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Emergency HVAC Contractors in Alhambra, CA (2026)

Top 50 of 1,849 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 Alhambra: JW Plumbing, Heating and Air, 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 Alhambra at a glance

Top emergency HVAC contractors in Alhambra at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1JW Plumbing, Heating and Air654.8★ (2,541)Los Angeles, 8 mi away24/7
2Brody Pennell Heating & Air Conditioning644.9★ (4,606)Los Angeles, 15 mi away24/7
3American AC Heat Plumbing634.9★ (3,299)Hawthorne, 17 mi away24/7
4Purified Air Heating and Air Conditioning, Inc635.0★ (251)Pasadena, 4 mi away24/7
5Monkey Wrench Plumbing, Heating, Air & Electric634.8★ (284)Monterey Park, 3 mi away24/7
6Aire Serv of Pasadena634.9★ (394)Arcadia, 7 mi away24/7
7Power Pro Plumbing Heating & Air634.9★ (1,582)Cerritos, 15 mi away24/7
8Service Hero Plumbing, HVAC, and Electrical624.8★ (1,506)Covina, 14 mi away24/7
9NexGen HVAC & Plumbing624.7★ (538)Arcadia, 7 mi away24/7
10Precise Air Systems Inc.624.9★ (434)Los Angeles, 9 mi away24/7

Call an emergency HVAC contractor in Alhambra 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 Alhambra, 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 1,849 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.

  14. #14 Drain Right Services

    Based in Gardena, 18 mi away

    62/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 1,770 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,770 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    18012 S Figueroa St, Gardena, CA 90248
    View profile for Drain Right Services(800) 208-8875

  16. #16 Most Valuable Plumber

    Based in Pasadena, 4 mi away

    62/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 142 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 142 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    171 N Altadena Dr Suite 270, Pasadena, CA 91107
    View profile for Most Valuable Plumber(818) 748-2952

  17. #17 Carter Services

    Based in Torrance, 21 mi away

    61/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 1,990 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,990 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2807 Oregon Ct F3, Torrance, CA 90503
    View profile for Carter Services(310) 807-3426

  20. #20 Kahn Air Conditioning

    Based in Van Nuys, 21 mi away

    61/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.9★ from 1,583 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,583 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    15073 Keswick St, Van Nuys, CA 91405
    View profile for Kahn Air Conditioning(818) 619-0740

  22. #22 Home Comfort USA

    Based in Anaheim, 23 mi away

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.8★ from 2,813 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 2,813 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1120 N Tustin Ave, Anaheim, CA 92807
    View profile for Home Comfort USA(714) 467-2932

Top 50 of 1,849 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 Alhambra, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Newness HVAC n Appliance Services615.0★ (160)9 mi
27Temp Air System Inc614.8★ (333)12 mi
28AZ Air Conditioning and Heating614.8★ (3,170)25 mi
29LC Heating & Air Conditioning615.0★ (49)4 mi
30Orange Coast Plumbing615.0★ (276)14 mi
31Air Conditioning Helpers | 24X7 on Call614.6★ (45)In Alhambra
32AARD Mechanical Air Conditioning & Heating614.9★ (547)17 mi
33Service Champions Plumbing, Heating & AC614.9★ (667)18 mi
34Los Angeles ❄️ Air Conditioning Service604.9★ (132)9 mi
35Ace Pelizon Plumbing, Heating & Cooling604.7★ (426)14 mi
36LC Heating & Air Conditioning605.0★ (197)14 mi
37Titan Air Conditioning604.9★ (439)17 mi
38Veteran Air604.9★ (1,091)23 mi
39Best HVAC604.7★ (59)4 mi
40JW Plumbing, Heating & Air604.8★ (175)11 mi
41Mor Air605.0★ (295)17 mi
42Mega Clean Air605.0★ (223)16 mi
43A CoolZone AC Repair & Air Conditioning605.0★ (18)In Alhambra
44Hammond Heating & AC Repair Pasadena605.0★ (26)2 mi
45Los Angeles HVAC Repair604.9★ (96)9 mi
46HNZ♨️Heating and Air Conditioning605.0★ (125)12 mi
47C&M Air Conditioning And Heating Inc605.0★ (47)7 mi
48CAH HEATING & COOLING INC605.0★ (24)2 mi
49Cooling & Heating Repair604.8★ (402)17 mi
50Pro HVAC Service El Monte605.0★ (30)4 mi

How we ranked emergency HVAC contractors in Alhambra

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 Alhambra: questions

Which HVAC contractors in Alhambra are open 24/7?

25 on this list post 24/7 hours, including JW Plumbing, Heating and Air, Brody Pennell Heating & Air Conditioning, American AC Heat Plumbing, Purified Air Heating and Air Conditioning, Inc and Monkey Wrench Plumbing, Heating, Air & Electric.

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

JW Plumbing, Heating and Air is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Alhambra 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 Alhambra

  1. October 2026: CR Scores recalculated for 1,849 hvac contractors serving Alhambra.
  2. October 2026: 10 duplicate listings merged.

More emergency and heating and cooling pages