Plymouth 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 Plymouth 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 Plymouth: frequently asked questions

Who is the best HVAC contractor in Plymouth?

By CR Score, the highest-ranked HVAC contractor in Plymouth, IN is Justin Time Plumbing And Heating with a CR Score of 64/100. It has 4.8★ from 679 Google reviews. It is open 24/7. Home Comfort Experts (#2) and Great Lakes Heating And Air Conditioning (#3) follow. We ranked 59 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Plymouth?

ContractorsRanked ranks 59 HVAC contractors serving Plymouth, IN. 7 of them are based in Plymouth; 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 Plymouth are open 24/7?

15 ranked HVAC contractors in Plymouth post 24/7 hours. The highest-ranked are Justin Time Plumbing And Heating (#1), Home Comfort Experts (#2) and Great Lakes Heating And Air Conditioning (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Plymouth work on weekends?

26 of 59 ranked HVAC contractors post Saturday hours and 21 post Sunday hours. The highest-ranked open Saturdays are Justin Time Plumbing And Heating (#1), Home Comfort Experts (#2) and Great Lakes Heating And Air Conditioning (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Plymouth?

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

What Google rating do Plymouth HVAC contractors have?

The median Google rating among 59 rated HVAC contractors in Plymouth is 4.8★, with a median of 20 reviews. Home Comfort Experts has the most, 6,076 reviews, and ranks #2. 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 Plymouth?

In Indiana, 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 Plymouth

  1. October 2026: CR Scores recalculated for 59 hvac contractors serving Plymouth.
  2. October 2026: 1 duplicate listing merged.

More HVAC contractors and Plymouth pages

Other trades in Plymouth