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Emergency HVAC Contractors in Alamo, TX (2026)

Top 50 of 180 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 Alamo: Polar Air | Air Conditioning & Heating, 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 Alamo at a glance

Top emergency HVAC contractors in Alamo at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Polar Air | Air Conditioning & Heating655.0★ (732)Pharr, 5 mi away24/7
2Prime Air HVAC & $149 Duct Cleaning655.0★ (866)McAllen, 7 mi away24/7
3Millennium A/C645.0★ (1,058)Mission, 11 mi away24/7
4Infinity AC Service LLC.645.0★ (234)San Juan, 2 mi away24/7
5Mighty Mike's Plumbing, Electrical & HVAC634.9★ (2,689)Pharr, 6 mi away24/7
6Hess Air - A/C Service & Repair634.6★ (158)Alamo24/7
7Mario Bros AC Heating LLC635.0★ (78)Alamo24/7
8Cytech Heating & Cooling634.9★ (646)Edinburg, 13 mi away24/7
9L&S Heating & Cooling LLC634.9★ (107)San Juan, 2 mi away24/7
10A/C AMIGO LLC624.9★ (224)McAllen, 9 mi away24/7

Call an emergency HVAC contractor in Alamo 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 Alamo, 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 180 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.

  3. #3 Millennium A/C

    Based in Mission, 11 mi away

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 1,058 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 1,058 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    715 N Glasscock Rd Ste 20, Mission, TX 78572
    View profile for Millennium A/C(956) 300-3819

  10. #10 A/C AMIGO LLC

    Based in McAllen, 9 mi away

    62/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 224 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 224 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3218 Balboa Ave, McAllen, TX 78503
    View profile for A/C AMIGO LLC(956) 984-8182

  16. #16 Val-Air Llc

    Based in Edinburg, 7 mi away

    61/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 78 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 78 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5502 S Alquds Ave, Edinburg, TX 78539
    View profile for Val-Air Llc(956) 609-9020

  22. #22 Speedy Cooling LLC

    Based in Alamo

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 14 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1003 US-83 Frontage Rd #10, Alamo, TX 78516
    View profile for Speedy Cooling LLC(956) 502-3636

  24. #24 Artic One

    Based in Mission, 13 mi away

    60/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 103 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 103 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    500 E 9th St, 3905 Carol Dr, Mission, TX 78574
    View profile for Artic One(956) 304-7101

Top 50 of 180 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 Alamo, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Thermal Freeze HVAC-R and Commercial Kitchen Repair605.0★ (20)4 mi
27CAM AIR A/C & HEATING LLC604.8★ (110)13 mi
28QUALITY AIR594.6★ (19)5 mi
29Master Service llc , A/C Repair , Ice Machine Repair , Walk in Cooler And Freezer Repair594.4★ (7)In Alamo
30Air Master Heating & Cooling A/C Service, Repair, Installs RGV594.9★ (15)5 mi
31Coldwil LLC595.0★ (48)14 mi
32Southern Insights Mechanical585.0★ (4)In Alamo
33GALO HVAC Systems585.0★ (12)7 mi
34Precision Air Heating and Cooling585.0★ (27)12 mi
35Gulf coast hvac585.0★ (16)9 mi
36Colair Inc575.0★ (8)8 mi
37Xpress A/C & Refrigeration, LLC575.0★ (4)4 mi
38ProTemp Air Conditioning575.0★ (8)9 mi
39Reliable Kitchen Services574.4★ (7)7 mi
40Guzman Cooling & Heating LLC575.0★ (5)7 mi
41Magic Air LLC575.0★ (10)12 mi
42Enterprise Air Conditioning & Refrigeration564.1★ (30)14 mi
43Garcia's A/C Service564.8★ (51)22 mi
44Guzman A/C Heating & Cooling565.0★ (4)8 mi
45Climate Solutions Air Conditioning & Refrigeration565.0★ (4)9 mi
46PRECISION AIR HEATING & COOLING, PLLC565.0★ (14)17 mi
47WW Air Specialist LLC - Heating and Cooling Service in Harlingen, Texas564.7★ (71)25 mi
48P J Valley HVAC564.3★ (22)17 mi
49Farrell Plumbing & Cooling Inc.564.5★ (77)10 mi
50TAS Air Conditioning and Heating544.7★ (404)7 mi

How we ranked emergency HVAC contractors in Alamo

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 Alamo: questions

Which HVAC contractors in Alamo are open 24/7?

25 on this list post 24/7 hours, including Polar Air | Air Conditioning & Heating, Prime Air HVAC & $149 Duct Cleaning, Millennium A/C, Infinity AC Service LLC. and Mighty Mike's Plumbing, Electrical & HVAC.

Who is ranked #1 for emergency heating and cooling in Alamo, TX?

Polar Air | Air Conditioning & Heating is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Alamo 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 Alamo

  1. October 2026: CR Scores recalculated for 180 hvac contractors serving Alamo.
  2. October 2026: 1 duplicate listing merged.

More emergency and heating and cooling pages