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Emergency HVAC Contractors in Stevenson Ranch, CA (2026)

Top 50 of 901 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 Stevenson Ranch: AZ Air Conditioning and Heating, 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 Stevenson Ranch at a glance

Top emergency HVAC contractors in Stevenson Ranch at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1AZ Air Conditioning and Heating664.8★ (3,170)North Hills, 8 mi away24/7
2Rowland Air654.9★ (1,810)Santa Clarita, 9 mi away24/7
3Air Crew654.9★ (425)Santa Clarita, 3 mi away24/7
4Kahn Air Conditioning644.9★ (1,583)Van Nuys, 14 mi away24/7
5Tassio Temperature Control635.0★ (161)Valencia, 4 mi away24/7
6Most Valuable Plumber634.8★ (156)Santa Clarita, 2 mi away24/7
7Rooter Hero Plumbing & Air634.7★ (197)Santa Clarita, 3 mi away24/7
8Dutton Plumbing, Cooling & Heating634.8★ (2,247)Camarillo, 20 mi away24/7
9Fleetwell Air Conditioning, Heating and Plumbing624.8★ (123)Valencia, 2 mi away24/7
10JC Refrigeration Heating and Air625.0★ (101)Santa Clarita, 3 mi away24/7

Call an emergency HVAC contractor in Stevenson Ranch 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 Stevenson Ranch, 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 901 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 Rowland Air

    Based in Santa Clarita, 9 mi away

    65/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.9★ from 1,810 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,810 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    17007 Sierra Hwy, Canyon Country, CA 91351
    View profile for Rowland Air(661) 550-0335

  3. #3 Air Crew

    Based in Santa Clarita, 3 mi away

    65/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 425 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 425 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    27720 Avenue Scott Ste # 140, Santa Clarita, CA 91355
    View profile for Air Crew(661) 430-6644

  6. #6 Most Valuable Plumber

    Based in Santa Clarita, 2 mi away

    63/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.8★ from 156 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 156 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    22924 Lyons Ave UNIT 208, Santa Clarita, CA 91321
    View profile for Most Valuable Plumber(818) 293-4210

  19. #19 Scv Air Conditioning

    Based in Santa Clarita, 5 mi away

    61/100CR Score

    Ranked #19 because of its Google rating and trade focus: 5.0★ from 61 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 61 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    26917 Furnivall Ave, Santa Clarita, CA 91351
    View profile for Scv Air Conditioning(661) 239-6460

  20. #20 Mor Air

    Based in North Hollywood, 17 mi away

    61/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 295 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 295 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11661 Saticoy St, North Hollywood, CA 91605
    View profile for Mor Air(818) 287-0457

  22. #22 Active Air Specialists

    Based in Santa Clarita, 7 mi away

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 78 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    18565 Soledad Canyon Rd, Santa Clarita, CA 91351
    View profile for Active Air Specialists(661) 674-6946

  25. #25 Airintel HVAC Inc

    Based in Van Nuys, 14 mi away

    61/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 191 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 191 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    16537 Vanowen St #215, Van Nuys, CA 91406
    View profile for Airintel HVAC Inc(818) 961-4379

Top 50 of 901 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 Stevenson Ranch, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26MB Heating and Air615.0★ (121)11 mi
27AK HVAC Contractors Santa Clarita615.0★ (31)2 mi
28Cal Coast Heating & AC Repair Santa Clarita615.0★ (44)4 mi
29Point Air Conditioning Services614.9★ (50)5 mi
30Perfect Climate Air, Inc.615.0★ (34)4 mi
31Fresh Air Conditioning & Heating604.9★ (86)10 mi
32SC HVAC SERVICE604.9★ (50)6 mi
33Trinity Group Appliance HVAC Repair604.8★ (123)11 mi
34TOTO Air inc605.0★ (180)16 mi
35Dutton Plumbing, Cooling & Heating604.7★ (2,766)14 mi
36Season Control Heating & Air Conditioning604.7★ (235)14 mi
37Spectrum Heating and Air604.9★ (98)11 mi
38Season Control Heating & Air Conditioning604.9★ (111)13 mi
39Andes Heating & Air Conditioning605.0★ (82)12 mi
40Joe's Heating & AC Repair Castaic605.0★ (26)5 mi
41United Heating & Air Conditioning604.8★ (164)15 mi
42Green Heating & Air Conditioning Stevenson Ranch604.6★ (14)In Stevenson Ranch
43Pacific Heating & Air Conditioning605.0★ (37)8 mi
44AirOstat, Inc.604.9★ (51)9 mi
45Airflow and EJ Service Air Conditioning & Heating604.9★ (149)16 mi
46American AC Heat Plumbing604.6★ (103)11 mi
47Service Heroes Heating & Air Conditioning605.0★ (57)11 mi
48TOP AC Inc LA Air Conditioning Contractors604.8★ (122)14 mi
49Precise Air Systems Inc.594.9★ (434)24 mi
50Best Choice Heating & AC Repair Sylmar595.0★ (45)10 mi

How we ranked emergency HVAC contractors in Stevenson Ranch

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 Stevenson Ranch: questions

Which HVAC contractors in Stevenson Ranch are open 24/7?

25 on this list post 24/7 hours, including AZ Air Conditioning and Heating, Rowland Air, Air Crew, Kahn Air Conditioning and Tassio Temperature Control.

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

AZ Air Conditioning and Heating is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency HVAC contractors in Stevenson Ranch 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 Stevenson Ranch

  1. October 2026: CR Scores recalculated for 901 hvac contractors serving Stevenson Ranch.
  2. October 2026: 6 duplicate listings merged.

More emergency and heating and cooling pages