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Best HVAC Contractors in Plum, PA (2026)

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

The short answer

  1. 1

    Best overall in Plum: Mitchell Plumbing, Heating, and Cooling, CR Score 68/100; 5.0★ from 4,264 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): McVay Plumbing Heating & Cooling Company, posts 24/7 hours; ranked #2 of 415.

  3. 4

    Most-reviewed: J&A Heating, Cooling, Plumbing, & Electrical, 4,278 Google reviews at 4.8★, the most of 415 ranked; ranked #4.

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

415 Plum HVAC contractors are ranked here by CR Score, from ten published factors. 141 are open 24/7, 226 open Saturdays and 181 open Sundays, based on posted hours. The median Google rating is 4.8★ across 415 rated businesses.

Most of this list also appears on the HVAC contractors in Pittsburgh ranking. See HVAC contractors in Pittsburgh

Top 10 HVAC contractors in Plum at a glance

Top 10 HVAC contractors in Plum at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Mitchell Plumbing, Heating, and Cooling685.0★ (4,264)Bethel Park, 4 mi away24/7Overall
2McVay Plumbing Heating & Cooling Company654.9★ (1,139)Fox Chapel, 3 mi away24/7Emergencies
3Restano Heating, Cooling & Plumbing654.8★ (1,123)Pittsburgh, 2 mi away24/7—
4J&A Heating, Cooling, Plumbing, & Electrical644.8★ (4,278)West Mifflin, 13 mi away24/7Most reviews
5McVay Plumbing Heating Cooling644.9★ (475)Pittsburgh, 3 mi away24/7—
6Jacob Heating and Cooling644.9★ (476)Pittsburgh, 4 mi away24/7—
7Armstrong Comfort Solutions634.9★ (1,265)Pittsburgh, 13 mi away24/7—
8A1 Air Duct Cleaning634.8★ (461)Pittsburgh, 5 mi away24/7—
9CALFO Home Services634.8★ (3,299)Pittsburgh, 17 mi away24/7—
10White Heating Inc634.9★ (1,453)Pittsburgh, 15 mi away24/7—

The 415 best HVAC contractors in Plum, 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.

  8. #8 A1 Air Duct Cleaning

    Based in Pittsburgh, 5 mi away

    63/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 461 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 461 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1048 Jefferson Rd, Pittsburgh, PA 15235
    View profile for A1 Air Duct Cleaning(412) 534-5669

  9. #9 CALFO Home Services

    Based in Pittsburgh, 17 mi away

    63/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.8★ from 3,299 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,299 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    91 Terence Dr, Pittsburgh, PA 15236
    View profile for CALFO Home Services(412) 650-4811

  10. #10 White Heating Inc

    Based in Pittsburgh, 15 mi away

    63/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 1,453 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,453 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3467 Babcock Blvd, Pittsburgh, PA 15237
    View profile for White Heating Inc(412) 364-5003

  11. #11 MW Mechanical Services

    Based in New Kensington, 6 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 199 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 199 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2409 Leechburg Rd, New Kensington, PA 15068
    View profile for MW Mechanical Services(724) 201-3043

  14. #14 Ventec Refrigeration

    Based in Fox Chapel, 3 mi away

    62/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 133 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 133 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2531 Universal Rd, Penn Hills Township, PA 15235
    View profile for Ventec Refrigeration(412) 793-0661

HVAC contractors ranked #29 to #29

#1 to #25 are shown in full above. Here are #29 to #29, in CR Score order; each links to its profile. We publish the top 29 of 415 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Plum, ranks 29 to 29
RankBusinessCR ScoreGoogle ratingDistance
29Gillece Services604.5★ (3,864)22 mi

Also serving Plum

1 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 Plum
BusinessGoogle ratingDistance
One Hour Heating & Air4.9★ (1,068)20 mi

How much do HVAC contractors cost in Plum?

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

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

We scored 415 Plum 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 Plum 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 Plum: frequently asked questions

Who is the best HVAC contractor in Plum?

By CR Score, the highest-ranked HVAC contractor in Plum, PA is Mitchell Plumbing, Heating, and Cooling with a CR Score of 68/100. It has 5.0★ from 4,264 Google reviews. It is open 24/7. McVay Plumbing Heating & Cooling Company (#2) and Restano Heating, Cooling & Plumbing (#3) follow. We ranked 415 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Plum?

ContractorsRanked ranks 415 HVAC contractors serving Plum, PA. Another 1 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Plum are open 24/7?

141 ranked HVAC contractors in Plum post 24/7 hours. The highest-ranked are Mitchell Plumbing, Heating, and Cooling (#1), McVay Plumbing Heating & Cooling Company (#2) and Restano Heating, Cooling & Plumbing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Plum work on weekends?

226 of 415 ranked HVAC contractors post Saturday hours and 181 post Sunday hours. The highest-ranked open Saturdays are Mitchell Plumbing, Heating, and Cooling (#1), McVay Plumbing Heating & Cooling Company (#2) and Restano Heating, Cooling & Plumbing (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Plum?

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

What Google rating do Plum HVAC contractors have?

The median Google rating among 415 rated HVAC contractors in Plum is 4.8★, with a median of 20 reviews. J&A Heating, Cooling, Plumbing, & Electrical has the most, 4,278 reviews, and ranks #4. 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 Plum?

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 Plum

  1. October 2026: CR Scores recalculated for 415 hvac contractors serving Plum.
  2. October 2026: 4 duplicate listings merged.

More HVAC contractors and Plum pages

Other trades in Plum