54 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Williamson: Wolfgangs Cooling, Heating & Plumbing, CR Score 65/100; 4.9★ from 1,924 Google reviews; open 24/7.
Best for emergencies (open 24/7): ACE Home Services (formerly Yavapai Plumbing & Heating), posts 24/7 hours; ranked #2 of 54.
Most-reviewed: ACE Home Services (formerly Yavapai Plumbing & Heating), 1,913 Google reviews at 4.8★, the most of 54 ranked after Wolfgangs Cooling, Heating & Plumbing; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
54 Williamson HVAC contractors are ranked here by CR Score, from ten published factors. 17 are open 24/7, 27 open Saturdays and 24 open Sundays, based on posted hours. The median Google rating is 4.9★ across 54 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Wolfgangs Cooling, Heating & Plumbing | 65 | 4.9★ (1,924) | Prescott Valley, 14 mi away | 24/7 | Overall |
| 2 | ACE Home Services (formerly Yavapai Plumbing & Heating) | 64 | 4.8★ (1,913) | Prescott, 13 mi away | 24/7 | Emergencies, Most reviews |
| 3 | One Hour Heating & Air Conditioning® of Prescott | 64 | 4.7★ (1,186) | Prescott, 8 mi away | 24/7 | — |
| 4 | AC Medic Heating & Air | 63 | 4.9★ (317) | Prescott, 8 mi away | 24/7 | — |
| 5 | Chino Heating & Cooling | 63 | 4.8★ (356) | Chino Valley, 7 mi away | 24/7 | — |
| 6 | Goettl's High Desert Mechanical | 63 | 4.9★ (1,208) | Prescott Valley, 18 mi away | 24/7 | — |
| 7 | Balanced Heating & Air Conditioning | 61 | 4.9★ (87) | Chino Valley, 8 mi away | 24/7 | — |
| 8 | Fiscor Plumbing and Air | 61 | 4.9★ (194) | Prescott Valley, 13 mi away | 24/7 | — |
| 9 | Goettl's High Desert Mechanical | 60 | 4.9★ (151) | Prescott Valley, 14 mi away | 24/7 | — |
| 10 | Mountain Air, LLC | 59 | 5.0★ (66) | Prescott, 14 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,924 Google reviews, the most in Williamson.
Based in Prescott, 13 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 1,913 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 8 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 1,186 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 8 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 317 Google reviews, listed on Google as “HVAC contractor”.
Based in Chino Valley, 7 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 356 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott Valley, 18 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,208 Google reviews, listed on Google as “HVAC contractor”.
Based in Chino Valley, 8 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 87 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott Valley, 13 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 194 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott Valley, 14 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 14 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 66 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 10 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 677 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 4 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott Valley, 14 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 289 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 8 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 445 Google reviews, listed on Google as “Heating contractor”.
Based in Prescott, 9 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 345 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 10 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based in Chino Valley, 5 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 197 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 13 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 8 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 136 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott Valley, 13 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott Valley, 14 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 305 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 8 mi away
Ranked #22 because of its Google rating and trade focus: 4.0★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based in Chino Valley, 5 mi away
Ranked #23 because of its Google rating and trade focus: 3.8★ from 13 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Prescott, 9 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based in Prescott, 10 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “Air conditioning contractor”.
#1 to #25 are shown in full above. Here are #37 to #45, in CR Score order; each links to its profile. We publish the top 45 of 54 ranked HVAC contractors here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 37 | Multiple Services Inc. | 53 | 5.0★ (20) | 19 mi |
| 45 | Northern Beast Heating And Cooling | 51 | 5.0★ (14) | 23 mi |
National price ranges in USD, not adjusted for Williamson. 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 Arizona, Arizona Registrar of Contractors licenses Heating, ventilation, air conditioning and refrigeration work.
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 Arizona, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
We scored 54 Williamson 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 Williamson 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 |