98 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Appleton: Black-Haak Heating, CR Score 93/100; 4.9★ from 7,227 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): 3rd Gospel Heating and Cooling, posts 24/7 hours; ranked #2 of 98.
Most-reviewed: Bob's Quality Heating & Air Conditioning, 1,871 Google reviews at 4.9★, the most of 98 ranked after Black-Haak Heating; ranked #22.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
98 Appleton HVAC contractors are ranked here by CR Score, from 8 published factors. 26 are open 24/7, 35 open Saturdays and 33 open Sundays, based on posted hours. The median Google rating is 4.8★ across 98 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Black-Haak Heating | 93 | 4.9★ (7,227) | Appleton | Sat · Sun | Overall |
| 2 | 3rd Gospel Heating and Cooling | 90 | 5.0★ (73) | Appleton | 24/7 | Emergencies |
| 3 | Star Heating & Air Conditioning LLC | 90 | 5.0★ (69) | Appleton | 24/7 | — |
| 4 | KP Heating and Cooling LLC | 89 | 4.8★ (63) | Appleton | 24/7 | — |
| 5 | Van's Heating and Cooling | 89 | 4.9★ (1,622) | De Pere, 21 mi away | 24/7 | — |
| 6 | Hockers Home Services | 88 | 4.8★ (1,765) | De Pere, 20 mi away | 24/7 | — |
| 7 | Apex Heating and Air Conditioning | 88 | 5.0★ (705) | Green Bay, 22 mi away | 24/7 | — |
| 8 | N.E.W. Mechanical | 88 | 5.0★ (21) | Appleton | 24/7 | — |
| 9 | Valheat, Inc. | 87 | 4.9★ (14) | Appleton | 24/7 | — |
| 10 | Palisades Heating & Cooling | 87 | 4.6★ (45) | Menasha, 3 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.9★ from 7,227 Google reviews, the most Google reviews on this list (7,227).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #2 because of its Google rating and availability: 5.0★ from 73 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #3 because of its Google rating and availability: 5.0★ from 69 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #4 because of its Google rating and availability: 4.8★ from 63 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in De Pere, 21 mi away
Ranked #5 because of its Google rating and availability: 4.9★ from 1,622 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in De Pere, 20 mi away
Ranked #6 because of its Google rating and availability: 4.8★ from 1,765 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Green Bay, 22 mi away
Ranked #7 because of its Google rating and availability: 5.0★ from 705 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #8 because of its Google rating and availability: 5.0★ from 21 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #9 because of its Google rating and availability: 4.9★ from 14 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Menasha, 3 mi away
Ranked #10 because of its Google rating and availability: 4.6★ from 45 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kaukauna, 7 mi away
Ranked #11 because of its Google rating and availability: 4.6★ from 65 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in De Pere, 19 mi away
Ranked #12 because of its Google rating and availability: 4.9★ from 187 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #13 because of its Google rating and availability: 4.6★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Neenah, 7 mi away
Ranked #14 because of its Google rating and availability: 4.3★ from 209 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #15 because of its Google rating and availability: 4.4★ from 14 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in New London, 16 mi away
Ranked #16 because of its Google rating and availability: 5.0★ from 24 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #17 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “HVAC contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Neenah, 7 mi away
Ranked #18 because of its Google rating and availability: 5.0★ from 4 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Green Bay, 22 mi away
Ranked #19 because of its Google rating and availability: 4.9★ from 56 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #20 because of its Google rating and availability: 1.8★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Appleton
Ranked #21 because of its Google rating and availability: 3.7★ from 3 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Kimberly, 4 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 1,871 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Oshkosh, 19 mi away
Ranked #23 because of its Google rating and availability: 5.0★ from 22 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Hobart, 18 mi away
Ranked #24 because of its Google rating and availability: 4.8★ from 25 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Neenah, 3 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 928 Google reviews, listed on Google as “HVAC contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 98 ranked HVAC contractors here; the rest are on their profiles.
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 |
|---|---|---|
| Absolute Plumbing of Wisconsin, LLC | 4.8★ (1,355) | In Appleton |
| Air Quality Specialists, Inc. | 3.3★ (3) | 25 mi |
| Automated Comfort Controls | 5.0★ (2) | In Appleton |
| Cypress Homes & Realty | 4.3★ (92) | In Appleton |
| Diamond Heating & Cooling | 4.4★ (7) | 25 mi |
| Everdry Waterproofing Fox Cities | 4.9★ (685) | In Appleton |
| Hanson's Quality Plumbing Inc. | 3.9★ (7) | In Appleton |
| Jack Kiefer Heating & Air | 4.9★ (49) | 8 mi |
| Jim Of All Trades | In Appleton | |
| Johnson Controls Appleton Branch Office | 5.0★ (1) | In Appleton |
| Kavanaugh Refrigeration, Inc | In Appleton | |
| Lamers Heating & Cooling | 4.5★ (2) | 13 mi |
| Masters Building Solutions | 5.0★ (1) | In Appleton |
| Neighborhood Heating & Cooling | In Appleton | |
| Northern Comfort Industries | 5.0★ (1) | 7 mi |
| Ramtech Plumbing & Heating | 3.3★ (7) | 18 mi |
| Reliable Air Conditioning & Heating Appleton | 3.0★ (1) | In Appleton |
| RNC Heating Cooling LLC | 5.0★ (2) | 25 mi |
| tom mankee heating | 5.0★ (2) | 20 mi |
| Ultimate Garage Heating & Cooling | 5.0★ (5) | 23 mi |
National price ranges in USD, not adjusted for Appleton. 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 Wisconsin, 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 98 Appleton HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Appleton data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |