376 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Daly City: Heise's Plumbing, CR Score 66/100; 4.9★ from 1,454 Google reviews; open 24/7.
Best for emergencies (open 24/7): Cabrillo Plumbing, Heating & Air, posts 24/7 hours; ranked #2 of 376.
Most-reviewed: Albert Nahman Plumbing, Heating, and Cooling, 3,311 Google reviews at 4.7★, the most of 376 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
376 Daly City HVAC contractors are ranked here by CR Score, from ten published factors. 83 are open 24/7, 236 open Saturdays and 189 open Sundays, based on posted hours. The median Google rating is 4.9★ across 376 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Heise's Plumbing | 66 | 4.9★ (1,454) | San Francisco, 2 mi away | 24/7 | Overall |
| 2 | Cabrillo Plumbing, Heating & Air | 65 | 4.9★ (966) | San Francisco, 4 mi away | 24/7 | Emergencies |
| 3 | Magic Plumbing Heating & Cooling | 64 | 4.9★ (1,876) | San Francisco, 4 mi away | Sat · Sun · Evenings | — |
| 4 | Albert Nahman Plumbing, Heating, and Cooling | 63 | 4.7★ (3,311) | Berkeley, 14 mi away | 24/7 | Most reviews |
| 5 | Arch Plumbing Inc. | 63 | 4.9★ (286) | San Francisco, 5 mi away | 24/7 | — |
| 6 | Around The Clock HVAC | 62 | 5.0★ (207) | San Francisco, 2 mi away | Sat · Sun · Evenings | — |
| 7 | Sugar Bear Home Services | 61 | 4.9★ (369) | South San Francisco, 5 mi away | 24/7 | — |
| 8 | Local Plumbing | 61 | 5.0★ (211) | Sausalito, 11 mi away | 24/7 | — |
| 9 | Ongaro & Sons | 61 | 4.9★ (762) | San Anselmo, 19 mi away | 24/7 | — |
| 10 | Next HVAC and Appliance repair | 61 | 4.8★ (333) | San Francisco, 5 mi away | Sat · Sun · Evenings | — |
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 trade focus: 4.9★ from 1,454 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 4 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 966 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 4 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,876 Google reviews, listed on Google as “HVAC contractor”.
Based in Berkeley, 14 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 3,311 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 5 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 286 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 2 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 207 Google reviews, listed on Google as “HVAC contractor”.
Based in South San Francisco, 5 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 369 Google reviews, listed on Google as “HVAC contractor”.
Based in Sausalito, 11 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 211 Google reviews, listed on Google as “HVAC contractor”.
Based in San Anselmo, 19 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 762 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 333 Google reviews, listed on Google as “HVAC contractor”.
Based in San Mateo, 15 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 264 Google reviews, listed on Google as “HVAC contractor”.
Based in Hayward, 20 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 863 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 8 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 69 Google reviews, listed on Google as “HVAC contractor”.
Based in Daly City
Ranked #14 because of its Google rating and trade focus: 4.9★ from 58 Google reviews, listed on Google as “HVAC contractor”.
Based in Palo Alto, 24 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 444 Google reviews, listed on Google as “HVAC contractor”.
Based in San Francisco, 4 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “HVAC contractor”.
Based in Hayward, 19 mi away
Ranked #17 because of its Google rating and trade focus: 4.5★ from 1,252 Google reviews, listed on Google as “HVAC contractor”.
Based in Alamo, 1 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 95 Google reviews, listed on Google as “HVAC contractor”.
Based in Hayward, 18 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 474 Google reviews, listed on Google as “HVAC contractor”.
Based in Menlo Park, 21 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 208 Google reviews, listed on Google as “HVAC contractor”.
Based in Alameda, 6 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “HVAC contractor”.
Based in Albany, 12 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “HVAC contractor”.
Based in Oakland, 13 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 200 Google reviews, listed on Google as “HVAC contractor”.
Based in Oakland, 13 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 569 Google reviews, listed on Google as “HVAC contractor”.
Based in Hayward, 19 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 162 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 376 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 |
|---|---|---|
| 1st Heating And Cooling East Palo Alto | 5.0★ (46) | 24 mi |
| A.L.B HVAC refrigeration service | 4.7★ (12) | 13 mi |
| ARASTEK Heating and Cooling , HVAC , Air Conditioning | 5.0★ (2) | 12 mi |
| BEST CHOICE HVAC, INC | 5.0★ (4) | 3 mi |
| Brothers Energy | 5.0★ (2) | 12 mi |
| California HVAC | 4.9★ (59) | 14 mi |
| Comfort Air Mechanical Systems | 3.5★ (2) | 13 mi |
| Five Or Free Electrical Heating & Air Solutions | 4.8★ (219) | 14 mi |
| Flow Masters Plumbing, Drain and Water Heater | In Daly City | |
| Golden Comfort AC Repair & Heating | 5.0★ (27) | 19 mi |
| HVAC Redwood City | 5.0★ (33) | 21 mi |
| Magic AC Repair Noe Valley | 4.9★ (24) | 15 mi |
| Mission AC Repair | In Daly City | |
| North Cal Heating And Air | 5.0★ (2) | 12 mi |
| North Star Heating & Cooling | 5.0★ (2) | 12 mi |
| O'Keeffe Mechanical Co Inc | 3.0★ (3) | 5 mi |
| Oasis Plumber's Daly City | 5.0★ (67) | In Daly City |
| ON TIME HVAC SF | 4.0★ (8) | 9 mi |
| Quaweay Electric | 5.0★ (2) | 12 mi |
| SERVPRO of Daly City, Broadmoor | 5.0★ (13) | In Daly City |
National price ranges in USD, not adjusted for Daly City. 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 376 Daly City 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 Daly City 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 |