Top 50 of 98 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank
25 of the 50 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.
#1 for emergency heating and cooling in Sudden Valley: Marr's Heating, AC, Plumbing & Electrical, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Marr's Heating, AC, Plumbing & Electrical | 66 | 4.9★ (1,749) | Bellingham, 6 mi away | 24/7 |
| 2 | Clean Air Heating & Cooling | 65 | 4.9★ (757) | Bellingham, 6 mi away | 24/7 |
| 3 | Barron Heating AC Electrical & Plumbing | 65 | 4.8★ (2,314) | Ferndale, 12 mi away | 24/7 |
| 4 | Gary's Plumbing & Heating | 63 | 4.6★ (855) | Bellingham, 11 mi away | 24/7 |
| 5 | Andgar Home Comfort | 63 | 4.9★ (1,038) | Ferndale, 17 mi away | 24/7 |
| 6 | CPI Plumbing, Heating & Cooling | 63 | 4.9★ (219) | Bellingham, 7 mi away | 24/7 |
| 7 | CM Heating | 62 | 5.0★ (1,208) | Mount Vernon, 20 mi away | 24/7 |
| 8 | Ronk Brothers Heating, Cooling, and Electrical | 62 | 4.9★ (841) | Sedro-Woolley, 16 mi away | 24/7 |
| 9 | Lynden Sheet Metal Inc. | 62 | 4.9★ (834) | Lynden, 17 mi away | 24/7 |
| 10 | AirVantage Heating & Cooling | 62 | 5.0★ (1,627) | Abbotsford, 23 mi away | 24/7 |
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.
#1Marr's Heating, AC, Plumbing & Electrical
Open 24/7 · 4.9 from 1,749 Google reviews
Open 24/7 · 4.9 from 757 Google reviews
#3Barron Heating AC Electrical & Plumbing
Open 24/7 · 4.8 from 2,314 Google reviews
Open 24/7 · 4.6 from 855 Google reviews
Open 24/7 · 4.9 from 1,038 Google reviews
#6CPI Plumbing, Heating & Cooling
Open 24/7 · 4.9 from 219 Google reviews
Open 24/7 · 5.0 from 1,208 Google reviews
#8Ronk Brothers Heating, Cooling, and Electrical
Open 24/7 · 4.9 from 841 Google reviews
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 98 is on the HVAC contractors page.
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 in Sudden Valley
Based in Bellingham, 6 mi away
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,749 Google reviews, listed on Google as “HVAC contractor”.
Based in Bellingham, 6 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 757 Google reviews, listed on Google as “HVAC contractor”.
Based in Ferndale, 12 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 2,314 Google reviews, listed on Google as “HVAC contractor”.
Based in Bellingham, 11 mi away
Ranked #4 because of its Google rating and trade focus: 4.6★ from 855 Google reviews, listed on Google as “HVAC contractor”.
Based in Ferndale, 17 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,038 Google reviews, listed on Google as “HVAC contractor”.
Based in Bellingham, 7 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 219 Google reviews, listed on Google as “HVAC contractor”.
Based in Mount Vernon, 20 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 1,208 Google reviews, listed on Google as “HVAC contractor”.
Based in Sedro-Woolley, 16 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 841 Google reviews, listed on Google as “HVAC contractor”.
Based in Lynden, 17 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 834 Google reviews, listed on Google as “Heating contractor”.
Based in Abbotsford, 23 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 1,627 Google reviews, listed on Google as “HVAC contractor”.
Based in Mount Vernon, 23 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 914 Google reviews, listed on Google as “Heating contractor”.
Based in Mount Vernon, 22 mi away
Ranked #12 because of its Google rating and review volume: 4.8★ from 2,955 Google reviews.
Based in Anacortes, 20 mi away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 264 Google reviews, listed on Google as “HVAC contractor”.
Based in Anacortes, 19 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 99 Google reviews, listed on Google as “HVAC contractor”.
Based in Burlington, 18 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 117 Google reviews, listed on Google as “HVAC contractor”.
Based in Mount Vernon, 20 mi away
Ranked #16 because of its Google rating and trade focus: 4.5★ from 198 Google reviews, listed on Google as “HVAC contractor”.
Based in Blaine, 8 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “HVAC contractor”.
Based in Ferndale, 15 mi away
Ranked #18 because of its Google rating and trade focus: 4.5★ from 42 Google reviews, listed on Google as “Heating contractor”.
Based in Abbotsford, 23 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 65 Google reviews, listed on Google as “Heating contractor”.
Based in Blaine, 22 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “HVAC contractor”.
Based in Burlington, 19 mi away
Ranked #21 because of its Google rating and trade focus: 4.3★ from 43 Google reviews, listed on Google as “HVAC contractor”.
Based in Abbotsford, 22 mi away
Ranked #22 because of its Google rating and review volume: 5.0★ from 298 Google reviews.
Based in Bellingham, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based in Ferndale, 15 mi away
Ranked #24 because of its Google rating and trade focus: 4.1★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based in Lynden, 17 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “HVAC contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
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 |