19 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Mankato: Countryside Refrigeration & Heating, LLC., CR Score 67/100; 4.9★ from 242 Google reviews; open 24/7.
Best for emergencies (open 24/7): Davis Comfort Systems, Inc., posts 24/7 hours; ranked #2 of 19.
Most-reviewed: Davis Comfort Systems, Inc., 207 Google reviews at 4.8★, the most of 19 ranked after Countryside Refrigeration & Heating, LLC.; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
19 Mankato HVAC contractors are ranked here by CR Score, from ten published factors. 6 are open 24/7, 8 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.7★ across 19 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Countryside Refrigeration & Heating, LLC. | 67 | 4.9★ (242) | North Mankato, 2 mi away | 24/7 | Overall |
| 2 | Davis Comfort Systems, Inc. | 67 | 4.8★ (207) | Mankato | 24/7 | Emergencies, Most reviews |
| 3 | L & L Mechanical | 65 | 4.6★ (131) | Mankato | 24/7 | — |
| 4 | Ahrens Heating and Air Conditioning | 59 | 4.7★ (88) | New Ulm, 24 mi away | 24/7 | — |
| 5 | Kopp Plumbing & Heating, Inc. | 57 | 5.0★ (6) | Mankato | — | — |
| 6 | Nilson Heating & Air Conditioning | 56 | 4.7★ (34) | New Ulm, 25 mi away | 24/7 | — |
| 7 | Latitude 44 Plumbing & Heating | 56 | 5.0★ (26) | Mankato | Sat · Evenings | — |
| 8 | Leonard Heating and Air Conditioning LLC | 55 | 5.0★ (3) | Saint Peter, 12 mi away | 24/7 | — |
| 9 | Ryan Plumbing & Heating and Ryan Electric | 55 | 4.6★ (37) | Saint Peter, 12 mi away | — | — |
| 10 | Kasota AC Repair Pros | 54 | 5.0★ (3) | Saint Peter, 9 mi away | Sat · Sun | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.9★ from 242 Google reviews, the most in Mankato.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mankato
Ranked #2 because of its Google rating and trade focus: 4.8★ from 207 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mankato
Ranked #3 because of its Google rating and trade focus: 4.6★ from 131 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Ulm, 24 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 88 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mankato
Ranked #5 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in New Ulm, 25 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 34 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mankato
Ranked #7 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Peter, 12 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Peter, 12 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 37 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Peter, 9 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mankato
Ranked #11 because of its Google rating and review volume: 4.6★ from 94 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Peter, 11 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Saint Peter, 12 mi away
Ranked #13 because of its Google rating and trade focus: 4.3★ from 11 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waseca, 24 mi away
Ranked #14 because of its Google rating and trade focus: 4.5★ from 32 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mankato
Ranked #15 because of its Google rating and trade focus: 2.3★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in New Ulm, 24 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Ulm, 25 mi away
Ranked #17 because of its Google rating and trade focus: 4.1★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waseca, 24 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in New Ulm, 24 mi away
Ranked #19 because of its Google rating and trade focus: 2.7★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
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.
| Business | Google rating | Distance |
|---|---|---|
| Blake's Heating & Air | In Mankato | |
| Connors Plumbing, Heating and Air | In Mankato | |
| Fresh Start Cleaning & Restoration | In Mankato | |
| Haley Plumbing & Heating LLC | 5.0★ (1) | In Mankato |
| Hellekson Heating & Air Conditioning LLC | In Mankato | |
| Herding Heating &A/C | In Mankato | |
| Ignite Heating, Cooling, and Refrigeration Repair | In Mankato | |
| Kelley Heating & Air Conditioning | In Mankato | |
| Key City Electric & Home Services | In Mankato | |
| Liberty Heating & Cooling | In Mankato | |
| Mankato Refrigeration, LLC | In Mankato | |
| Mechanical Resources Inc | In Mankato | |
| NAC Mechanical & Electrical Services Mankato | In Mankato | |
| Northern Comfort Inc - Plumbing, Heating & Cooling Southern MN | In Mankato | |
| Polar Heating & Cooling Inc | In Mankato | |
| Quality Appliance & Television | In Mankato | |
| SERVPRO of Mankato/Owatonna | 4.7★ (95) | In Mankato |
| Skogen Mechanical LLC | In Mankato | |
| SteelPoint Plumbing | 4.9★ (74) | In Mankato |
| Thorset Comfort Systems | In Mankato |
National price ranges in USD, not adjusted for Mankato. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In Minnesota, 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.
We scored 19 Mankato 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.
| Factor | Weight | Computed from | In Mankato data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |