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ContractorsRanked

Best HVAC Contractors in Corona, CA (2026)

1,202 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Corona: Airplus of California Inc., CR Score 94/100; 4.9★ from 1,325 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): All Pro Cooling, Heating, Plumbing & Electrical, posts 24/7 hours; ranked #2 of 1,202.

  3. 8

    Most-reviewed: All Pro Cooling, Heating, Plumbing & Electrical, 7,425 Google reviews at 4.8★, the most of 1,202 ranked; ranked #8.

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

1,202 Corona HVAC contractors are ranked here by CR Score, from 8 published factors. 427 are open 24/7, 947 open Saturdays and 631 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,202 rated businesses.

Top 10 HVAC contractors in Corona at a glance

Top 10 HVAC contractors in Corona at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Airplus of California Inc.944.9★ (1,325)Corona24/7Overall
2All Pro Cooling, Heating, Plumbing & Electrical944.7★ (4,107)Corona24/7Emergencies
3Friends & Family HVAC944.9★ (1,213)Corona24/7—
4RighTime Home Services944.7★ (3,741)Corona24/7—
5Aced It Heating & AC Repair925.0★ (306)Corona24/7—
6HMS Plumbing & Construction925.0★ (304)Corona24/7—
7Icee Hot Air Conditioning & Heating925.0★ (236)Corona24/7—
8All Pro Cooling, Heating, Plumbing & Electrical924.8★ (7,425)Ontario, 14 mi away24/7Most reviews
9RT Olson Plumbing, Heating and Air Conditioning924.8★ (504)Corona24/7—
10Fire-N-Ice914.9★ (222)Corona24/7—

The 1,202 best HVAC contractors in Corona, 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.

  15. #15 Air Care

    Based in Rancho Santa Margarita, 17 mi away

    90/100CR Score

    Ranked #15 because of its Google rating and availability: 5.0★ from 1,350 Google reviews, open 24/7.

    • 5.0★ from 1,350 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    30211 Avenida de las Banderas #200, Rancho Santa Margarita, CA 92688
    View profile for Air Care(949) 446-1606

  17. #17 Metz Air Control

    Based in Chino, 12 mi away

    90/100CR Score

    Ranked #17 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

  21. #21 Home Comfort USA

    Based in Anaheim, 16 mi away

    90/100CR Score

    Ranked #21 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

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 1,202 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Corona, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Inland Empire Comfort895.0★ (430)14 mi
27NexGen HVAC & Plumbing894.7★ (2,250)13 mi
28Steve's Five Star Service894.9★ (1,292)17 mi
29NexGen HVAC & Plumbing894.8★ (3,589)20 mi
30Dial One Sonshine Heating, Air & Plumbing894.9★ (2,852)22 mi
31Klaus & Sons Plumbing, Heating & Air Conditioning894.9★ (977)16 mi
32RTC Heating and Air Conditioning895.0★ (48)In Corona
33Veteran Air894.9★ (1,091)17 mi
34SoCal Airflow Pros894.9★ (1,005)17 mi
35Service Hero Plumbing, HVAC, and Electrical894.8★ (1,840)18 mi
36Ace Home Heating & Air Conditioning894.7★ (1,176)13 mi
37NexGen HVAC & Plumbing894.8★ (708)13 mi
38Eco Air Heating & Cooling885.0★ (305)15 mi
39White Mechanical, Inc.884.9★ (478)15 mi
40Year Round Heating & Air Conditioning885.0★ (1,159)23 mi
41All City Plumbing, Air & Electrical885.0★ (1,899)13 mi
42John Stevenson Plumbing, Heating & Air Conditioning884.9★ (680)17 mi
43Triton Air & Plumbing884.8★ (1,069)16 mi
44Air One Air Conditioning, Heating, & Plumbing884.9★ (786)18 mi
45Metz Air Control884.9★ (85)5 mi
46Sheldon's Heating, Air Conditioning & Plumbing, Inc.884.8★ (729)15 mi
47Lucky Air and Plumbing884.7★ (855)In Corona
48Total Comfort Inc884.8★ (463)In Corona
49RC Air Heating & Air Conditioning Service884.9★ (705)19 mi
50Imagine That Heating & Air885.0★ (122)11 mi

Also serving Corona

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 Corona
BusinessGoogle ratingDistance
Active Air Control5.0★ (1)In Corona
Aire-Rite Heating & Air Conditioning, Inc.In Corona
Economy Air Conditioning2.0★ (2)In Corona
Inland Climate Control5.0★ (2)In Corona
JMG Construction5.0★ (1)In Corona
Just Right Services4.9★ (846)20 mi
Kashou Climate Control Inc.5.0★ (2)In Corona
LDI Mechanical Inc3.7★ (10)In Corona
MIS Refrigeration5.0★ (2)In Corona
Optimum Industries5.0★ (1)In Corona
PFI Air Conditioning3.0★ (1)In Corona
Presidential Air and MechanicalIn Corona
RKM Heating and Air Conditioning4.9★ (1,073)16 mi
Rooter Hero Plumbing & Air4.8★ (802)17 mi
Salute Air Conditioning and Heating5.0★ (108)7 mi
Spar Plumbing4.9★ (10)In Corona
Subzero Heating and Air Conditioning5.0★ (1)In Corona
Summit5.0★ (1)In Corona
SWI Energy SolutionsIn Corona
Thermo Home Air Conditioning & Heating5.0★ (1)In Corona

How much do HVAC contractors cost in Corona?

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

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

We scored 1,202 Corona 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 Corona 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 Corona: frequently asked questions

Who is the best HVAC contractor in Corona?

By CR Score, the highest-ranked HVAC contractor in Corona, CA is Airplus of California Inc. with a CR Score of 94/100. It has 4.9★ from 1,325 Google reviews. It is open 24/7. All Pro Cooling, Heating, Plumbing & Electrical (#2) and Friends & Family HVAC (#3) follow. We ranked 1,202 HVAC contractors on 8 factors, last updated October 22, 2026.

How many HVAC contractors are there in Corona?

ContractorsRanked ranks 1,202 HVAC contractors serving Corona, CA. 17 of them are based in Corona; 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 Corona are open 24/7?

427 ranked HVAC contractors in Corona post 24/7 hours. The highest-ranked are Airplus of California Inc. (#1), All Pro Cooling, Heating, Plumbing & Electrical (#2) and Friends & Family HVAC (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Corona work on weekends?

947 of 1,202 ranked HVAC contractors post Saturday hours and 631 post Sunday hours. The highest-ranked open Saturdays are Airplus of California Inc. (#1), All Pro Cooling, Heating, Plumbing & Electrical (#2) and Friends & Family HVAC (#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 Corona?

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

What Google rating do Corona HVAC contractors have?

The median Google rating among 1,202 rated HVAC contractors in Corona is 4.9★, with a median of 20 reviews. All Pro Cooling, Heating, Plumbing & Electrical has the most, 7,425 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 Corona?

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 Corona

  1. October 2026: CR Scores recalculated for 1,202 hvac contractors serving Corona.
  2. October 2026: 13 duplicate listings merged.

More HVAC contractors and Corona pages

Other trades in Corona