166 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Valparaiso: Home Comfort Experts, CR Score 68/100; 4.9★ from 4,299 Google reviews; open 24/7.
Best for emergencies (open 24/7): Summers Plumbing Heating & Cooling, posts 24/7 hours; ranked #2 of 166.
Most-reviewed: Summers Plumbing Heating & Cooling, 4,666 Google reviews at 4.9★, the most of 166 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
166 Valparaiso HVAC contractors are ranked here by CR Score, from ten published factors. 66 are open 24/7, 93 open Saturdays and 75 open Sundays, based on posted hours. The median Google rating is 4.9★ across 166 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Home Comfort Experts | 68 | 4.9★ (4,299) | Valparaiso | 24/7 | Overall |
| 2 | Summers Plumbing Heating & Cooling | 68 | 4.9★ (3,188) | Valparaiso | 24/7 | Emergencies |
| 3 | Regional Plumbing Heating & Air | 65 | 4.8★ (998) | Valparaiso | 24/7 | — |
| 4 | All-Star Service | 64 | 4.8★ (526) | Valparaiso | 24/7 | — |
| 5 | Elico Heating & Cooling | 64 | 4.9★ (346) | Valparaiso | 24/7 | — |
| 6 | Summers Plumbing Heating & Cooling | 64 | 4.9★ (4,666) | Crown Point, 16 mi away | 24/7 | Most reviews |
| 7 | Crown Wheele HVAC | 63 | 4.8★ (259) | Valparaiso | 24/7 | — |
| 8 | Aire Serv of Valparaiso | 63 | 4.7★ (282) | Valparaiso | 24/7 | — |
| 9 | JL Mechanical Heating and Air | 63 | 4.7★ (264) | Valparaiso | 24/7 | — |
| 10 | Apex Heating and Cooling | 62 | 5.0★ (81) | Valparaiso | 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 trade focus: 4.9★ from 4,299 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #2 because of its Google rating and trade focus: 4.9★ from 3,188 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #3 because of its Google rating and trade focus: 4.8★ from 998 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #4 because of its Google rating and trade focus: 4.8★ from 526 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #5 because of its Google rating and trade focus: 4.9★ from 346 Google reviews, listed on Google as “HVAC contractor”.
Based in Crown Point, 16 mi away
Ranked #6 because of its Google rating and review volume: 4.9★ from 4,666 Google reviews, the most in Valparaiso.
Based in Valparaiso
Ranked #7 because of its Google rating and trade focus: 4.8★ from 259 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #8 because of its Google rating and trade focus: 4.7★ from 282 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #9 because of its Google rating and trade focus: 4.7★ from 264 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #10 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #11 because of its Google rating and trade focus: 5.0★ from 79 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #12 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “Heating contractor”.
Based in Hobart, 10 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 310 Google reviews, listed on Google as “HVAC contractor”.
Based in La Porte, 20 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 1,834 Google reviews, listed on Google as “Furnace repair service”.
Based in Merrillville, 12 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 486 Google reviews, listed on Google as “HVAC contractor”.
Based in Valparaiso
Ranked #16 because of its Google rating and trade focus: 4.7★ from 108 Google reviews, listed on Google as “HVAC contractor”.
Based in Hobart, 13 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 516 Google reviews, listed on Google as “HVAC contractor”.
Based in Hobart, 12 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 295 Google reviews, listed on Google as “HVAC contractor”.
Based in Portage, 11 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 788 Google reviews, listed on Google as “HVAC contractor”.
Based in Merrillville, 16 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 486 Google reviews, listed on Google as “HVAC contractor”.
Based in Gary, 16 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 368 Google reviews, listed on Google as “HVAC contractor”.
Based in Merrillville, 15 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 508 Google reviews, listed on Google as “HVAC contractor”.
Based in Hobart, 11 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 132 Google reviews, listed on Google as “HVAC contractor”.
Based in Chesterton, 9 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 186 Google reviews, listed on Google as “HVAC contractor”.
Based in Chesterton, 10 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 120 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 166 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 |
|---|---|---|
| Around The Clock Heating & Air LLC | 4.6★ (10) | 10 mi |
| ASM Refrigeration | 4.9★ (21) | 17 mi |
| Certified Comfort Heating and Air | 5.0★ (5) | 9 mi |
| Chayhitz Repair | 5.0★ (2) | 6 mi |
| Cold Air HVAC LLC | 4.4★ (35) | 16 mi |
| Cook's Heating & Cooling | 1.0★ (1) | 10 mi |
| Crown Heating & Cooling Inc | 1.0★ (2) | 15 mi |
| Crown Point HVAC | 5.0★ (1) | 16 mi |
| Earl's Heating & Airconditiong | 5.0★ (2) | 13 mi |
| Elite Services of Indiana LLC | 2.0★ (1) | In Valparaiso |
| Flush Plumbing & Heating | 5.0★ (1) | 10 mi |
| Gray's Total Green Energy Solutions LLC | 4.4★ (127) | 22 mi |
| Habhab Mechanical | 4.4★ (7) | 7 mi |
| Indoor Comfort Heating And Cooling | 5.0★ (2) | 16 mi |
| Mockler Heating & AC Inc | 5.0★ (2) | In Valparaiso |
| NorthwesthvacLLC | 5.0★ (1) | 14 mi |
| Portage Heating and Cooling | 5.0★ (1) | 11 mi |
| Ryan Patrick Heating & AC Services, LLC | 5.0★ (17) | 16 mi |
| Twin Town Mechanical | 4.7★ (12) | 11 mi |
| VanDeusen & Son plumbing and mechanical | 5.0★ (1) | 16 mi |
National price ranges in USD, not adjusted for Valparaiso. 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 Indiana, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 166 Valparaiso 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 Valparaiso 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 |