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Emergency HVAC Contractors in Newark, CA (2026)

Top 50 of 612 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 Newark: Heating And Air Experts - Affordable HVAC Contractor in Fremont, California, 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 Newark at a glance

Top emergency HVAC contractors in Newark at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Heating And Air Experts - Affordable HVAC Contractor in Fremont, California655.0★ (761)Fremont, 4 mi away24/7
2Service Champions654.9★ (3,407)San Jose, 12 mi away24/7
3AIS Heating & Air Conditioning644.9★ (723)Fremont, 5 mi away24/7
4Jazz Heating, Air Conditioning and Plumbing644.9★ (3,438)Pleasanton, 14 mi away24/7
5Service Champions644.9★ (4,721)Livermore, 17 mi away24/7
6Service Champions644.8★ (2,337)Pleasanton, 13 mi away24/7
7IRBIS Air Plumbing Electrical644.9★ (1,466)San Jose, 12 mi away24/7
8Bell Brothers Plumbing Heating & Air - Hayward634.7★ (863)Hayward, 8 mi away24/7
9Fuse HVAC, Refrigeration, Electrical & Plumbing634.9★ (1,034)Santa Clara, 13 mi away24/7
10Fuse service635.0★ (444)Palo Alto, 9 mi away24/7

Call an emergency HVAC contractor in Newark 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 Newark, 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 612 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.

  2. #2 Service Champions

    Based in San Jose, 12 mi away

    65/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 3,407 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 3,407 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2161 Del Franco St, San Jose, CA 95131
    View profile for Service Champions(408) 549-7376

  5. #5 Service Champions

    Based in Livermore, 17 mi away

    64/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 4,721 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 4,721 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    207 Boeing Ct, Livermore, CA 94551
    View profile for Service Champions(925) 966-1366

  6. #6 Service Champions

    Based in Pleasanton, 13 mi away

    64/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.8★ from 2,337 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 2,337 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7020 Commerce Dr, Pleasanton, CA 94588
    View profile for Service Champions(925) 248-3458

  10. #10 Fuse service

    Based in Palo Alto, 9 mi away

    63/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 444 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 444 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    349 Everett Ave, Palo Alto, CA 94301
    View profile for Fuse service(408) 412-9334

  14. #14 Atlas Trillo

    Based in San Jose, 12 mi away

    62/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.6★ from 1,308 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 1,308 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2305 Paragon Dr, San Jose, CA 95131
    View profile for Atlas Trillo(408) 675-1924

  19. #19 Fuse

    Based in San Jose, 12 mi away

    62/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 400 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 400 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2512 Seaboard Ave, San Jose, CA 95131
    View profile for Fuse(669) 240-1243

  20. #20 ARS/ Rescue Rooter

    Based in San Jose, 12 mi away

    61/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.7★ from 546 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 546 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2305 Paragon Dr, San Jose, CA 95131
    View profile for ARS/ Rescue Rooter(408) 620-3458

  22. #22 Villquin Air Services

    Based in Hayward, 8 mi away

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 172 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 172 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    27343 Industrial Blvd Suite H, Hayward, CA 94545
    View profile for Villquin Air Services(510) 405-1580

Top 50 of 612 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 Newark, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Bay Area Climate Control614.9★ (162)10 mi
27Service Experts Heating & Air Conditioning614.9★ (920)20 mi
28TRIO Heating, Air & Plumbing614.9★ (145)9 mi
29Pacific Coast Home Services614.4★ (735)12 mi
30Fuse Service614.9★ (273)14 mi
31Finest Heating & air614.9★ (87)7 mi
32Fuse Service614.9★ (264)14 mi
33Ace HVAC and Appliance Repair604.8★ (67)5 mi
34Rooter Hero Plumbing & Air of San Lorenzo604.7★ (265)12 mi
35Air Care Heating & Cooling Inc.604.9★ (426)18 mi
36Fuse HVAC, Refrigeration, Electrical & Plumbing604.9★ (560)20 mi
37Comfy Heating & Air Conditioning604.9★ (602)21 mi
38Art of Comfort605.0★ (153)14 mi
39Lunar Air Systems604.9★ (35)3 mi
40Eagle Air604.9★ (549)21 mi
41Premium605.0★ (29)3 mi
42Trio Heating & Air Hayward605.0★ (148)14 mi
43Cabrillo Plumbing, Heating & Air604.9★ (966)25 mi
44Precision Heating & Cooling605.0★ (236)18 mi
451st Heating And Cooling East Palo Alto605.0★ (46)7 mi
46HVAC Gurus604.7★ (439)18 mi
47The Clean Sky HVAC and Appliance Repair605.0★ (37)6 mi
48Electric Air605.0★ (72)10 mi
49Evergreen Air HVAC Corp605.0★ (115)14 mi
50Fuse Service604.9★ (217)17 mi

How we ranked emergency HVAC contractors in Newark

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 Newark: questions

Which HVAC contractors in Newark are open 24/7?

25 on this list post 24/7 hours, including Heating And Air Experts - Affordable HVAC Contractor in Fremont, California, Service Champions, AIS Heating & Air Conditioning, Jazz Heating, Air Conditioning and Plumbing and Service Champions.

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

Heating And Air Experts - Affordable HVAC Contractor in Fremont, California is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Newark 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 Newark

  1. October 2026: CR Scores recalculated for 612 hvac contractors serving Newark.
  2. October 2026: 6 duplicate listings merged.

More emergency and heating and cooling pages