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Emergency HVAC Contractors in Suisun, CA (2026)

Top 50 of 259 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 Suisun: Service Champions, 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 Suisun at a glance

Top emergency HVAC contractors in Suisun at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Service Champions644.9★ (5,220)Martinez, 16 mi away24/7
2Hometown Heating and Air Conditioning634.9★ (2,463)Concord, 16 mi away24/7
3Perfect Star Heating, Cooling, & Electrical624.9★ (2,331)Antioch, 19 mi away24/7
4Freschi Service Experts624.8★ (1,046)Concord, 16 mi away24/7
5Perfect Star Heating, Cooling, & Electrical614.9★ (1,255)Concord, 20 mi away24/7
6Stewart Heating, Plumbing and Air Conditioning614.9★ (851)Pittsburg, 18 mi away24/7
7AirFlow HVAC Experts605.0★ (29)Fairfield, 2 mi away24/7
8Rendon Heating & Air604.6★ (156)Vacaville, 9 mi away24/7
9Smart Heating and Air Conditioning604.9★ (324)Concord, 17 mi away24/7
10Mckinley HVAC Contractor Fairfield605.0★ (22)Fairfield, 2 mi away24/7

Call an emergency HVAC contractor in Suisun 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 Suisun, 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 259 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 Suisun

    #1 Service Champions

    Based in Martinez, 16 mi away

    64/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.9★ from 5,220 Google reviews.

    • 4.9★ from 5,220 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    261 Arthur Rd, Martinez, CA 94553
    View profile for Service Champions(925) 281-0532

  7. #7 AirFlow HVAC Experts

    Based in Fairfield, 2 mi away

    60/100CR Score

    Ranked #7 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 29 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    613 E Travis Blvd, Fairfield, CA 94533
    View profile for AirFlow HVAC Experts(707) 216-2415

  8. #8 Rendon Heating & Air

    Based in Vacaville, 9 mi away

    60/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.6★ from 156 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.6★ from 156 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    527 Stevenson St, Vacaville, CA 95688
    View profile for Rendon Heating & Air(707) 999-8069

  12. #12 Air Essentials Inc

    Based in Vacaville, 12 mi away

    59/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 84 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 84 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    610 Eubanks Ct, Vacaville, CA 95688
    View profile for Air Essentials Inc(707) 446-4080

  17. #17 Tyndall HVAC, Inc

    Based in Antioch, 22 mi away

    59/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 292 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 292 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2825 Mayflower Dr, Antioch, CA 94531
    View profile for Tyndall HVAC, Inc(925) 215-7792

  18. #18 Cali HVAC

    Based in Concord, 17 mi away

    59/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 97 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 97 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1717 Solano Way STE 2, Concord, CA 94520
    View profile for Cali HVAC(925) 775-5557

Top 50 of 259 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 Suisun, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Green Air Heating and Air Conditioning, Inc.574.6★ (69)16 mi
27Blue Mountain Construction Services573.9★ (120)12 mi
28A&B Kenmore Appliance Repair574.9★ (30)15 mi
29CM Mechanical Heating & Air Conditioning​575.0★ (3)4 mi
30Vacaville HVAC Services575.0★ (7)8 mi
31EHC HEATING AND COOLING574.7★ (55)18 mi
32AC & Heating Solutions564.9★ (73)23 mi
33J F Comfort Solutions Inc.565.0★ (14)14 mi
34Fuse Service564.9★ (54)22 mi
35Climate Source HVAC/R LLC564.9★ (29)18 mi
3610 Summers Heating & Cooling565.0★ (45)24 mi
37One Hour Heating & Air Conditioning565.0★ (26)20 mi
38Jorge & Sons Water Heaters554.9★ (18)20 mi
39EHC HEATING&COOLING554.0★ (4)11 mi
40Reliable Refrigeration, Inc.554.0★ (19)17 mi
41Rooter Hero Plumbing & Air554.8★ (1,291)21 mi
42Dormatech Mechanical Systems, Inc.543.4★ (5)14 mi
43SOS PLUMBING, HEATING & AIR544.0★ (3)13 mi
44Bell Brothers Plumbing Heating & Air - Concord544.0★ (4)15 mi
45Fuse HVACR & Electrical545.0★ (7)20 mi
46Smart Air Experts542.9★ (7)16 mi
47Eco Energy Bay Area534.6★ (11)23 mi
48GS Refrigeration534.0★ (4)18 mi
49Finest heating & Air walnut creek535.0★ (9)24 mi
50Jobon Heating & Air concord535.0★ (3)19 mi

How we ranked emergency HVAC contractors in Suisun

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 Suisun: questions

Which HVAC contractors in Suisun are open 24/7?

25 on this list post 24/7 hours, including Service Champions, Hometown Heating and Air Conditioning, Perfect Star Heating, Cooling, & Electrical, Freschi Service Experts and Perfect Star Heating, Cooling, & Electrical.

Who is ranked #1 for emergency heating and cooling in Suisun, CA?

Service Champions is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Suisun 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 Suisun

  1. October 2026: CR Scores recalculated for 259 hvac contractors serving Suisun.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages