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Best HVAC Contractors in Collegedale, TN (2026)

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

The short answer

  1. 1

    Best overall in Collegedale: Metro Plumbing, Heating & Air, CR Score 66/100; 4.8★ from 4,285 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Hiller Plumbing, Heating, Cooling & Electrical, posts 24/7 hours; ranked #2 of 203.

  3. 7

    Most-reviewed: Dalton Heating & Air, 1,746 Google reviews at 4.9★, the most of 203 ranked after Metro Plumbing, Heating & Air; ranked #7.

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

203 Collegedale HVAC contractors are ranked here by CR Score, from ten published factors. 58 are open 24/7, 114 open Saturdays and 87 open Sundays, based on posted hours. The median Google rating is 4.8★ across 203 rated businesses.

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

Top 10 HVAC contractors in Collegedale at a glance

Top 10 HVAC contractors in Collegedale at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Metro Plumbing, Heating & Air664.8★ (4,285)Chattanooga, 6 mi away24/7Overall
2Hiller Plumbing, Heating, Cooling & Electrical654.9★ (1,215)Chattanooga, 6 mi away24/7Emergencies
3Patriot Services644.8★ (1,538)Chattanooga, 8 mi away24/7—
4DynaMech Heating, Cooling, Electrical & Plumbing635.0★ (527)Cleveland, 9 mi away24/7—
5Metro Plumbing, Heating & Air635.0★ (600)Chattanooga, 11 mi away24/7—
6Lee Company634.7★ (696)Chattanooga, 6 mi away24/7—
7Dalton Heating & Air624.9★ (1,746)Dalton, 18 mi away24/7Most reviews
8Malone Heat & Air624.8★ (1,194)Chattanooga, 14 mi away24/7—
9North Georgia Heating & Air of Chattanooga624.8★ (685)Chattanooga, 10 mi away24/7—
10Scenic City Heating and AC624.8★ (403)Chattanooga, 8 mi away24/7—

The 203 best HVAC contractors in Collegedale, 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.

  3. #3 Patriot Services

    Based in Chattanooga, 8 mi away

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 1,538 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,538 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6113 Airways Blvd #105, Chattanooga, TN 37421
    View profile for Patriot Services(423) 922-7360

  6. #6 Lee Company

    Based in Chattanooga, 6 mi away

    63/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.7★ from 696 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 696 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7308 Shallowford Rd, Chattanooga, TN 37421
    View profile for Lee Company(423) 567-8877

  7. #7 Dalton Heating & Air

    Based in Dalton, 18 mi away

    62/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 1,746 Google reviews, listed on Google as “Air conditioning repair service”.

    • 4.9★ from 1,746 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1500 Cleveland Hwy, Dalton, GA 30721
    View profile for Dalton Heating & Air(706) 272-3968

  8. #8 Malone Heat & Air

    Based in Chattanooga, 14 mi away

    62/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 1,194 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,194 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2021 Watauga St, Chattanooga, TN 37404
    View profile for Malone Heat & Air(423) 624-6647

  11. #11 Air Comfort HVAC

    Based in Fairview, 10 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 390 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 390 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11 Commerce Dr, Ringgold, GA 30736
    View profile for Air Comfort HVAC(706) 952-4197

  13. #13 Lee Company

    Based in Chattanooga, 13 mi away

    62/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 500 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 500 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2801 Dodds Ave Suite D, Chattanooga, TN 37407
    View profile for Lee Company(423) 567-8877

  17. #17 Clean Heating & Air

    Based in Dalton, 21 mi away

    61/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 755 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 755 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    640 S Hamilton St, Dalton, GA 30720
    View profile for Clean Heating & Air(706) 226-1303

HVAC contractors ranked #26 to #36

#1 to #25 are shown in full above. Here are #26 to #36, in CR Score order; each links to its profile. We publish the top 36 of 203 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Collegedale, ranks 26 to 36
RankBusinessCR ScoreGoogle ratingDistance
26Stafford Heating And Air594.9★ (113)14 mi
28Elite HVAC594.9★ (80)12 mi
30One Hour Heating & Air Conditioning® of Chattanooga594.6★ (168)12 mi
31Ryan Heating and Air594.9★ (195)18 mi
36Keith Heating & Air594.7★ (152)14 mi

How much do HVAC contractors cost in Collegedale?

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

How much do HVAC contractors cost in Collegedale?
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

How to check an HVAC contractor's license in Tennessee

In Tennessee, Tennessee Board for Licensing Contractors licenses Contractor licenses (mechanical/HVAC classification).

  1. Search the business name or license number on the Tennessee Board for Licensing Contractors license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire an HVAC contractor in Tennessee

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Collegedale HVAC contractors

We scored 203 Collegedale 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 Collegedale 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 Collegedale: frequently asked questions

Who is the best HVAC contractor in Collegedale?

By CR Score, the highest-ranked HVAC contractor in Collegedale, TN is Metro Plumbing, Heating & Air with a CR Score of 66/100. It has 4.8★ from 4,285 Google reviews. It is open 24/7. Hiller Plumbing, Heating, Cooling & Electrical (#2) and Patriot Services (#3) follow. We ranked 203 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Collegedale?

ContractorsRanked ranks 203 HVAC contractors serving Collegedale, TN. 2 of them are based in Collegedale; the rest serve it from nearby towns. Counts are as of October 2026.

Which HVAC contractors in Collegedale are open 24/7?

58 ranked HVAC contractors in Collegedale post 24/7 hours. The highest-ranked are Metro Plumbing, Heating & Air (#1), Hiller Plumbing, Heating, Cooling & Electrical (#2) and Patriot Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Collegedale work on weekends?

114 of 203 ranked HVAC contractors post Saturday hours and 87 post Sunday hours. The highest-ranked open Saturdays are Metro Plumbing, Heating & Air (#1), Hiller Plumbing, Heating, Cooling & Electrical (#2) and Patriot Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in Tennessee?

In Tennessee, Tennessee Board for Licensing Contractors handles licensing and covers Contractor licenses (mechanical/HVAC classification). Search the business or license number at https://verify.tn.gov/.

How much does ac replacement cost in Collegedale?

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

What Google rating do Collegedale HVAC contractors have?

The median Google rating among 203 rated HVAC contractors in Collegedale is 4.8★, with a median of 24 reviews. Metro Plumbing, Heating & Air has the most, 4,285 reviews, and ranks #1. 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 Collegedale?

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

Update log for Collegedale

  1. October 2026: CR Scores recalculated for 203 hvac contractors serving Collegedale.
  2. October 2026: 3 duplicate listings merged.

More HVAC contractors and Collegedale pages

Other trades in Collegedale