35 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Sioux City: Kalins Indoor Comfort, CR Score 68/100; 4.9★ from 2,366 Google reviews; open 24/7.
Best for emergencies (open 24/7): Dakota Comfort Heating & AC LLC, posts 24/7 hours; ranked #2 of 35.
Most-reviewed: CW Suter Services, 549 Google reviews at 4.9★, the most of 35 ranked after Kalins Indoor Comfort; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
35 Sioux City HVAC contractors are ranked here by CR Score, from ten published factors. 11 are open 24/7, 12 open Saturdays and 12 open Sundays, based on posted hours. The median Google rating is 4.7★ across 35 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Kalins Indoor Comfort | 68 | 4.9★ (2,366) | Sioux City | 24/7 | Overall |
| 2 | Dakota Comfort Heating & AC LLC | 62 | 5.0★ (44) | Sioux City | 24/7 | Emergencies |
| 3 | CW Suter Services | 61 | 4.9★ (549) | Sioux City | — | Most reviews |
| 4 | Alvarez Heating and Cooling | 61 | 5.0★ (27) | Sioux City | 24/7 | — |
| 5 | Mpire Heating & Cooling LLC | 61 | 4.9★ (29) | Sioux City | 24/7 | — |
| 6 | Denney Plumbing Heating & Air | 60 | 4.6★ (31) | Sioux City | 24/7 | — |
| 7 | O'Connor Heating & Cooling | 60 | 4.3★ (59) | Sioux City | 24/7 | — |
| 8 | P.M. HVAC Services LLC | 59 | 5.0★ (9) | Sioux City | 24/7 | — |
| 9 | Rasmussen Mechanical Services | 59 | 4.6★ (12) | Sioux City | 24/7 | — |
| 10 | Farrell's Heating & AC | 59 | 4.4★ (64) | Sioux City | 24/7 | — |
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 2,366 Google reviews, the most in Sioux City.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #2 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #3 because of its Google rating and trade focus: 4.9★ from 549 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #4 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #5 because of its Google rating and trade focus: 4.9★ from 29 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #6 because of its Google rating and trade focus: 4.6★ from 31 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #7 because of its Google rating and trade focus: 4.3★ from 59 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #8 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #9 because of its Google rating and trade focus: 4.6★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #10 because of its Google rating and trade focus: 4.4★ from 64 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #11 because of its Google rating and trade focus: 4.9★ from 174 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #12 because of its Google rating and trade focus: 4.4★ from 8 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #13 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #14 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Sioux City
Ranked #15 because of its Google rating and trade focus: 4.6★ from 91 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #16 because of its Google rating and trade focus: 4.1★ from 412 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #17 because of its Google rating and trade focus: 4.7★ from 44 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #18 because of its Google rating and trade focus: 4.6★ from 41 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #19 because of its Google rating and trade focus: 2.8★ from 16 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #20 because of its Google rating and trade focus: 4.4★ from 47 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #21 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #22 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #23 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #24 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sioux City
Ranked #25 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #35, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Thompson Solutions Group | 53 | 5.0★ (6) | In Sioux City |
| 27 | Wrenn's Plumbing and Heating, Inc. | 51 | 4.5★ (51) | In Sioux City |
| 28 | Budden Plumbing, Heating, Cooling & Radon Mitigation | 51 | 5.0★ (43) | 22 mi |
| 29 | Anthony Plumbing Heating Electric | 49 | 4.0★ (30) | 24 mi |
| 30 | Feeney Plumbing, Heating & AC, L.L.C. | 49 | 4.8★ (33) | 25 mi |
| 31 | Foulk Brothers Plumbing & Heating | 49 | 3.7★ (48) | In Sioux City |
| 32 | R Prescott and Sons Plumbing and Heating | 49 | 3.6★ (28) | In Sioux City |
| 33 | Superior Plumbing & Heating | 48 | 5.0★ (3) | In Sioux City |
| 34 | Langel's Plumbing Heating AC | 48 | 4.0★ (22) | 23 mi |
| 35 | Prescott & Schramm | 46 | 5.0★ (5) | In Sioux City |
15 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 |
|---|---|---|
| All Hats Repair Handyman services | In Sioux City | |
| Cooling Squad - HVAC Services Sergeant Bluff | In Sioux City | |
| Eagle Rock Heating and Air Conditioning | 1.0★ (1) | In Sioux City |
| Garrison Heating and Cooling | 5.0★ (1) | In Sioux City |
| Heating & Air Conditioning | 5.0★ (1) | In Sioux City |
| Heating & Air Conditioning | In Sioux City | |
| Le Mars Plumbing & Heating | 23 mi | |
| Lewis Plumbing & Heating | 24 mi | |
| MTC Mechanical LLC | In Sioux City | |
| Precision Heating & Cooling | In Sioux City | |
| R H Mullen Plumbing | 5.0★ (3) | In Sioux City |
| R.M. White Company | 5.0★ (3) | In Sioux City |
| Redstar Plumbing & Heating | In Sioux City | |
| SERVPRO of Sooland | 4.6★ (189) | In Sioux City |
| Tessiers | 5.0★ (2) | In Sioux City |
National price ranges in USD, not adjusted for Sioux City. 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 Iowa, Iowa Plumbing and Mechanical Systems Board (Department of Inspections, Appeals and Licensing) licenses Mechanical (HVAC, refrigeration, hydronic) licenses.
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
In Iowa, 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 35 Sioux City 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 Sioux City 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 |