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Emergency HVAC Contractors in Communications Hill, CA (2026)

Top 50 of 391 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 Communications Hill: 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 Communications Hill at a glance

Top emergency HVAC contractors in Communications Hill at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Service Champions664.9★ (3,407)San Jose, 8 mi away24/7
2Fuse HVAC, Refrigeration, Electrical & Plumbing654.9★ (560)Campbell, 1 mi away24/7
3TRIO Heating, Air & Plumbing654.9★ (1,142)San Jose, 6 mi away24/7
4IRBIS Air Plumbing Electrical654.9★ (1,466)San Jose, 8 mi away24/7
5Air Care Heating & Cooling Inc.654.9★ (426)San Jose, 2 mi away24/7
6Fuse HVAC, Refrigeration, Electrical & Plumbing654.9★ (1,034)Santa Clara, 7 mi away24/7
7HVAC Gurus644.7★ (439)San Jose, 2 mi away24/7
8Precision Heating & Cooling645.0★ (236)San Jose, 2 mi away24/7
9Atlas Trillo644.6★ (1,308)San Jose, 8 mi away24/7
10Fuse Service634.9★ (217)San Mateo, 3 mi away24/7

Call an emergency HVAC contractor in Communications Hill 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 Communications Hill, 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 391 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 Communications Hill

    #1 Service Champions

    Based in San Jose, 8 mi away

    66/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.9★ from 3,407 Google reviews.

    • 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

  7. #7 HVAC Gurus

    Based in San Jose, 2 mi away

    64/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.7★ from 439 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 439 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    75 Phelan Ave Unit 6, San Jose, CA 95112
    View profile for HVAC Gurus(408) 499-0494

  9. #9 Atlas Trillo

    Based in San Jose, 8 mi away

    64/100CR Score

    Ranked #9 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

  10. #10 Fuse Service

    Based in San Mateo, 3 mi away

    63/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 217 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 217 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3 37th Ave W, San Mateo, CA 94403
    View profile for Fuse Service(669) 240-1215

  13. #13 Fuse

    Based in San Jose, 8 mi away

    63/100CR Score

    Ranked #13 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

  14. #14 Freon Service

    Based in San Jose, 4 mi away

    63/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 219 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 219 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6291 Kelez Ct, San Jose, CA 95120
    View profile for Freon Service(408) 877-5557

  15. #15 ARS/ Rescue Rooter

    Based in San Jose, 8 mi away

    63/100CR Score

    Ranked #15 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

  16. #16 Fuse Service

    Based in Santa Clara, 6 mi away

    63/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 273 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 273 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1221 Sherwood Ave, Santa Clara, CA 95050
    View profile for Fuse Service(408) 412-0203

  23. #23 Best HVAC

    Based in Lodi, 5 mi away

    62/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.8★ from 153 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 153 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Best HVAC

Top 50 of 391 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 Communications Hill, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Evergreen Air HVAC Corp625.0★ (115)6 mi
27Haxx Heating, Air & Electrical624.9★ (108)5 mi
28Same Day Air Conditioning & Heating624.7★ (550)13 mi
29Rooter Hero Plumbing & Air of San Jose624.8★ (3,216)1 mi
30All Fresh Temp614.5★ (82)1 mi
31Bellows Plumbing, Heating, Cooling & Electrical614.8★ (1,428)22 mi
32Golden Comfort AC & Heating Repair615.0★ (85)7 mi
33San Jose Heating & Cooling614.8★ (72)4 mi
34HVACerz615.0★ (66)6 mi
35Alliance Air Service614.9★ (37)3 mi
36Fuse HVAC, Refrigeration, Electrical & Plumbing614.9★ (216)14 mi
37Fuse service615.0★ (444)20 mi
38Tempro615.0★ (48)6 mi
39Air Heating Masters San Jose605.0★ (35)5 mi
40Alpha Hvac&Electrical605.0★ (34)5 mi
41Heating and Air604.5★ (62)4 mi
42CaliforniAir Heating and Air Conditioning605.0★ (31)5 mi
43Mr. Reliable Plumbing & Heating604.7★ (55)6 mi
44San Jose Courteous And Perfect605.0★ (30)5 mi
45Freon Heating and Cooling605.0★ (24)4 mi
46JH Heating and Cooling inc604.8★ (28)4 mi
47Freon HVAC Service605.0★ (21)4 mi
48MaxSeal LLC605.0★ (24)5 mi
49Ice Heating And Cooling605.0★ (19)4 mi
50Advanced Technical Hvac595.0★ (54)11 mi

How we ranked emergency HVAC contractors in Communications Hill

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 Communications Hill: questions

Which HVAC contractors in Communications Hill are open 24/7?

25 on this list post 24/7 hours, including Service Champions, Fuse HVAC, Refrigeration, Electrical & Plumbing, TRIO Heating, Air & Plumbing, IRBIS Air Plumbing Electrical and Air Care Heating & Cooling Inc..

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

Service Champions is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency HVAC contractors in Communications Hill 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?

24 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Communications Hill

  1. October 2026: CR Scores recalculated for 391 hvac contractors serving Communications Hill.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages