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Emergency HVAC Contractors in San Tan Valley, AZ (2026)

Top 50 of 347 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 San Tan Valley: Semper Fi Heating and Cooling, 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 San Tan Valley at a glance

Top emergency HVAC contractors in San Tan Valley at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Semper Fi Heating and Cooling644.8★ (11,528)Mesa, 16 mi away24/7
2RCS Plumbing Heating Cooling644.9★ (423)San Tan Valley24/7
3AZ Home Services Group of Queen Creek645.0★ (919)Queen Creek, 7 mi away24/7
4Paragon Service Pros Heating and Air Conditioning644.9★ (1,006)Queen Creek, 6 mi away24/7
5Todd Matthews Air Conditioning & Heating LLC635.0★ (152)San Tan Valley24/7
6We Fix It Home Services, LLC635.0★ (1,046)Florence, 12 mi away24/7
7Rite Way Heating, Cooling & Plumbing624.9★ (4,924)Gilbert, 21 mi away24/7
8Aristotle Air Conditioning & Heating624.8★ (627)Mesa, 9 mi away24/7
9Emergency Air Heating, Cooling and Plumbing624.9★ (6,305)Chandler, 24 mi away24/7
10PerfectTemp Heating & Cooling624.8★ (91)San Tan Valley24/7

Call an emergency HVAC contractor in San Tan Valley 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 San Tan Valley, 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 347 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. Based in Chandler, 21 mi away

    61/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 3,224 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 3,224 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    375 E Elliot Rd, Chandler, AZ 85225
  2. Based in Apache Junction, 13 mi away

    61/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 635 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 635 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2521 W Houston Ave, Apache Junction, AZ 85120
  3. Based in Queen Creek, 8 mi away

    61/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 237 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 237 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    19213 E Indiana Ave, Queen Creek, AZ 85142
  4. Based in Chandler, 20 mi away

    61/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 936 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 936 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    77 W Chicago St Unit 4, Chandler, AZ 85225
  5. Based in Mesa, 10 mi away

    60/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 195 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 195 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8017 E Pecos Rd #105, Mesa, AZ 85212
  6. Based in Chandler, 21 mi away

    60/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 1,276 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,276 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2200 N Arizona Ave #18, Chandler, AZ 85225
  7. Based in Mesa, 14 mi away

    60/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 252 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 252 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  8. Based in Chandler, 20 mi away

    60/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 616 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 616 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    947 W Redwood Dr, Chandler, AZ 85248

Top 50 of 347 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 San Tan Valley, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Western States Home Services604.9★ (1,447)23 mi
27Innovative Air Queen Creek604.8★ (103)8 mi
28480 Mechanical LLC604.9★ (184)13 mi
29Efficiency Heating & Cooling LLC604.9★ (442)18 mi
30We Fix It Home Services, LLC604.6★ (19)In San Tan Valley
31Burk Brothers HVAC594.9★ (99)10 mi
32Precise Air & Heating594.9★ (246)16 mi
33PDQ Mechanical LLC595.0★ (444)21 mi
34Thomas Home Services594.7★ (1,021)21 mi
35Will & Daughters New AC Unit AC Repair595.0★ (64)11 mi
36ASAP Air Conditioning And Heating594.9★ (387)20 mi
37Paganelli HVAC595.0★ (22)5 mi
38Blue HVAC Pros AC Repair & Install594.9★ (78)12 mi
39CAM Air594.9★ (50)9 mi
40A & A Cooling & Heating LLC594.8★ (176)15 mi
41Aire Serv of East Valley594.9★ (445)22 mi
42Bleuwave HVAC594.7★ (288)17 mi
43Ellsworth Air Conditioning and Home Services - Gilbert594.8★ (362)20 mi
44RJH Mechanical594.9★ (35)8 mi
45Monster Air & Mechanical LLC584.8★ (218)17 mi
46Viking Heating and Air Conditioning584.9★ (352)21 mi
474 Your Comfort LLC583.8★ (12)In San Tan Valley
48Aire Serv of Red Mountain584.9★ (417)23 mi
49Prestige Air Heating & Cooling585.0★ (166)19 mi
50Air Care Cooling, Heating and Plumbing584.8★ (674)25 mi

How we ranked emergency HVAC contractors in San Tan Valley

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 San Tan Valley: questions

Which HVAC contractors in San Tan Valley are open 24/7?

25 on this list post 24/7 hours, including Semper Fi Heating and Cooling, RCS Plumbing Heating Cooling, AZ Home Services Group of Queen Creek, Paragon Service Pros Heating and Air Conditioning and Todd Matthews Air Conditioning & Heating LLC.

Who is ranked #1 for emergency heating and cooling in San Tan Valley, AZ?

Semper Fi Heating and Cooling is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in San Tan Valley 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 San Tan Valley

  1. October 2026: CR Scores recalculated for 347 hvac contractors serving San Tan Valley.
  2. October 2026: 4 duplicate listings merged.