HVAC·7 min read

Published May 12, 2026 · Last updated October 21, 2026

HVAC in Denver, Colorado: 14 Top Pros Ranked (2027)

✓ MethodologyEditorial teamFree directory, no pay-to-rank

Quick answer

The top-ranked HVAC provider in Denver is The Weather Changers Heating and Air Conditioning (Denver), with a 5.0★ rating across 1,272 Google reviews and a ServiceAgent Score of 8.6/10. Also strongly rated: Roots Heating & Air and Apex Clean Air AC & Heating Repair. See the full ranked list and how each provider scores below.

Denver · HVAC
Denver · HVAC
★ServiceAgent · Directory

TL;DR

Ranked: 1. The Weather Changers Heating and Air Conditioning · 2. Roots Heating & Air · 3. Apex Clean Air AC & Heating Repair · 4. Right Away Heating · 5. Heart Heating, Cooling, Plumbing & Electric

  • 14 verified hvac businesses operate in Denver, Colorado - all sourced from active Google Business Profile data.
  • Top pick: The Weather Changers Heating and Air Conditioning with a ServiceAgent Score of 8.6/10 (1,272 reviews, 5.0★ average).
  • 4 elite-tier providers (ServiceAgent Score 8.5+) and 0 owner-verified listings.
  • Typical cost in Denver: $150 - $4,200 - $385 median for a single-system repair, $7,400 median for a full residential replacement.
  • 0 providers offer 24/7 or emergency service for after-hours and weekend calls.
  • Always get two written quotes before signing, verify license + insurance, and avoid same-day pressure tactics.
14
verified HVAC providers in Denver
4.8★
median Google rating in Denver
4
elite-tier pros (ServiceAgent Score 8.5+)

Computed from the providers ranked on this page. Figures update with each data refresh.

At-a-glance: top 11 hvac pros in Denver

Compare the top picks side-by-side. Full reviews of each below.

#ProviderSA Score
#1The Weather Changers Heating and Air Conditioning8.6
#2Roots Heating & Air8.6
#3Apex Clean Air AC & Heating Repair8.5
#4Right Away Heating8.5
#5Heart Heating, Cooling, Plumbing & Electric8.4
#6Sanders & Johnson Heating, Cooling, and Plumbing8.4
#7Rogers & Sons, Inc.8.4
#8Mountain Breeze Heating & Air, Inc.8.4
#9Precision Climate HVAC Service8.3
#10Total Comfort HVAC Service8.2
#11Comfort Masters HVAC Service8.2

SA Score = ServiceAgent composite (0–10). Tap a row number to jump to the full review.

How the top HVAC pros compare

The same ServiceAgent Score components that drive the ranking, scored side by side — so you can see at a glance where each provider is strongest.

The criteria we scored against

  1. 1. Trust (data & verification). Owner-verification, completeness of contact info, and review-volume credibility.
  2. 2. Recommendation (rating). The Google star rating, Bayesian-shrunk toward the category mean so a few 5-star reviews can't dominate.
ProviderTrust (data & verification)Recommendation (rating)
The Weather Changers Heating and Air ConditioningStrongStrong
Roots Heating & AirStrongStrong
Apex Clean Air AC & Heating RepairStrongStrong
Right Away HeatingStrongStrong
Heart Heating, Cooling, Plumbing & ElectricStrongStrong
Sanders & Johnson Heating, Cooling, and PlumbingStrongStrong
Rogers & Sons, Inc.StrongStrong
Mountain Breeze Heating & Air, Inc.StrongStrong

How we chose these

We start from every active Google Business Profile in Denver tagged hvac, then score each business on two dimensions:

Trust Score (40% of the composite, 0-10) rewards owner-verified status (claimed listings get a 3-point bump), completeness of contact information (phone, website, address, hours, coordinates, photos, service categories), and review-volume credibility - a provider with 200+ reviews is treated as more trustworthy than a provider with the same star rating but only 5 reviews.

Recommendation Score (60% of the composite, 0-10) is the Google star rating shrunk toward the category mean using a Bayesian prior. Without this step, "5.0 from 2 reviews" would outrank "4.7 from 240 reviews" - which is exactly backwards. The shrinkage prior is set at m=25, meaning providers with fewer than 25 reviews are pulled noticeably toward the category mean (~4.8).

Composite ServiceAgent Score = 0.6 × Recommendation + 0.4 × Trust. We re-compute as new reviews land and as providers claim their listings. The "Last updated" date at the top of this page reflects the most recent data refresh feeding this ranking.

What we deliberately don't do: pay-to-rank, sponsored slots that masquerade as editorial picks, or hide our formula. Sponsored slots (if/when introduced) will be clearly labeled and won't affect editorial ranking.

Full formula on the methodology page.

14 Best HVAC Companies Ranked

Ranked by composite ServiceAgent Score. 14 verified businesses match.

Sort by:
1

Best for: Homeowners who want one of the most-reviewed hvac names in Denver, with a long public track record.

LocationDenver, CO · 10525 E 40th Ave #203, Denver, CO 80239
EstablishedEstablished (very high review volume)
SpecializationHVAC
Rating5.0★ across 1,272 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 10.0
ServiceAgent Score 8.6/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

The Weather Changers Heating and Air Conditioning has built a high-volume operation in Denver, with 1,272 Google reviews averaging 5.0 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 1,272 reviews is in the top 5% of providers in Denver - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Our top pick in Denver. The 8.6/10 composite comes from a rare combination of review depth (1,272 reviews), a 5.0-star rating, and complete profile data.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(303) 340-0077
Websitetheweatherchangers.com
2

Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.

LocationDenver, CO · 840 Santa Fe Dr, Denver, CO 80204
EstablishedEstablished (high review volume)
SpecializationHVAC
Rating5.0★ across 267 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 10.0
ServiceAgent Score 8.6/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Roots Heating & Air maintains a strong 5.0-star reputation across 267 reviews in Denver, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

5.0-star average across 267 reviews is in the top 5% of providers in Denver - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A top-3 pick in this market on the composite score. Worth a quote alongside #1 to compare response time and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(303) 381-3061
Websitewww.rootshvac.com/?utm_source=gmb&utm_medium=organic&utm_campaign=gmb-listing
3

Best for: Homeowners who want one of the most-reviewed hvac names in Denver, with a long public track record.

LocationDenver, CO · 6401 Broadway Unit L, Denver, CO 80221
EstablishedEstablished (very high review volume)
SpecializationHVAC
Rating4.9★ across 1,982 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.8
ServiceAgent Score 8.5/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Apex Clean Air AC & Heating Repair has built a high-volume operation in Denver, with 1,982 Google reviews averaging 4.9 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 1,982 reviews is in the top 5% of providers in Denver - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

A top-3 pick in this market on the composite score. Worth a quote alongside #1 to compare response time and pricing on your specific job.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 730-5856
Websitewww.apexcleanair.com/denver-co
4

Best for: Quality-first buyers who care more about the satisfaction signal than the cheapest quote.

LocationDenver, CO · 340 Santa Fe Dr, Denver, CO 80223
EstablishedEstablished (high review volume)
SpecializationHVAC
Rating4.9★ across 310 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.8
ServiceAgent Score 8.5/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Right Away Heating maintains a strong 4.9-star reputation across 310 reviews in Denver, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 310 reviews is in the top 5% of providers in Denver - unusually high satisfaction signal at this volume.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 646-1962
Websiterightawayheating.com
5

Best for: Homeowners who want one of the most-reviewed hvac names in Denver, with a long public track record.

LocationDenver, CO · 646 Bryant St, Denver, CO 80204
EstablishedEstablished (very high review volume)
SpecializationHVAC
Rating4.8★ across 2,903 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.6
ServiceAgent Score 8.4/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Heart Heating, Cooling, Plumbing & Electric has built a high-volume operation in Denver, with 2,903 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 2,903 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 442-0474
Websiteservicebyheart.com/?utm_source=google&utm_medium=gbp-denver&se_campaign=GBP%20-%20Denver
6

Best for: Homeowners who want a high-volume operator with a long, consistent track record.

LocationDenver, CO · 7100 Broadway #7K, Denver, CO 80221
EstablishedEstablished (very high review volume)
SpecializationHVAC
Rating4.8★ across 737 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.6
ServiceAgent Score 8.4/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Sanders & Johnson Heating, Cooling, and Plumbing has built a high-volume operation in Denver, with 737 Google reviews averaging 4.8 stars. That kind of review velocity in a single market typically means a fleet-style operation with multiple crews and a predictable response window.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 737 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 619-2021
Websitewww.sandersandjohnson.com/?utm_source=gmb&utm_medium=organic&utm_campaign=local
7

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 6202 Beach St, Denver, CO 80221
EstablishedEstablished (high review volume)
SpecializationHVAC
Rating4.8★ across 328 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.6
ServiceAgent Score 8.4/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Rogers & Sons, Inc. maintains a strong 4.8-star reputation across 328 reviews in Denver, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 328 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 729-3521
Websiterogershvac.com/?utm_source=google&utm_medium=gbp
8

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 7100 Broadway unit 5-0, Denver, CO 80221
EstablishedEstablished (high review volume)
SpecializationHVAC
Rating4.8★ across 278 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.6
ServiceAgent Score 8.4/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Mountain Breeze Heating & Air, Inc. maintains a strong 4.8-star reputation across 278 reviews in Denver, suggesting consistent execution rather than a one-off lucky streak.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 278 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranked here because of high review depth at a strong rating - the kind of provider you can hire without doing 90 minutes of due diligence.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(303) 288-2515
Websitemountainbreezeheatingandair.com
9

Best for: Customers prioritizing top-end satisfaction scores in Denver.

LocationDenver, CO · 2020 E Colfax Ave, Denver, CO 80206
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.9★ across 77 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.0★ 9.8
ServiceAgent Score 8.3/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

Precision Climate HVAC Service operates in Denver with 77 Google reviews at 4.9 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.9-star average across 77 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 664-8310
Websiteprecisionclimatehvacservice.site
10

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 1340 30th St, Denver, CO 80205
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.8★ across 83 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.0★ 9.6
ServiceAgent Score 8.2/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

Total Comfort HVAC Service operates in Denver with 83 Google reviews at 4.8 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 83 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 586-4411
Websitetotalcomforthvacservice.best
11

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 1505 Ogden St, Denver, CO 80218
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.8★ across 53 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.0★ 9.6
ServiceAgent Score 8.2/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

Comfort Masters HVAC Service operates in Denver with 53 Google reviews at 4.8 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 53 reviews points to consistent on-time delivery and clear communication.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 704-1180
Websitecomfortmastershvac.online
12

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 3270 W Alameda Ave, Denver, CO 80219
EstablishedEstablished (high review volume)
SpecializationHVAC
Rating4.6★ across 235 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.5★ 9.2
ServiceAgent Score 8.1/10 · high confidence
Trust StrongRecommendation StrongReview depth Strong

The approach

Day & Night Mechanical Solutions, Inc. operates in Denver with 235 Google reviews at 4.6 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.6-star average across 235 reviews puts them in the upper tier for hvac providers in Denver.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(303) 936-2696
Websitednmech.com/?utm_source=google&utm_medium=organic&utm_campaign=gbp
13

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 1630 Chestnut Pl, Denver, CO 80202
EstablishedSome operating history (limited review volume)
SpecializationHVAC
Rating4.8★ across 41 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 5.5★ 9.6
ServiceAgent Score 8.0/10 · med confidence
Trust ModerateRecommendation StrongReview depth Limited

The approach

Champion HVAC Service operates in Denver with 41 Google reviews at 4.8 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.8-star average across 41 reviews puts them in the upper tier for hvac providers in Denver.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Ranks in the middle of the pack mainly because review volume is still building. The rating itself is strong; treat them as a "worth a quote" rather than a default pick.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 330-8870
Websitechampionhvac.site
14

Best for: Mid-tier hvac jobs where price and quality both matter.

LocationDenver, CO · 1305 Delaware St, Denver, CO 80204
EstablishedOperating multiple years (moderate review history)
SpecializationHVAC
Rating4.6★ across 134 Google reviews
StatusUnclaimed listing (Google data)
SourcePublic Google Business Profile · data as of May 12, 2026
🛡 6.0★ 9.3
ServiceAgent Score 8.0/10 · high confidence
Trust ModerateRecommendation StrongReview depth Moderate

The approach

All Weather HVAC Denver operates in Denver with 134 Google reviews at 4.6 stars - a steady mid-tier signal in our composite scoring.

  • Maintains an active website with service detail.
  • Direct phone published - no lead form gatekeeping.
  • Active on Google with up-to-date contact info.

✓ Strong review signal

4.6-star average across 134 reviews puts them in the upper tier for hvac providers in Denver.

⚠ Watch out for

After-hours and emergency response isn't signaled on the public profile - confirm availability directly if your job is time-sensitive.

Our take

Mid-tier ranking in this market. Quality looks reasonable but isn't a standout vs. the top 3 - use them if you can't get a quote from a higher-ranked provider in time.

24/7 emergencyNot advertised
Free estimateNot advertised
Licensed + insuredNot advertised - verify before hiring
Phone(720) 581-4049
Websiteallweatherhvacdenver.com

Showing 10 of 14.

How to choose a HVAC pro

The ranking does the research; these five checks help you turn the shortlist into the right hire.

  1. 1

    Start with the top of the ranking, not an ad

    The providers ranked highest in Denver earned it on review depth, rating, and data completeness — not on ad spend. Shortlist two or three from the top before you start calling.

  2. 2

    Get two or three quotes in writing

    Pricing for HVAC work varies by scope and local market. Written quotes from a few shortlisted pros let you compare apples to apples and spot an outlier before you commit.

  3. 3

    Read the most recent reviews, not just the average

    A strong average can hide a recent slide in quality. Sort reviews by newest and look for how the business handles problems — a thoughtful reply to a bad review often tells you more than the star count.

  4. 4

    Confirm licensing, insurance, and scope before work starts

    Ask for the license number and proof of insurance, and get the full scope of work plus any parts/labor warranty in writing before any HVAC job begins. Verify the license on your state board if the work is significant.

  5. 5

    Match the provider to your actual job

    A high-volume operator is great for a routine job; a smaller specialist may be a better fit for an unusual one. Use the scorecard above to pick for your situation, not just the overall rank.

Local context

$Denver sits in $Colorado's broader hvac services market, which our data suggests has 14 actively-operating providers within the city limits and surrounding metro. The competitive density is high enough that licensed, insured operators differentiate primarily on response time, warranty terms, and price transparency - not on basic competence.

Pricing drivers in Denver

  • System age (units over 10 years are more likely to need replacement vs. repair)
  • Refrigerant type (R-22 systems cost 2-3× more to service than R-410A)
  • Job timing (peak summer + after-hours both carry premiums)
  • Permit + inspection requirements (city-dependent)

What to verify before signing

  • Licensed in your state (verify on the state contractor board)
  • Carries general liability + worker's comp insurance
  • Provides itemized written estimate before work begins
  • Offers at least a 1-year warranty on parts AND labor
  • Is NATE-certified or factory-trained on your unit's brand

Red flags to walk away from

  • ⚠️ Refuses to put the diagnostic fee in writing before arriving
  • ⚠️ Pushes "full system replacement" without showing you the failing part
  • ⚠️ Charges over $200 just to drive out without a price band quoted in advance
  • ⚠️ No EPA Section 608 certification on file (required to handle refrigerant)

When demand peaks in Denver for hvac

12-month demand index (100 = annual average). Peaks in July, troughs in October. Book in the trough months to lock lower rates.

avg = 100Jul: 185JanFebMarAprMayJunJulAugSepOctNovDec

Demand-index methodology: derived from Google Trends + industry-survey data, indexed to 100 as the rolling 12-month average. Local market may vary 10-25%.

Pricing: what hvac costs

Quick budget estimates by job type. Use these as a planning sanity-check, not as a firm quote.

JobLowHigh
Diagnostic visit$75$200
Refrigerant recharge (per pound)$300$600
Capacitor replacement$100$350
Compressor replacement$1,200$2,800
Full system replacement (per ton)$6,300$9,000

Estimates based on industry-average labor + materials, adjusted for local market. Get at least two written quotes from providers above before signing.

What to know about hiring HVAC

HVAC work ranges from a quick repair to a full system replacement, and the right pro depends on the job.

What drives the price

System size (tonnage), SEER efficiency rating, ductwork condition, and whether it's a repair, replacement, or new install.

What to check

EPA 608 certification, manufacturer certifications (Trane, Carrier, Lennox), and whether they do a load calculation rather than just swapping like-for-like.

When to call

Before peak summer or winter — emergency and after-hours work costs more, and the best crews book out in heat waves.

Why trust this list

When you need hvac work done in Denver, the first hour of research is usually the most expensive part - reading reviews, decoding marketing claims, and trying to figure out who's actually a licensed pro vs. someone with a truck and a Google listing. This page is meant to compress that hour into about five minutes.

We've cataloged every active hvac business in Denver, Colorado (14 total) and ranked them by a single composite ServiceAgent Score - a weighted blend of *trust signals* (data quality, verification status, review-volume credibility) and *quality signals* (rating, review count, response time). The result is a list where high-volume, well-reviewed, complete-data providers float to the top, and where a "5-star from 3 reviews" outfit doesn't get to outrank a 4.7★ provider with 240 reviews.

Below: the ranked list (top 14), followed by what to look for, what each project usually costs in Denver, the red flags that should make you walk, and a methodology section that shows our exact formula. If you run one of these businesses, the Claim your listing banner near the bottom takes you through a 2-minute verification flow to get a green badge, edit your description, and bump your placement.

Frequently asked questions

10 common questions about hiring a hvac pro in this area.

Who is the best hvac provider in Denver, Colorado?

Based on our composite scoring, The Weather Changers Heating and Air Conditioning ranks #1 with a ServiceAgent Score of 8.6/10 (1,272 reviews, 5.0★). Roots Heating & Air ranks #2 (8.6/10) and Apex Clean Air AC & Heating Repair ranks #3 (8.5/10). These rankings refresh as new reviews come in.

How much does hvac service cost in Denver?

Costs in Denver for hvac work span $150 - $4,200 depending on scope. $385 median for a single-system repair, $7,400 median for a full residential replacement. Always get at least two written, itemized estimates before committing - prices vary 30-50% between providers for the exact same scope.

What drives the price difference between hvac providers?

Several factors:

• System age (units over 10 years are more likely to need replacement vs. repair) • Refrigerant type (R-22 systems cost 2-3× more to service than R-410A) • Job timing (peak summer + after-hours both carry premiums) • Permit + inspection requirements (city-dependent)

Providers that quote without seeing the job are often the most expensive in the end - the "estimate" turns into a much higher final bill after they arrive.

What should I look for when hiring a hvac pro in Denver?

Use this checklist before signing anything:

• Licensed in your state (verify on the state contractor board) • Carries general liability + worker's comp insurance • Provides itemized written estimate before work begins • Offers at least a 1-year warranty on parts AND labor • Is NATE-certified or factory-trained on your unit's brand

If the provider can't or won't meet these, walk. There's no shortage of pros in Denver - we've cataloged 14 of them on this page alone.

What are red flags to avoid when hiring hvac in Denver?

The patterns we see most often in disputes:

• ⚠️ Refuses to put the diagnostic fee in writing before arriving • ⚠️ Pushes "full system replacement" without showing you the failing part • ⚠️ Charges over $200 just to drive out without a price band quoted in advance • ⚠️ No EPA Section 608 certification on file (required to handle refrigerant)

Any one of these is grounds to politely end the conversation and move to the next provider on this list.

Are these hvac listings verified?

All 14 listings are pulled from active Google Business Profile data, which means each business has confirmed its location, name, and contact details with Google. Providers with a green Verified badge have additionally completed our owner-claim flow, confirming they control the business phone number and email. As of the latest refresh, 0 of these 14 listings are ServiceAgent-verified.

How does the ServiceAgent Score work?

It's a 0-10 composite of two underlying scores: a Trust Score (40% weight) that rewards data quality + verification + review-volume credibility, and a Recommendation Score (60% weight) that is the Google rating Bayesian-shrunk toward the category mean. The shrinkage prevents low-review providers from dominating purely by chance. Full formula on the methodology page.

Can I get free quotes from multiple hvac providers at once?

Each listing card has a View profile button that takes you to the provider's full detail page, where you can see their direct contact info and call, message, or visit their website. ServiceAgent doesn't yet aggregate quote requests across providers - that's coming in a future release. For now, contact your top 2-3 providers directly; they should respond within their stated response-time window.

Why does the ranking change between visits?

Two reasons. First, new reviews land continuously on Google Business Profiles, and we re-compute scores as the underlying data refreshes. Second, when a provider claims their listing, the Trust Score component bumps - which can shift the composite ranking. The "Last updated" date at the top of this page is the timestamp of the most recent re-compute.

I'm a business owner - how do I get my listing on this page?

If your business has an active Google Business Profile in Denver tagged hvac, it should already be here. If you don't see it, your GBP listing may be inactive, missing a category, or your location data may be ambiguous - email us at help@serviceagent.ai and we'll investigate. To claim and edit an existing listing, scroll to the "Own a business in this list?" banner near the bottom of this page.

Reports & insights

Pricing, demand, and provider trends for Denver — refreshed quarterly.

Verify any provider's license in Colorado

Always confirm a contractor is in good standing before hiring. Colorado uses the Colorado DORA Division of Professions and Occupations. Search by license number, business name, or address.

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Fill out the verification form right here. We'll match it to your Google Business Profile and confirm by phone within one business day.

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About the author

Written by

Headshot of Shaambhav Shankar

Shaambhav Shankar

Growth & Product Marketing, ServiceAgent

Shaambhav Shankar works in product marketing at SaaS Labs, the company behind ServiceAgent, and describes himself as a marketing generalist with six years of experience in SaaS. He studied at Symbiosis International University and is based in the Greater Delhi Area. He writes the bulk of the ServiceAgent blog, covering call answering, CRM and the operational side of running a home services business, and authors and maintains the ServiceAgent Directory rankings.

Credentials

  • Symbiosis International University (2016-2019)
  • Digital Marketing, Google India (2020)
  • Financial Modelling and Valuation, Ernst & Young (2019)
  • Building with the Claude API, Anthropic (2026)
  • AI Fluency for Builders, Anthropic (2026)
  • Introduction to Model Context Protocol, Anthropic (2026)

Greater Delhi Area, India · 6 years experience

Every ranking on this page is written and maintained by Shaambhav Shankar, who owns the ranking methodology and verifies each provider listing against public data. No pay-to-rank, no sponsored placements. Read our methodology →

Update history
  • October 21, 2026 — Latest ranking refresh. Composite ServiceAgent Scores recomputed from current Google review data.

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