68/100CR Score
Ranked #1 because of its Google rating and review volume: 4.7★ from 316 Google reviews.
- 4.7★ from 316 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4137 WY-150, Evanston, WY 82930
Emergency HVAC Contractors in Evanston, WY (2026)
6 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank
3 of the 6 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.
If you smell gas, leave the building now and call your gas utility or 911 from outside.
The short answer
- 1
#1 for emergency heating and cooling in Evanston: Champion Services, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
Top emergency HVAC contractors in Evanston at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Champion Services | 68 | 4.7★ (316) | Evanston | 24/7 |
| 2 | Royal Plumbing, Heating & Air Conditioning | 64 | 4.9★ (45) | Evanston | 24/7 |
| 3 | Mike Gross Air Conditioning and Heating Service | 54 | 4.4★ (7) | Harrisville, 24 mi away | 24/7 |
| 4 | Integrity Solutions, LLC | 47 | 5.0★ (80) | Evanston | Sat |
| 5 | Fireside Total Indoor Comfort | 40 | 3.4★ (5) | Evanston | — |
| 6 | Robert Rayl Refrigeration Heating & Appliance Repair | 40 | 3.8★ (4) | Evanston | — |
Call an emergency HVAC contractor in Evanston now
24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.
- #1Call (877) 789-6716
Open 24/7 · 4.7 from 316 Google reviews
- #2Call (801) 888-2709
#2Royal Plumbing, Heating & Air Conditioning
Open 24/7 · 4.9 from 45 Google reviews
- #3Call (801) 710-7127
#3Mike Gross Air Conditioning and Heating Service
Open 24/7 · 4.4 from 7 Google reviews
The 6 emergency HVAC contractors in Evanston, ranked
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Evanston
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 45 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 45 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Harrisville, 24 mi away
54/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “HVAC contractor”.
- 4.4★ from 7 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Evanston
47/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 80 Google reviews
- Hours
- Mon–Sat 7 AM–5 PM · Sun closed
- Address
- 1701 W Sage St, Evanston, WY 82930
Based in Evanston
40/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.4★ from 5 Google reviews, listed on Google as “HVAC contractor”.
- 3.4★ from 5 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- Evanston, WY 82930
Based in Evanston
40/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.8★ from 4 Google reviews, listed on Google as “Heating contractor”.
- 3.8★ from 4 Google reviews
- Hours
- Mon–Fri 10 AM–6 PM · Sat–Sun closed
How we ranked emergency HVAC contractors in Evanston
Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
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 |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |
Emergency HVAC contractors in Evanston: questions
Which HVAC contractors in Evanston are open 24/7?
3 on this list post 24/7 hours: Champion Services, Royal Plumbing, Heating & Air Conditioning and Mike Gross Air Conditioning and Heating Service.
Who is ranked #1 for emergency heating and cooling in Evanston, WY?
Champion Services is #1, with a CR Score of 68 out of 100 on emergency weights.
How are emergency HVAC contractors in Evanston ranked?
Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
What should I do before the HVAC contractor arrives?
If you smell gas, leave the building now and call your gas utility or 911 from outside.
How many emergency HVAC contractors here list a phone number?
6 of the 6 businesses ranked in full list a phone number. Tap Call to dial it.
Update log for Evanston
- October 2026: CR Scores recalculated for 6 hvac contractors serving Evanston.