The Best HVAC Contractors in Indiana
We graded 10 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 113,436 Google reviews of 103 top-rated HVAC contractors nationwide; 10 of them in Indiana. Updated October 28, 2026.
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Best HVAC contractors in Indiana for toilet repair
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Godby Heating Plumbing ElectricalHow Job match is calculatedBuilt only from reviews Google tagged “Toilet repair”:Stars on this job 55%4.86★Number of such jobs 25%14Overall Experts Score 20%86Job match= 87Stars are pulled toward the category average (4.90★) when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.87Job match = this company’s ★ on reviews Google tagged “Toilet repair” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about toilet repair
Godby Heating Plumbing ElectricalJorge accurately diagnosed our toilet problem and took care of it. We were out of town when he came back to fix it. It seems to be fixed and running great. He’s not only an excellent plumber, he’s also very professional, courteous and takes the time to make sure it’s correctly fixed.
Godby Heating Plumbing ElectricalWe so appreciate Jahsan coming out today to fix our plumbing issue. He was great to work with and very efficient. This was our first time using Godby for plumbing and we’d certainly use them again!
Godby Heating Plumbing ElectricalIf you are interested in purchasing a natural gas back up generator, I would recommend considering Godby’s. The entire package from choosing right generator that fit our needs to the two day installation, their entire crew were knowledgeable in their specific field, professional, polite and easy to talk to. I am…
Godby Heating Plumbing ElectricalJashan Wright came when requested to service one of our employee bathrooms. While here, he was extremely professional, easy to work with and quickly identified/ corrected the issue. I highly recommend him for your plumbing needs.
Godby Heating Plumbing ElectricalJahsan was an awesome tech, definitely will be requesting him the next time I need service!
Godby Heating Plumbing ElectricalI had a great experience with Lexi and the plumbing team as they handled our issue quickly and efficiently. Highly recommenf for small business and homes!
Overall ratings
Experts Score 0–100Experts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. and a letter grade per factor (A = top 20% of HVAC contractors).
| # | Company | ScoreExperts Score (0–100)Absolute quality first: recency-weighted star average (≈54%), share of 1–2★ reviews (≈24%), customers’ price verdicts (≈14%), owner replies to critical reviews (≈7%); minus up to 10 points each for complaints flagged in Google review highlights and for a real slide in recent ratings. Hover a company’s score on its page for the full breakdown. | FactorsFactor grades, in orderSatisfaction (54%): Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.Reliability (24%): How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.Craft & service (0%): Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.Value (14%): Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.Momentum (0%): Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.Replies to reviews (7%): How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.One letter per factor score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = below 20. | ★Google star rating as shown on Google Maps. | Typical billMedian bill customers of this company reported in their reviews (needs 3+ priced reviews). |
|---|---|---|---|---|---|
| 1 |  Good Guys Home ServicesCarmel, IN | A 96How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%96+52.4Reliability 24%95+23Value 14%100+14.1Replies to reviews 7%99+7Craft & service penalty94−0.6Experts Score= 96Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.95 | $239 |
| 2 |  Howald Heating, Air Conditioning & PlumbingCarmel, IN | A 96How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%96+52.4Reliability 24%96+23.3Value 14%99+14Replies to reviews 7%100+7.1Craft & service penalty96−0.4Experts Score= 96Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.95 | $251 |
| 3 |  Sloderbeck Heating & Cooling, LLCCarmel, IN | A 95How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%96+52.4Reliability 24%96+23.3Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty81−1.9Experts Score= 95Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.95 | — |
| 4 |  LCS Heating and CoolingCarmel, IN | A 95How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%94+51.3Reliability 24%94+22.8Value 14%100+14.1Replies to reviews 7%100+7.1Craft & service penalty99−0.1Experts Score= 95Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.94 | $166 |
| 5 |  Jons AirCarmel, IN | A 93How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%94+55.2Reliability 26%86+22.4Value 15%100+15.2Experts Score= 93Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 4.96 | $447 |
| 6 |  Peterman Brothers Heating, Cooling, Plumbing, and ElectricalCarmel, IN | A 92How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%95+55.8Reliability 26%94+24.5Value 15%80+12.2Experts Score= 92Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AA–AA– | 4.96 | $196 |
| 7 |  Precision Comfort SystemsCarmel, IN | A 90How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%92+50.2Reliability 24%91+22.1Value 14%87+12.3Replies to reviews 7%90+6.4Craft & service penalty93−0.7Experts Score= 90Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.90 | $292 |
| 8 |  Action AirCarmel, IN | A 89How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%90+49.1Reliability 24%86+20.8Value 14%100+14.1Replies to reviews 7%86+6.1Craft & service penalty89−1.1Experts Score= 89Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.89 | $142 |
| 9 | Godby Heating Plumbing ElectricalCarmel, IN | A 86How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%87+47.5Reliability 24%86+20.8Value 14%96+13.6Replies to reviews 7%81+5.7Craft & service penalty80−2Experts Score= 86Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | AAAAAA | 4.86 | $429 |
| 10 |  Appel Heating & Air ConditioningCarmel, IN | A 82How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%84+45.8Reliability 24%79+19.2Value 14%100+14.1Replies to reviews 7%96+6.8Craft & service penalty88−1.2Momentum penalty74−2.6Experts Score= 82Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews. | ABAABA | 4.85 | $171 |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low25th percentile: 1 in 4 customers paid less than this. | TypicalMedian of the bill customers reported in their Google review (Google asks reviewers for a price range; we use the middle of each range). | High75th percentile: 1 in 4 customers paid more than this. | FairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”. |
|---|---|---|---|---|
| HVAC system maintenance | $37 | $135 | $295 | 98% |
| A/C system maintenance | $39 | $192 | $393 | 98% |
| HVAC system repair | $205 | $393 | $933 | 96% |
| A/C system repair | $209 | $383 | $786 | 97% |
| Install AC | $1.4k | $2.1k | $3.2k | 98% |
| Heating system maintenance | $39 | $135 | $251 | 98% |
| Heating system installation | $1.4k | $1.9k | $2.8k | 97% |
| Repair HVAC | $216 | $353 | $495 | 97% |
| Heating system repair | $166 | $453 | $1.2k | 97% |
| Installation | $1.1k | $1.9k | $2.8k | 99% |
| Install thermostat | $35 | $124 | $329 | 98% |
| HVAC duct & vent installation | $1.1k | $1.9k | $2.8k | 95% |
HVAC Contractors in Indiana at a glance
How the 10 HVAC contractors we rated in Indiana compare, and what customers praise most.
Experts Score grades
A = score 80+, F = below 20.
- Grade A10100%
- Grade B00%
- Grade C00%
- Grade D00%
- Grade F00%
Google ratings
Average stars per company.
- 4.90★ and up770%
- 4.80–4.89★330%
- 4.60–4.79★00%
- Below 4.60★00%
What customers praise
Share of Google review highlights.
- Quality21,41020%
- Professionalism26,36724%
- Responsiveness22,39421%
- Punctuality22,05620%
- Value16,05215%
Was the price fair?
All price verdicts left with reviews.
- Great price6,12233%
- Reasonable10,20956%
- Overpriced5763%
- Not sure1,4518%
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (54%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.
Reliability (24%) — How rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.
Craft & service (penalty, up to −10) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.
Value (14%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.
Momentum (penalty, up to −10) — Penalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.
Replies to reviews (7%) — How often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.