381 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in San Clemente: Triton Air, CR Score 68/100; 4.9★ from 3,766 Google reviews; open 24/7.
Best for emergencies (open 24/7): Orange Coast Plumbing, posts 24/7 hours; ranked #2 of 381.
Most-reviewed: NexGen HVAC & Plumbing, 3,589 Google reviews at 4.8★, the most of 381 ranked after Triton Air; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
381 San Clemente HVAC contractors are ranked here by CR Score, from ten published factors. 135 are open 24/7, 298 open Saturdays and 215 open Sundays, based on posted hours. The median Google rating is 5.0★ across 381 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Triton Air | 68 | 4.9★ (3,766) | San Clemente | 24/7 | Overall |
| 2 | Orange Coast Plumbing | 64 | 5.0★ (490) | Dana Point, 7 mi away | 24/7 | Emergencies |
| 3 | NexGen HVAC & Plumbing | 64 | 4.8★ (3,589) | Laguna Hills, 15 mi away | 24/7 | Most reviews |
| 4 | Air Care | 64 | 5.0★ (1,350) | Rancho Santa Margarita, 14 mi away | 24/7 | — |
| 5 | SoCal Airflow Pros | 63 | 4.9★ (1,005) | Rancho Santa Margarita, 14 mi away | 24/7 | — |
| 6 | Just Right Services | 62 | 4.9★ (846) | Laguna Hills, 15 mi away | 24/7 | — |
| 7 | Triton Air & Plumbing | 61 | 4.8★ (1,069) | Lake Forest, 17 mi away | 24/7 | — |
| 8 | John Stevenson Plumbing, Heating & Air Conditioning | 61 | 4.9★ (680) | Lake Forest, 17 mi away | 24/7 | — |
| 9 | Williams & Sons HVAC | 61 | 4.9★ (74) | Dana Point, 3 mi away | 24/7 | — |
| 10 | Personal Plumbing Heating & Air Conditioning | 61 | 4.9★ (1,305) | Oceanside, 21 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and review volume: 4.9★ from 3,766 Google reviews, the most in San Clemente.
Based in Dana Point, 7 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 490 Google reviews, listed on Google as “HVAC contractor”.
Based in Laguna Hills, 15 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 3,589 Google reviews, listed on Google as “HVAC contractor”.
Based in Rancho Santa Margarita, 14 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 1,350 Google reviews, listed on Google as “HVAC contractor”.
Based in Rancho Santa Margarita, 14 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,005 Google reviews, listed on Google as “HVAC contractor”.
Based in Laguna Hills, 15 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 846 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Forest, 17 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,069 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Forest, 17 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 680 Google reviews, listed on Google as “HVAC contractor”.
Based in Dana Point, 3 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 74 Google reviews, listed on Google as “HVAC contractor”.
Based in Oceanside, 21 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 1,305 Google reviews, listed on Google as “HVAC contractor”.
Based in San Clemente
Ranked #11 because of its Google rating and trade focus: 4.7★ from 57 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Forest, 16 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 907 Google reviews, listed on Google as “HVAC contractor”.
Based in Costa Mesa, 23 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 1,328 Google reviews, listed on Google as “HVAC contractor”.
Based in San Juan Capistrano, 6 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 59 Google reviews, listed on Google as “HVAC contractor”.
Based in Foothill Ranch, 18 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 478 Google reviews, listed on Google as “HVAC contractor”.
Based in Oceanside, 24 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 601 Google reviews, listed on Google as “HVAC contractor”.
Based in Laguna Hills, 15 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 894 Google reviews, listed on Google as “HVAC contractor”.
Based in Oceanside, 22 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 426 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Forest, 17 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 189 Google reviews, listed on Google as “HVAC contractor”.
Based in Mission Viejo, 14 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 118 Google reviews, listed on Google as “HVAC contractor”.
Based in Rancho Santa Margarita, 15 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 211 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Elsinore, 24 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 602 Google reviews, listed on Google as “HVAC contractor”.
Based in Rancho Santa Margarita, 14 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 89 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Aliso Viejo, 13 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “HVAC contractor”.
Based in Costa Mesa, 24 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 284 Google reviews, listed on Google as “HVAC contractor”.
#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 381 ranked HVAC contractors here; the rest are on their profiles.
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.
| Business | Google rating | Distance |
|---|---|---|
| A-Ames Plumbing & Heating, Corp, | 5.0★ (2) | 19 mi |
| ADVANTAGE HVAC | 3.5★ (2) | 19 mi |
| Affordable Air Conditioning & Heating | 3.0★ (2) | 14 mi |
| Air flow pros heating & Air conditioning | In San Clemente | |
| All Star Electrical Heating & Cooling | 5.0★ (2) | 18 mi |
| And heating and Air Conditionig | 3.0★ (2) | 20 mi |
| Chill Out Air Conditioning | 5.0★ (2) | 18 mi |
| Coastal AC Repair Dana Point | 5.0★ (7) | 8 mi |
| Coastline Comfort Systems - Heating and Cooling | 5.0★ (67) | 18 mi |
| Cool City | 5.0★ (2) | 16 mi |
| Doheny plumbing inc | 4.5★ (30) | In San Clemente |
| GlobalTech | 4.9★ (34) | 10 mi |
| Golden State Air Soluition | 5.0★ (2) | 10 mi |
| Hayes Brothers HVAC LLC | 4.8★ (101) | 19 mi |
| JS Electric Orange County CA | In San Clemente | |
| Miller & Sons Home HVAC | 4.8★ (82) | 18 mi |
| Oceanside HVAC Repairs | 5.0★ (2) | 15 mi |
| Phoenix Air Conditioning & Heating | 4.9★ (34) | 15 mi |
| Rooter Hero Plumbing & Air of Costa Mesa | 4.9★ (143) | 24 mi |
| Williams Mechanical Heating & Air Conditioning | 3.0★ (2) | 17 mi |
National price ranges in USD, not adjusted for San Clemente. 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 |
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).
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
California's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.
We scored 381 San Clemente 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 Clemente 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 |