Top 10 24 Hour HVAC in Mesa, AZ

Updated March 2026 · Based on licensing, reviews & response time

Quick Answer

Top: Arizona's Dukes of Air & Plumbing (4.9), John's Heating, Cooling, and Plumbing (4.9), ASAP Air Conditioning And Heating (4.9)

Why 24-Hour Hvac Service Matters in Mesa, AZ

Emergencies don't follow business hours. Whether it's a burst pipe at midnight or a furnace failure during a cold snap, having access to a reliable 24-hour hvac in Mesa, AZ can prevent thousands of dollars in damage and keep your family safe.

💡 Quick Tips:
  • Ask about after-hours surcharges upfront — some Mesa, AZ companies charge flat rates even at night
  • Save your top pick's number in your phone before an emergency happens
  • Check if the company dispatches their own technicians or uses a call center
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1

Semper Fi Heating and Cooling

1335 S Clearview Ave, Mesa, AZ 85209, USA
★★★★½ 4.8 (11,972 reviews)
Licensed & InsuredTop Rated
Services: 24 Hour Hvac
Mesa, AZ (480) 741-1440
2

Arizona's Dukes of Air & Plumbing

6938 E Parkway Norte, Mesa, AZ 85212, USA
★★★★½ 4.9 (4,818 reviews)
Licensed & InsuredTop Rated
Services: 24 Hour Hvac
Mesa, AZ (480) 773-6565
3

John's Heating, Cooling, and Plumbing

211 E 10th Dr #2, Mesa, AZ 85210, USA
★★★★½ 4.9 (3,197 reviews)
Licensed & InsuredTop Rated
Services: 24 Hour Hvac
Mesa, AZ (480) 648-0921
4

ASAP Air Conditioning And Heating

3653 E Main St, Mesa, AZ 85205, USA
★★★★½ 4.9 (390 reviews)
Licensed & Insured
Services: 24 Hour Hvac
Mesa, AZ (480) 654-2727
5

Parker & Sons

3636 E Anne St A, Phoenix, AZ 85040, USA
★★★★½ 4.7 (32,938 reviews)
Licensed & Insured
Services: 24 Hour Hvac
Mesa, AZ (602) 424-9619
6

Collins Comfort Masters

102 W Julie Dr, Tempe, AZ 85283, USA
★★★★½ 4.9 (10,852 reviews)
Services: 24 Hour Hvac
Mesa, AZ (480) 212-9220
7

Comfort Experts

1610 N Rosemont STE 113, Mesa, AZ 85205, USA
★★★★½ 4.9 (469 reviews)
Services: 24 Hour Hvac
Mesa, AZ (480) 351-5672
8

Rainforest Plumbing & Air

1837 N Rosemont, Mesa, AZ 85205, USA
★★★★½ 4.8 (2,384 reviews)
Services: 24 Hour Hvac
Mesa, AZ (480) 359-4513
9

PlumbSmart Plumbing Heating and Air

3010 E Main St Building 1, Mesa, AZ 85213, USA
★★★★½ 4.9 (3,269 reviews)
Services: 24 Hour Hvac
Mesa, AZ (480) 654-8865
10

Precision Air & Plumbing

3045 N Colorado St Ste 3, Chandler, AZ 85225, USA
★★★★½ 4.7 (4,906 reviews)
Services: 24 Hour Hvac
Mesa, AZ (602) 490-8566

How We Ranked These Mesa Pros

Our rankings are based on a weighted evaluation of five key factors:

  1. Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
  2. Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
  3. Response Time — Companies offering same-day or 24/7 emergency service score higher.
  4. Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
  5. Experience & Longevity — Years serving the Mesa market and breadth of services factor into overall reliability.

Rankings are reviewed quarterly. Have a correction? Contact us.

Frequently Asked Questions

Best 24 hour hvac in Mesa?

Top: Arizona's Dukes of Air & Plumbing (4.9), John's Heating, Cooling, and Plumbing (4.9), ASAP Air Conditioning And Heating (4.9).

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