62 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Shasta Lake: Redding Heating & AC Repair, CR Score 66/100; 4.8★ from 640 Google reviews; open 24/7.
Best for emergencies (open 24/7): Wallner Plumbing Heating & Air Conditioning, posts 24/7 hours; ranked #2 of 62.
Most-reviewed: Wallner Plumbing Heating & Air Conditioning, 456 Google reviews at 4.8★, the most of 62 ranked after Redding Heating & AC Repair; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
62 Shasta Lake HVAC contractors are ranked here by CR Score, from ten published factors. 17 are open 24/7, 31 open Saturdays and 23 open Sundays, based on posted hours. The median Google rating is 4.9★ across 62 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Redding Heating & AC Repair | 66 | 4.8★ (640) | Redding, 7 mi away | 24/7 | Overall |
| 2 | Wallner Plumbing Heating & Air Conditioning | 65 | 4.8★ (456) | Redding, 8 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Allianz Heating & Air | 62 | 4.6★ (215) | Redding, 8 mi away | 24/7 | — |
| 4 | AllenAir Heating and Cooling | 62 | 5.0★ (62) | Redding, 8 mi away | 24/7 | — |
| 5 | Infinity Heating And Air | 61 | 5.0★ (124) | Redding, 17 mi away | 24/7 | — |
| 6 | Airflow Dynamics | 61 | 4.9★ (101) | Shasta Lake | Sat | — |
| 7 | Cascade Comfort Services, Inc. | 61 | 4.8★ (452) | Anderson, 15 mi away | — | — |
| 8 | Air Pro Heating and Air Conditioning | 61 | 4.8★ (106) | Redding, 8 mi away | Sat · Sun · Evenings | — |
| 9 | Redding Comfort Heating & Air. | 60 | 4.8★ (74) | Redding, 7 mi away | 24/7 | — |
| 10 | Gibson Heating & Air Conditioning | 60 | 4.8★ (279) | Redding, 4 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.8★ from 640 Google reviews, the most in Shasta Lake.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 8 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 456 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 8 mi away
Ranked #3 because of its Google rating and trade focus: 4.6★ from 215 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 8 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 17 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 124 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Shasta Lake
Ranked #6 because of its Google rating and trade focus: 4.9★ from 101 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Anderson, 15 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 452 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Redding, 8 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 106 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 7 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 74 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 4 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 279 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 8 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 274 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Anderson, 17 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 169 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 16 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 8 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 7 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 260 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 11 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 231 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newberg, 19 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 7 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 10 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Anderson, 19 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 82 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 5 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 10 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 10 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 142 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 9 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 165 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Redding, 8 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 106 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 62 ranked HVAC contractors here; the rest are on their profiles.
19 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 |
|---|---|---|
| ACCO Engineered Systems | 15 mi | |
| Air Central | 5.0★ (1) | 8 mi |
| Air Pro Heating and Air Conditioning | In Shasta Lake | |
| AIR STRATEGICS HVAC SOLUTIONS, LLC | 5.0★ (1) | 6 mi |
| Comfort HVAC Services: Heating & AC | 4.1★ (9) | 4 mi |
| Corcoran HVAC Services (CHS) | 5.0★ (1) | 12 mi |
| Duct Boss Cleaning Service | 15 mi | |
| Eric's Plumbing Heating & AC | 4 mi | |
| Golden State Comfort | 5.0★ (11) | 8 mi |
| Hall's Heating & Air | 2.0★ (2) | 7 mi |
| Mike's Heating & Air, Inc. | 4.8★ (25) | 15 mi |
| Paul's Plumbing Heating & AC | 3.7★ (9) | 5 mi |
| Prime Cooling & Heating | 7 mi | |
| R&R Heating & Air Conditioning, Inc. | 4.9★ (22) | 17 mi |
| Sears Heating and Air Conditioning | 1.0★ (1) | 8 mi |
| SENIOR HOME HELPERS LLC | 5.0★ (1) | 7 mi |
| Tony's Refrigeration Inc | 2.5★ (11) | 8 mi |
| Tron Air Heating and Air Conditioning | 4.5★ (2) | 3 mi |
| Truly Polished Cleaning Ltd | In Shasta Lake |
National price ranges in USD, not adjusted for Shasta Lake. 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 62 Shasta Lake 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 Shasta Lake 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 |