63/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 239 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 239 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 23445 Everett Pl, Ramona, CA 92065
Best HVAC Contractors in San Diego Country Estates, CA (2026)
399 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in San Diego Country Estates: FRYE Mechanical, CR Score 63/100; 5.0★ from 239 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Mauzy Cooling, Heating, Plumbing, and Electrical, posts 24/7 hours; ranked #2 of 399.
- 33
Most-reviewed: ASI, The White Glove Guys, 7,073 Google reviews at 4.8★, the most of 399 ranked; ranked #33.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
399 San Diego Country Estates HVAC contractors are ranked here by CR Score, from ten published factors. 112 are open 24/7, 284 open Saturdays and 203 open Sundays, based on posted hours. The median Google rating is 5.0★ across 399 rated businesses.
Top 10 HVAC contractors in San Diego Country Estates at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | FRYE Mechanical | 63 | 5.0★ (239) | Ramona, 2 mi away | 24/7 | Overall |
| 2 | Mauzy Cooling, Heating, Plumbing, and Electrical | 63 | 4.8★ (4,710) | El Cajon, 17 mi away | 24/7 | Emergencies |
| 3 | Anderson Plumbing, Heating & Air | 63 | 4.8★ (4,443) | El Cajon, 17 mi away | 24/7 | — |
| 4 | Precision Temperature | 62 | 4.9★ (1,014) | Lakeside, 14 mi away | 24/7 | — |
| 5 | Anderson Plumbing, Heating & Air | 61 | 4.8★ (6,056) | San Diego, 24 mi away | 24/7 | — |
| 6 | Bill Howe Plumbing, Heating & Air, Restoration & Flood Services | 61 | 4.8★ (4,875) | San Diego, 24 mi away | 24/7 | — |
| 7 | Comfort Bros Heating Air Plumbing & Electrical | 61 | 4.9★ (424) | Lakeside, 13 mi away | 24/7 | — |
| 8 | Oasis Plumbing, Heating & Air Conditioning | 61 | 5.0★ (201) | Escondido, 4 mi away | Sat · Sun · Evenings | — |
| 9 | Air Pros HVAC Ramona Specialists | 61 | 5.0★ (35) | Ramona, 1 mi away | 24/7 | — |
| 10 | Superior Air Systems - AC Repair & Installation | 61 | 5.0★ (58) | Casa de Oro-Mount Helix, 4 mi away | 24/7 | — |
The 399 best HVAC contractors in San Diego Country Estates, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in El Cajon, 17 mi away
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 4,710 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 4,710 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1456 Magnolia Ave Ste E, El Cajon, CA 92021
Based in El Cajon, 17 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 4,443 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 4,443 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1830 John Towers Ave, El Cajon, CA 92020
Based in Lakeside, 14 mi away
62/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 1,014 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,014 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11974 Woodside Ave, Lakeside, CA 92040
Based in San Diego, 24 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 6,056 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 6,056 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5183 Mercury Point, San Diego, CA 92111
Based in San Diego, 24 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 4,875 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 4,875 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9210 Sky Park Ct, San Diego, CA 92123
Based in Lakeside, 13 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 424 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 424 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 10149 Channel Rd Suite E, Lakeside, CA 92040
Based in Escondido, 4 mi away
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 201 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 201 Google reviews
- Hours
- Mon–Sun 7 AM–8 PM
Based in Ramona, 1 mi away
61/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 25249 Poderio Dr, Ramona, CA 92065
Based in Casa de Oro-Mount Helix, 4 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Heating contractor”.
- 5.0★ from 58 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in El Cajon, 18 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 1,836 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,836 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–4:30 PM
- Address
- 1256 Fayette St, El Cajon, CA 92020
Based in Alpine, 12 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 167 Google reviews, listed on Google as “Air conditioning repair service”.
- 5.0★ from 167 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2733 Alpine Blvd #100, Alpine, CA 91901
Based in San Diego, 24 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 1,612 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,612 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6767 Nancy Ridge Dr Unit C, San Diego, CA 92121
Based in El Cajon, 17 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 801 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 801 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 405 Vernon Way, El Cajon, CA 92020
Based in Escondido, 22 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 1,303 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,303 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2863 Executive Pl, Escondido, CA 92029
Based in San Diego, 23 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 1,658 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,658 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9771 Clairemont Mesa Blvd Suite E, San Diego, CA 92124
Based in Lakeside, 14 mi away
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 201 Google reviews, listed on Google as “Air conditioning contractor”.
- 4.9★ from 201 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 11647 Riverside Dr UNIT 135, Lakeside, CA 92040
Based in Encinitas, 4 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 79 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 79 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
#19 AirZen AC
Based in Arden-Arcade, 4 mi away
59/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 29 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in El Cajon, 17 mi away
59/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 200 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 200 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 206 Greenfield Dr B, El Cajon, CA 92020
Based in Alpine, 4 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 177 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 177 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
#22 Five Star Svc Co
Based in Ramona, 7 mi away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 348 Google reviews, listed on Google as “Air conditioning repair service”.
- 5.0★ from 348 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat 8 AM–12 PM · Sun closed
Based in San Diego, 23 mi away
59/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 815 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 815 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7310 Miramar Rd #380, San Diego, CA 92126
Based in El Cajon, 17 mi away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.6★ from 3,124 Google reviews, listed on Google as “HVAC contractor”.
- 4.6★ from 3,124 Google reviews
- Hours
- Mon–Sun 6 AM–10 PM
- Address
- 324 Coogan Way, El Cajon, CA 92020
Based in El Cajon, 17 mi away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 264 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 264 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1300 N Johnson Ave Ste 100, El Cajon, CA 92020
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 399 ranked HVAC contractors here; the rest are on their profiles.
Also serving San Diego Country Estates
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.
How much do HVAC contractors cost in San Diego Country Estates?
National price ranges in USD, not adjusted for San Diego Country Estates. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 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).
- Search the business name or license number on the Contractors State License Board (CSLB) license lookup.
- Check that the status is active and the name matches the contract or truck.
- 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 San Diego Country Estates HVAC contractors
We scored 399 San Diego Country Estates HVAC contractors on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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.
| Factor | Weight | Computed from | In San Diego Country Estates data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
HVAC contractors in San Diego Country Estates: frequently asked questions
Who is the best HVAC contractor in San Diego Country Estates?
By CR Score, the highest-ranked HVAC contractor in San Diego Country Estates, CA is FRYE Mechanical with a CR Score of 63/100. It has 5.0★ from 239 Google reviews. It is open 24/7. Mauzy Cooling, Heating, Plumbing, and Electrical (#2) and Anderson Plumbing, Heating & Air (#3) follow. We ranked 399 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in San Diego Country Estates?
ContractorsRanked ranks 399 HVAC contractors serving San Diego Country Estates, CA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in San Diego Country Estates are open 24/7?
112 ranked HVAC contractors in San Diego Country Estates post 24/7 hours. The highest-ranked are FRYE Mechanical (#1), Mauzy Cooling, Heating, Plumbing, and Electrical (#2) and Anderson Plumbing, Heating & Air (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in San Diego Country Estates work on weekends?
284 of 399 ranked HVAC contractors post Saturday hours and 203 post Sunday hours. The highest-ranked open Saturdays are FRYE Mechanical (#1), Mauzy Cooling, Heating, Plumbing, and Electrical (#2) and Anderson Plumbing, Heating & Air (#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 San Diego Country Estates?
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 San Diego Country Estates. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do San Diego Country Estates HVAC contractors have?
The median Google rating among 399 rated HVAC contractors in San Diego Country Estates is 5.0★, with a median of 23 reviews. ASI, The White Glove Guys has the most, 7,073 reviews, and ranks #33. 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 San Diego Country Estates?
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 San Diego Country Estates
- October 2026: CR Scores recalculated for 399 hvac contractors serving San Diego Country Estates.
- October 2026: 5 duplicate listings merged.
More HVAC contractors and San Diego Country Estates pages
HVAC contractors near San Diego Country Estates
- HVAC contractors in Ramona, CA478 ranked
- HVAC contractors in Alpine, CA399 ranked
- HVAC contractors in Eucalyptus Hills, CA531 ranked
- HVAC contractors in Lakeside, CA507 ranked
- HVAC contractors in Winter Gardens, CA497 ranked
- HVAC contractors in Poway, CA583 ranked
- HVAC contractors in Santee, CA514 ranked
- HVAC contractors in Bostonia, CA482 ranked
- HVAC contractors in El Cajon, CA482 ranked
- HVAC contractors in Escondido, CA533 ranked
Other trades in San Diego Country Estates
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- Kitchen remodelers in San Diego Country Estates305 ranked
- Bathroom remodelers in San Diego Country Estates284 ranked
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- Garage door repair companies in San Diego Country Estates109 ranked
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- All contractors in San Diego Country Estates