Skip to content
ContractorsRanked

Best HVAC Contractors in Downey, CA (2026)

1,879 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Downey: Power Pro Plumbing Heating & Air, CR Score 93/100; 4.9★ from 1,582 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): American AC Heat Plumbing, posts 24/7 hours; ranked #2 of 1,879.

  3. 4

    Most-reviewed: Brody Pennell Heating & Air Conditioning, 4,606 Google reviews at 4.9★, the most of 1,879 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

1,879 Downey HVAC contractors are ranked here by CR Score, from 8 published factors. 660 are open 24/7, 1,451 open Saturdays and 1,095 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,879 rated businesses.

Top 10 HVAC contractors in Downey at a glance

Top 10 HVAC contractors in Downey at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Power Pro Plumbing Heating & Air934.9★ (1,582)Cerritos, 5 mi away24/7Overall
2American AC Heat Plumbing924.9★ (3,299)Hawthorne, 12 mi away24/7Emergencies
3Drain Right Services924.9★ (1,770)Gardena, 10 mi away24/7—
4Brody Pennell Heating & Air Conditioning924.9★ (4,606)Los Angeles, 16 mi away24/7Most reviews
5JW Plumbing, Heating and Air914.8★ (2,541)Los Angeles, 10 mi away24/7—
6Absolute Airflow Air Conditioning, Heating and Plumbing914.8★ (4,319)Westminster, 14 mi away24/7—
7Carter Services914.9★ (1,990)Torrance, 13 mi away24/7—
8Power Pro Plumbing Heating & Air914.8★ (2,576)Gardena, 11 mi away24/7—
9Orange Coast Plumbing915.0★ (276)Buena Park, 5 mi away24/7—
10Downey Plumbing Heating & Air Conditioning914.7★ (467)Downey24/7—

The 1,879 best HVAC contractors in Downey, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  7. #7 Carter Services

    Based in Torrance, 13 mi away

    91/100CR Score

    Ranked #7 because of its Google rating and availability: 4.9★ from 1,990 Google reviews, open 24/7.

    • 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

  12. #12 Mega Clean Air

    Based in Santa Fe Springs, 7 mi away

    90/100CR Score

    Ranked #12 because of its Google rating and availability: 5.0★ from 223 Google reviews, open 24/7.

    • 5.0★ from 223 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    16033 Valley View Ave, Santa Fe Springs, CA 90670
    View profile for Mega Clean Air(714) 696-9877

  15. #15 Home Comfort USA

    Based in Anaheim, 18 mi away

    89/100CR Score

    Ranked #15 because of its Google rating and availability: 4.8★ from 2,813 Google reviews, open 24/7.

    • 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

  18. #18 Veteran Air

    Based in Anaheim, 17 mi away

    89/100CR Score

    Ranked #18 because of its Google rating and availability: 4.9★ from 1,091 Google reviews, open 24/7.

    • 4.9★ from 1,091 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2925 E Ricker Way, Anaheim, CA 92806
    View profile for Veteran Air(714) 426-9420

HVAC contractors ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 1,879 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Downey, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Air Concepts Air Conditioning and Heating884.9★ (995)19 mi
27Service Hero Plumbing, HVAC, and Electrical884.8★ (1,506)18 mi
28Air Tech 24 Heating and Air Conditioning884.9★ (387)14 mi
29Purified Air Heating and Air Conditioning, Inc885.0★ (251)14 mi
30Southwest Heating & Air Conditioning884.8★ (326)11 mi
31Aire Serv of Pasadena884.9★ (394)15 mi
32Rooter Hero Plumbing & Air884.7★ (142)4 mi
33Service All-Stars Plumbing Heating and Air Comfort884.6★ (286)5 mi
34Cooling & Heating Repair884.8★ (402)13 mi
35Total Home Environmental HVAC884.8★ (416)13 mi
36Spot On Heating, Air, Plumbing & Electrical884.9★ (502)5 mi
37One Stop Heating and Cooling Inc.885.0★ (64)7 mi
38Orange Coast Plumbing884.9★ (764)20 mi
39Precise Air Systems Inc.884.9★ (434)17 mi
40HeX HVAC885.0★ (64)8 mi
41JustinTime Plumbing Heating and Air884.9★ (1,328)24 mi
42NexGen HVAC & Plumbing884.7★ (2,250)20 mi
43Coast Plumbing, Heating & Air, Inc.874.9★ (596)20 mi
44LC Heating & Air Conditioning875.0★ (197)16 mi
45Mike Diamond Plumbing, HVAC & Electrical874.8★ (164)10 mi
46Most Valuable Tech Air Conditioning Inc875.0★ (38)5 mi
47NexGen HVAC & Plumbing874.7★ (538)13 mi
48Happy Camper Heating, Plumbing, and AC Repair875.0★ (341)7 mi
49Hybrid Air, Air Conditioning & Heating874.8★ (43)3 mi
50Turbo Plus Appliance Repair Service875.0★ (80)6 mi

Also serving Downey

20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked HVAC contractors serving Downey
BusinessGoogle ratingDistance
ABC Plumbing & Heating Co4.5★ (2)5 mi
Air Conditoining & Heating Helper5.0★ (2)4 mi
Anchor Emergency HVAC Repair Santa Fe Springs5.0★ (2)4 mi
Avis Plumbing and Air4.7★ (438)13 mi
Chirco Heating & Air Conditioning5.0★ (2)In Downey
Cole Services4.7★ (684)16 mi
Crossfire Services, Inc.In Downey
Cvxrtp Downey HvacIn Downey
Econo Air HVAC Inc3.0★ (2)6 mi
Edwards Air Heating & AC5.0★ (2)5 mi
Habra's Air Conditioning Installation Service5.0★ (2)In Downey
Hoffman Heating & Air3.0★ (2)5 mi
Home Office Cooling and Heating Service5.0★ (2)5 mi
Hunter Mechanical Services5.0★ (2)5 mi
HVAC Services: Heating & Air Conditioning5.0★ (2)6 mi
J Berry CoIn Downey
NexGen HVAC & Plumbing4.6★ (575)13 mi
Sears Window Replacement3.0★ (2)In Downey
Shasta Heating & Air Conditioning Co5.0★ (2)5 mi
Temp Air System Inc4.8★ (333)13 mi

How much do HVAC contractors cost in Downey?

National price ranges in USD, not adjusted for Downey. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Downey?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an HVAC contractor's license in California

In California, Contractors State License Board (CSLB) licenses C-20 Warm-Air Heating, Ventilating and Air-Conditioning contractor license.

Jobs of $1,000 or more in labor and materials (from January 1, 2025).

  1. Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire an HVAC contractor in California

California's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.

How we ranked Downey HVAC contractors

We scored 1,879 Downey HVAC contractors on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

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 fromIn Downey data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

HVAC contractors in Downey: frequently asked questions

Who is the best HVAC contractor in Downey?

By CR Score, the highest-ranked HVAC contractor in Downey, CA is Power Pro Plumbing Heating & Air with a CR Score of 93/100. It has 4.9★ from 1,582 Google reviews. It is open 24/7. American AC Heat Plumbing (#2) and Drain Right Services (#3) follow. We ranked 1,879 HVAC contractors on 8 factors, last updated October 22, 2026.

How many HVAC contractors are there in Downey?

ContractorsRanked ranks 1,879 HVAC contractors serving Downey, CA. 2 of them are based in Downey; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Downey are open 24/7?

660 ranked HVAC contractors in Downey post 24/7 hours. The highest-ranked are Power Pro Plumbing Heating & Air (#1), American AC Heat Plumbing (#2) and Drain Right Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Downey work on weekends?

1,451 of 1,879 ranked HVAC contractors post Saturday hours and 1,095 post Sunday hours. The highest-ranked open Saturdays are Power Pro Plumbing Heating & Air (#1), American AC Heat Plumbing (#2) and Drain Right Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in California?

In California, Contractors State License Board (CSLB) handles licensing and covers C-20 Warm-Air Heating, Ventilating and Air-Conditioning contractor license. Search the business or license number at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/CheckLicense.aspx. Jobs of $1,000 or more in labor and materials (from January 1, 2025).

How much does ac replacement cost in Downey?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Downey. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Downey HVAC contractors have?

The median Google rating among 1,879 rated HVAC contractors in Downey is 4.9★, with a median of 17 reviews. Brody Pennell Heating & Air Conditioning has the most, 4,606 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Downey?

California's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.

Update log for Downey

  1. October 2026: CR Scores recalculated for 1,879 hvac contractors serving Downey.
  2. October 2026: 10 duplicate listings merged.

More HVAC contractors and Downey pages

Other trades in Downey