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Emergency HVAC Contractors in Fort Collins, CO (2026)

Top 50 of 218 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.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Fort Collins: Allen Service, 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 Fort Collins at a glance

Top emergency HVAC contractors in Fort Collins at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Allen Service684.8★ (6,401)Fort Collins24/7
2Lion Home Service684.7★ (5,912)Fort Collins24/7
3Fort Collins Heating & Air Conditioning and Plumbing674.9★ (3,171)Fort Collins24/7
4Balance Point Heating, Cooling & Plumbing655.0★ (486)Fort Collins24/7
5AAA Service Plumbing, Heating & Electric655.0★ (426)Fort Collins24/7
6Horsetooth Heating, Air & Plumbing654.9★ (530)Fort Collins24/7
7Cool Ducts Heating and Cooling654.9★ (451)Fort Collins24/7
8One Hour Heating & Air Conditioning® of Loveland644.8★ (2,777)Loveland, 10 mi away24/7
9Swan Plumbing Heating & Air Of Loveland644.8★ (2,466)Loveland, 11 mi away24/7
10Welzig Heating, Cooling, Plumbing & Electric644.9★ (296)Fort Collins24/7

Call an emergency HVAC contractor in Fort Collins 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.

The 50 emergency HVAC contractors in Fort Collins, ranked

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 218 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.

  1. Ranked #1 in Fort Collins

    #1 Allen Service

    Based in Fort Collins

    68/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.8★ from 6,401 Google reviews.

    • 4.8★ from 6,401 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    101 S Link Ln, Fort Collins, CO 80524
    View profile for Allen Service(970) 484-4841

  2. #2 Lion Home Service

    Based in Fort Collins

    68/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.7★ from 5,912 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 5,912 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4868 Innovation Dr, Fort Collins, CO 80525
    View profile for Lion Home Service(970) 829-8222

  13. #13 Poudre Valley Air

    Based in Fort Collins

    64/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.6★ from 431 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 431 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2416 Donella Ct Unit A, Fort Collins, CO 80524
    View profile for Poudre Valley Air(970) 235-2645

  14. #14 Plumbline Services

    Based in Loveland, 9 mi away

    63/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.8★ from 1,106 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,106 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    395 W 67th St, Loveland, CO 80538
    View profile for Plumbline Services(970) 235-2606

  16. #16 Limelight Services

    Based in Johnstown, 14 mi away

    63/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 1,508 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 1,508 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4540 Venture Dr #100, Johnstown, CO 80534
    View profile for Limelight Services(970) 218-9539

Top 50 of 218 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Fort Collins, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Reliable Fort Collins HVAC Repair615.0★ (32)In Fort Collins
27Calvary Plumbing and Heating604.6★ (38)In Fort Collins
28Specialized 72 Degrees Air Conditioning & Heating604.8★ (30)In Fort Collins
29Northern Air604.1★ (92)In Fort Collins
30Air Comfort604.0★ (63)In Fort Collins
31Triple Point Heating & Air605.0★ (65)9 mi
32Neuworks Mechanical604.2★ (26)In Fort Collins
33Choice City Heating & Air Conditioning Inc.595.0★ (12)In Fort Collins
34MGI Mechanical Services594.9★ (229)18 mi
35Origin Plumbing Heating Cooling Electrical595.0★ (384)22 mi
36Paul's Anytime Plumbing, Heating & Cooling594.7★ (155)14 mi
37Tri-City Heating & Air Conditioning Inc.594.9★ (113)14 mi
38Origin Plumbing Heating Cooling Electrical - Fort Collins594.6★ (10)In Fort Collins
39Poudre Valley Air593.8★ (18)In Fort Collins
40HALO Heating and Air595.0★ (64)13 mi
41A-1 Heating and Air Conditioning Services594.9★ (301)22 mi
42Rock Solid Plumbing Heating and Air594.9★ (69)13 mi
43Perfect Temp Geothermal Heating Cooling584.8★ (72)13 mi
44Lemons Heating & Cooling584.9★ (298)23 mi
45Air Comfort Complete Inc584.9★ (47)13 mi
46Comfort Zone HVAC585.0★ (96)18 mi
47Polar Bear Plumbing Heating & Air585.0★ (541)13 mi
48Thin Air Heating and Cooling, LLC584.2★ (5)In Fort Collins
49Trusted Loveland HVAC Repair585.0★ (45)14 mi
50Brambo Plumbing & Heating LLC584.9★ (54)In Fort Collins

How we ranked emergency HVAC contractors in Fort Collins

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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Fort Collins: questions

Which HVAC contractors in Fort Collins are open 24/7?

25 on this list post 24/7 hours, including Allen Service, Lion Home Service, Fort Collins Heating & Air Conditioning and Plumbing, Balance Point Heating, Cooling & Plumbing and AAA Service Plumbing, Heating & Electric.

Who is ranked #1 for emergency heating and cooling in Fort Collins, CO?

Allen Service is #1, with a CR Score of 68 out of 100 on emergency weights.

How are emergency HVAC contractors in Fort Collins 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?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Fort Collins

  1. October 2026: CR Scores recalculated for 218 hvac contractors serving Fort Collins.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages