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ContractorsRanked

Best HVAC Contractors in Duarte, CA (2026)

1,386 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Duarte: Service Hero Plumbing, HVAC, and Electrical, CR Score 92/100; 4.8★ from 1,506 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Aire Serv of Pasadena, posts 24/7 hours; ranked #2 of 1,386.

  3. 8

    Most-reviewed: Brody Pennell Heating & Air Conditioning, 4,606 Google reviews at 4.9★, the most of 1,386 ranked; ranked #8.

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

1,386 Duarte HVAC contractors are ranked here by CR Score, from 8 published factors. 483 are open 24/7, 1,062 open Saturdays and 774 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,386 rated businesses.

Top 10 HVAC contractors in Duarte at a glance

Top 10 HVAC contractors in Duarte at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Service Hero Plumbing, HVAC, and Electrical924.8★ (1,506)Covina, 6 mi away24/7Overall
2Aire Serv of Pasadena914.9★ (394)Arcadia, 3 mi away24/7Emergencies
3NexGen HVAC & Plumbing904.7★ (538)Arcadia, 3 mi away24/7—
4Duarte Heating & Air Conditioning905.0★ (64)Duarte24/7—
5JW Plumbing, Heating and Air894.8★ (2,541)Los Angeles, 17 mi away24/7—
6Purified Air Heating and Air Conditioning, Inc895.0★ (251)Pasadena, 10 mi away24/7—
7Steve's Five Star Service894.9★ (1,292)Upland, 17 mi away24/7—
8Brody Pennell Heating & Air Conditioning894.9★ (4,606)Los Angeles, 24 mi away24/7Most reviews
9Power Pro Plumbing Heating & Air894.9★ (1,582)Cerritos, 19 mi away24/7—
10Ace Pelizon Plumbing, Heating & Cooling894.7★ (426)Covina, 6 mi away24/7—

The 1,386 best HVAC contractors in Duarte, 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.

  13. #13 Home Comfort USA

    Based in Anaheim, 21 mi away

    89/100CR Score

    Ranked #13 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

  15. #15 Metz Air Control

    Based in Chino, 19 mi away

    88/100CR Score

    Ranked #15 because of its Google rating and availability: 4.9★ from 969 Google reviews, open 24/7.

    • 4.9★ from 969 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    13784 Monte Vista Ave, Chino, CA 91710
    View profile for Metz Air Control(909) 925-0513

  17. #17 Canyon City Air

    Based in San Dimas, 9 mi away

    88/100CR Score

    Ranked #17 because of its Google rating and availability: 5.0★ from 122 Google reviews, open 24/7.

    • 5.0★ from 122 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    515 W Allen Ave STE 2A, San Dimas, CA 91773
    View profile for Canyon City Air(626) 208-6354

  20. #20 Veteran Air

    Based in Anaheim, 21 mi away

    88/100CR Score

    Ranked #20 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 1,386 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Duarte, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26JW Plumbing, Heating & Air884.8★ (175)8 mi
27Monkey Wrench Plumbing, Heating, Air & Electric884.8★ (284)11 mi
28Precise Air Systems Inc.884.9★ (434)17 mi
29Monkey Wrench Plumbing, Heating, Air & Electric884.9★ (275)15 mi
30RC Air Heating & Air Conditioning Service884.9★ (705)20 mi
31Orange Coast Plumbing874.9★ (764)22 mi
32Mega Clean Air875.0★ (223)18 mi
33ClimaVolt HVAC and Electrical875.0★ (18)1 mi
34Cooling & Heating Repair874.8★ (402)16 mi
35NexGen HVAC & Plumbing874.7★ (2,250)22 mi
36T & C HVAC875.0★ (32)5 mi
37Service Hero Plumbing, HVAC, and Electrical874.8★ (1,840)25 mi
38LC Heating & Air Conditioning875.0★ (49)8 mi
39Southwest Heating & Air Conditioning874.8★ (326)16 mi
40Fast Call Service865.0★ (38)8 mi
41Newness HVAC n Appliance Services865.0★ (160)18 mi
42Honest Pro Air Conditioning & Heating - HVAC864.9★ (89)13 mi
43Accurate Comfort Air Conditioning And Heating864.9★ (135)16 mi
44Los Angeles Mini Split AC Install865.0★ (26)7 mi
45Manny's Heating & Air Conditioning864.9★ (183)17 mi
46All City Plumbing, Air & Electrical865.0★ (1,899)22 mi
47Downey Plumbing Heating & Air Conditioning864.7★ (467)17 mi
48Mor Air865.0★ (295)24 mi
49LC Heating & Air Conditioning865.0★ (197)22 mi
50Spot On Heating, Air, Plumbing & Electrical864.9★ (502)13 mi

Also serving Duarte

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 Duarte
BusinessGoogle ratingDistance
Accurate Electric, Plumbing, Heating and Air4.9★ (951)6 mi
Air Conditioning ColdPro5.0★ (2)4 mi
Alliance Professional HVAC5.0★ (2)8 mi
Arcadias Heating and Air Conditioning5.0★ (2)2 mi
Avila Dynamics LLC.In Duarte
Ayman Ibrahim HVAC Contractor5.0★ (84)6 mi
Baldwin Park HVAC Services5.0★ (2)4 mi
Condor Inc5.0★ (2)6 mi
Fresh Duct Clean Inc.3.0★ (2)3 mi
Golden Breeze Cooling & Heating LLC3.0★ (2)7 mi
GR Plumbing and Heating5.0★ (1)In Duarte
Hvac Parts & Supplies3.0★ (2)7 mi
Infinity Air ConditioningIn Duarte
Piggies Air Conditioning4.8★ (37)5 mi
Premier Construction Glendora5.0★ (2)6 mi
Professional Heating & Air3.0★ (2)10 mi
Steve Hempel Air5.0★ (2)6 mi
Valley Air Conditioning & Heating5.0★ (2)5 mi
West Covina Hvac Services5.0★ (2)8 mi
Wukmir Heating and Air Conditioning5.0★ (2)5 mi

How much do HVAC contractors cost in Duarte?

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

How much do HVAC contractors cost in Duarte?
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 Duarte HVAC contractors

We scored 1,386 Duarte 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 Duarte 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 Duarte: frequently asked questions

Who is the best HVAC contractor in Duarte?

By CR Score, the highest-ranked HVAC contractor in Duarte, CA is Service Hero Plumbing, HVAC, and Electrical with a CR Score of 92/100. It has 4.8★ from 1,506 Google reviews. It is open 24/7. Aire Serv of Pasadena (#2) and NexGen HVAC & Plumbing (#3) follow. We ranked 1,386 HVAC contractors on 8 factors, last updated October 22, 2026.

How many HVAC contractors are there in Duarte?

ContractorsRanked ranks 1,386 HVAC contractors serving Duarte, CA. 1 of them is based in Duarte; 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 Duarte are open 24/7?

483 ranked HVAC contractors in Duarte post 24/7 hours. The highest-ranked are Service Hero Plumbing, HVAC, and Electrical (#1), Aire Serv of Pasadena (#2) and NexGen HVAC & Plumbing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Duarte work on weekends?

1,062 of 1,386 ranked HVAC contractors post Saturday hours and 774 post Sunday hours. The highest-ranked open Saturdays are Service Hero Plumbing, HVAC, and Electrical (#1), Aire Serv of Pasadena (#2) and NexGen HVAC & Plumbing (#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 Duarte?

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 Duarte. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Duarte HVAC contractors have?

The median Google rating among 1,386 rated HVAC contractors in Duarte is 4.9★, with a median of 17 reviews. Brody Pennell Heating & Air Conditioning has the most, 4,606 reviews, and ranks #8. 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 Duarte?

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 Duarte

  1. October 2026: CR Scores recalculated for 1,386 hvac contractors serving Duarte.
  2. October 2026: 7 duplicate listings merged.

More HVAC contractors and Duarte pages

Other trades in Duarte