How 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.96SCOREHowald Heating, Air Conditioning & Plumbing
Carmel, IN · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #39Position by Experts Score among all companies we track in this category. of 103 HVAC contractors · 4.9★ from 2,197 Google reviews
Report card
Percentile vs other HVAC contractors (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: momentum and replies to reviews; weakest: craft & service.
Reviews for your job
Customers hired Howald Heating, Air Conditioning & Plumbing for 8 kinds of job.
Howald Heating, Air Conditioning & Plumbing for HVAC system maintenance
Clear ✕All 325 Google reviews tagged “HVAC system maintenance” · showing 200
Extremely satisfied with service from Howald Heating, AC, & Plumbing. They serives my systems twice a year and have always done an excellant jobb. Nelson, the serive tech.. this time was professional, courteous, and very knowledgable. Walked me through the process and was patient explaing the key issues with my…
Professional & efficient techs!
For a non-emergency plumbing issue, I appreciate the opportunity to ask for advice before making an appointment. Appointments are easily scheduled; the technician's arrival is announced in a timely fashion and the work is done expertly and in a friendly manner, including checking pricing in advance and cleaning up after the work is done.
On time efficient. Helpful.
Year after year we are very satisifed with their professional, courteous and prompt service. Prices are competitve, and service is beyond 10+. We use them for our A/C, Furnace, and plumbing needs; . We had a flawless Toilet install y Andrew . Highly recommend. . Josh is our HVAC guy. Hey, I've kept our system running for 18 years. Ask for him.
He did very well
David was on time and did a great job. He explained things perfectly and was extremely thorough. Thank you for the quick response
On time, knowledgeable, excellent customer rapprt
Service tech Joe was friendly, knowledgeable, and took care of items that needed attention.
Brandon W was very thorough, sought out the problem, and then replaced the outside spigot at our request. A year ago Brandon replaced our water heater that was leaking and replaced a poorly installed bladder done by another company. He has also replaced bathroom faucets and drains for us. He’s a great guy and does a…
Fan motor went out on a very warm day. Larry Wright went above and beyond to get it fixed on a Saturday.
John was great!
Dave was great. Checked heater out.
Prompt, polite, professional.
Daniel was very kind and courteous, he explained in detail the job that he performed today. Very professional young man.
Dan was friendly, professional and thorough. Great job!
Yesterday I had my furnace Preventative Maintenance done at my home. I’m very confident my heating System will be in the best working condition. Dan is a great technician.
Joe was right on time and did a great job checking on our HVAC system. He did everything he could to keep the system working and keep us from spending a lot on a repair. Will be working with Howald again for sure!
Dan is great! Very friendly and knowledgeable. I'm always happy when he's my technician!
Dan did a great job getting our mini split AC unit working again.
Couldn’t be happier with the work that Joe Davis did in Servicing our furnace and air conditioner. He explained everything thoroughly, was on time and very friendly. Thank you Howald Heating and Air
Timely, considerate, thorough and friendly.
Howald is the best. Worked with them 15 years. Today was semi-annual maintenance.
Very happy with their service, Josh is my go-to guy on my HVAC system. Knows his business and I trust his advice, plus he is just a nice guy. Have also used Howald for a number of plumbing repairs, equally pleased.
Anthony Alcaraz was very professional and helped us prevent a future issue by proactively replacing components of our AC. We appreciate the thorough and efficient service. Thank you!
Once again had great service and a friendly technician!
Howald is always reliable.
Joe did a great job checking my A/C and furnace. He said everything was just fine. Very nice guy!!!
Timely, professional and thorough as well as familiar with the building setup. and great communication.
Howald always does a good job . He installed a furnace filter we needed and was very nice.
We have had Daniel Core as our HVAC technician several times in a row. Without question he has been the most knowledgeable tech we've ever had. He's informative and actually educates us so that we fully understand the status of our equipment and what the future needs might look like for the equipment.
Yay
This was good service man for air conditioning and heat
Larry was knowledgeable and very thorough as he performed annual service on our A/C.
Joe went over and above what was expected. He took down event for me that allowed me to wash it and he put it up tight so it wouldn’t rattle. I’ve always found Howald to be reliable, friendly and fair.
I’ve used Howald for over 15 years and they are reliable and honest. I recommend them. They installed my furnace, AC and water heater at my previous house. They are now doing a maintenance contract on my HVAC.
Larry was professional and had lots of fun talking with him. He took his time servicing my air conditioner and said all was good. I renewed my maintenance agreement to be ready for servicing in October. Very pleasant experience.
Daniel was efficient & thorough. He explained each phase of the maintenance process including his findings.
I will always use Howald until I'm worm food, and maybe even then to make my eternal resting place more comfortable.
Josh was prompt, friendly and professional. He explained what he was doing. We have used Howald for years and appreciate the professionalism and helpfulness of all their employees.
Anthony Alcaraz did a great job today on our pro-active heat pump checkup. He's great. Highly recommend.
Howald is very efficient and professional! Daniel came to service our HVAC. It was a rather simple fix, but he was so incredibly informative and nice! 10/10 experience
Very glad to have such an experienced technician and an experienced company to explain and fix our a/c unit.
Dan is great. He gave us a thorough explanation of what he did during a maintenance inspection. He explained what we can do to prevent a problem that we had experienced earlier this summer.
Joe was great! Exceeded all expectations and a super nice guy!
Larry was great. Highly recommend Howald.
Nelson did a nice job on my annual HVAC maintenance visit. I continue to be pleased with Howald. They are knowledgeable and honest.
Were able to get same-day service for air-conditioning going On a day where it was 90°
As always Howald does excellent work. They are on time and their technicians are friendly and experienced in furnace maintenance. Larry Wright did an excellent job.
The entire service process was very good. John Barfield arrived on schedule and was very pleasant and knowledgeable. His work ethic was outstanding.
Spring Check Up: Larry Wright is always good. Efficient, careful, does his checklist and always very pleasant. He is the best.
Dan always meets our expectations and goes the extra mile to explain in as much detail as we need to understand our problem. He is friendly and courteous!
Andrew Merrell definitely exceeded our expectations!! . He was very professional and courteous, and he was able to put in a new sink in the proper place and way, for the water. From that new sink, he put in a water line (and that he had to make two holes for the water lines). -ONE SIDE of One Wall from the sink,…
Update to my previous review: January 2026: Still very pleased with the excellent service provided by Howald. Today they fixed our leaky kitchen faucet & replaced our old water filtration system with a new one we had bought elsewhere. The technician was on time & worked hard to finish the job efficiently. Highly…
David always does a great job. Highly recommend Howald Heating and A/C.
Anthony Alcaraz was our technician. He came out to provide routine maintenance on our 2 air conditioners. He was very personable and spent an appropriate amount of time for servicing the 2 systems, neither too short or too long. I appreciate the fact that Howald doesn’t always try to upsell you on services or…
Daniel Core was very professional and thoroughly explained everything he was doing and what it would cost. He also always made sure not to track anything into the house from the garage. Daniel just as good again as a above!
Daniel was wonderful and explained everything quite well
Anthony (service technician) is outstanding
Joe was at our house 15 minutes after we smelled gas. He was very thorough in his work as well as his explanations to us. He fixed the problem to our satisfaction and, because of him, we feel safe in our home.
Our service guy was very kind, honest, let me order the part on Amazon and showed me how to simply install it and saved us a bunch of money. Love these guys!!!
We are long-time customers of Howald Heating. They are reliable, on time and do great work. Especially Mike!
Joe was excellent, which is what we've always been accustomed to with anyone from the Howald team. Very personable and knowledgable and just an all-around very nice guy. He was thorough and explained what he was doing and what he found. Both our systems passed. All is good! Thanks!
Howald is honest, professional, and helpful. Always do a great job for us!
Joe was great. Arrived on time for A/C tuneup. He discovered that the blower fan was not working and personally picked up a new blower and installed it. He was very professional and easy to talk to. Great job.
It is always a pleasure doing business with Howald Heating and Air. Have done business with Larry for over forty years. Josh is a great technition and keeps our units in tip top shape!
Same as last visit - outstanding work -- Excellent service in all respects - professional, knowledgeable, efficient, informative, and expert
Nelson is great! He arrived at the promised time. His communication was very clear and thorough. He is knowledgeable and worked very efficiently. He did all that was expected, and was very cordial and friendly in the process. Next time service is needed please send Nelson out again. Thanks, Joe & Pam
Joe from Howald was prompt, polite, professional in appearance, and explained his findings and actions clearly.
Josh is the HVAC champ; does careful, detailed work, explains options well. Really happy he was able to adjust his schedule to come before COB.
Dave is the best! He is extremely knowledgeable and kind and gives suggestions and solutions at each visit.
Service scheduled time is always changed .
Daniel and James were thorough in explaining what was done and why, and reviewing costs with me before taking payment. They were polite, professional, experienced, friendly, and performed the maintenance services well.
Excellent technician with up-to-date knowledge and skills!
Dan did a great job with my furnace check up , He explained everything clearly & honestly in a friendly manner. I would recommend him to anyone.
Dan tuned up our furnace. He was very respectful and helpful. He offered much knowledge.
David Bennett provided preventative maintenance with professionalism and efficiency. I couldn't ask for more.
Daniel was great. Howald has been great over the 4 years that they have serviced my HVAC.
We've been customers for 10 years now, and every single tech we've worked with has been so great to work with. Nice, professional, and knowledgeable.
Anthony Alcaraz is a very good representative of your company and should be commended. He is very polite and a real gentleman.
Howald is always efficient. Repair techs are friendly.
David figured out what was wrong with the heat. Needed Freon. Will need to follow up during the summer check up.
Howald technicians are always professional. We’ve used them for about 8 years for a new HVAC and then semi-annual maintenance, which has been so helpful. Tonight, during one of those visits, a technician fixed a clog in the water line from the humidifier and it was no additional cost. It was important to us to get…
The service technician did a very good job in servicing our boiler and our heat pump. He was on time and efficient.
Friendly and very helpful man. Really like Howald service personnel.
Howard has always provided prompt, knowledgeable and courteous service. Greg was an excellent technician and a pleasure to be with!
Great service as usual
Dan Powers was on time and very professional in servicing our systems. He was familiar with our HVAC units and the property having worked with the previous owners. He was also very helpful in showing us the best way to get optimum performance from the equipment.
Dear Howald HVAC, We appreciate Mike Patterson being sent out as he has helped us on various service trips in the past. Mike is very skilled, helpful, mature and very knowledgeable. Always good to have Mike referred. Ron Dow Fishers, IN
Been with this company for over 45 years.
Mike has been servicing our HVAC systems for several years. He is honest and trustworthy and I look forward to working with him in the future.
Larry asked about and listened to my concerns. He gave me advice on how to best maintain my system. He is the BEST!
Nelson is friendly and professional and is a good technician. It’s always a pleasure to see him.
He was excellent. I was impressed with his knowledge and thoroughness.
Just an inspection and cleaning of the furnace. It went smoothly. Paid for one year contract, including A/C service in the summer.
Very professional.
Josh arrived when expected, was respectful of the property and completed the tasks efficiently. Josh answered all my questions, gave me good advice on my unit. I felt confident in Josh's ability and skills!
Timely, thorough.
Daniel was very friendly and shared a lot of great information! Will always use Howald and will request Daniel for our HVAC needs.
Great job! Explained questions easily and was efficient in his work habits. Good job‼️ Sam Byrd and his helper were courteous and left the job rather clean upon finishing. I’d use them for plumbing issues again, if needed.
Daniel was exceptional for a technician of such a young age. He was very professional and is a great asset for your company.
Joe Davis was wonderful. Very thorough and explained everything in addition to being very friendly. Thank you!
Prompt and profession. We have used Howald for 12 years - service is very good.
Always on time, courteous and explain if problems. Pleasure to do business with. Larry is always pleasant and helpful.
Dan was very friendly, courteous, professional, and knowledgeable! He spent a lot of time to ensure that everything was working properly.
The technician was very knowledgeable and helpful during the servicing. I would highly recommend them.
We are so glad Howald was recommended to us. We trust the company and the techs. Mike has been here a few times and is always punctual, pleasant, thorough.
Work done well. Frank was clear and informative. Outstanding friendliness and clear explanation
Very professional and explained everything thoroughly
Annual service, technician was great.
Appreciate the emergency visit and service that Dan provided. He was prompt, knowledgeable, and friendly.
Always great service!!!
Always excellent. Have used them in many homes for years. Nelson was great today. Very thorough in his trouble shooting
Had a great experience with Howald Heating and Air. Nelson, the tech, was awesome—super knowledgeable and explained everything as he went. He made sure I understood what he was checking and what to watch for in the future. Couldn’t ask for better service!
There people are very professional, courteous and timely.
Always have a good experience with Howald for the last 11 years. They're quick and efficient, and Greg Kessler, our most recent service person, was highly personable and knowledgeable. It's now a year later and we've had yet another good experience with their service person, Nelson Veirs. It pays to stay with the…
Larry Wright did an excellent job getting my heating system ready for the cold weather!
Howald and their team always provide honest, informed and skillful service be it HVAC or plumbing. Furthermore they are real people that care about service and their clients.
David was efficient and easy going. He accomplished what he needed to do quietly and with little interruption of my work.
We continue to be happy with the service provided by Howald, in good part because we know the technician, Daniel, well by now as he has consistently been our provider for the past 5 visits. He is professional as well as pleasant and takes time to explain all that he is doing and why.
Larry did an outstanding job, explained everything, was very thorough and respectful of the property. Would absolutely call Howard again in the future.
Excellent service, great communication, and advice.
Mike Patterson with Howald was awesome!
Brandon Whitehead was great. Thanks.
Great service.
As usual Howald did a great maintenance call for the AC. They are always within the time range they give you when setting up the appointment and if not they will call you to let you know if they are running late.
Prompt and professional.
Had Mike P. do a walk-thru for a maintenance plan. Knowledgeable and polite. Appreciated his assistance today.
I’ve used Howald HVAC and plumbing for 50+ years and they have been great.
Fast, friendly, and conpetent.
David was wonderful during both visits. Very professional and attentive.
Daniel was very pleasant, thorough and informative. Efficient, knowledgeable and friendly. I would recommend Faniel and Howald. I purchased from Howald and have been with them for 10 years. A good investment/value.
Daniel was very professional and explained what he needed to check and the sequence of his system maintenance. After I showed him where the two HVAC units were located, and the outside unit, he went to work. If he noticed something of concern he pointed it out. He explained in easily understandable terms how the…
Nelson was great. Did well with my rowdy dog. I enjoyed his quirky humor. He also was able to pair my mobile thermostat sensors without having to google it. Well done Nelson.
Technician was prompt. The work was done to perfection and my basement was clean when job was completed. Larry hires the best people. That’s why I have been a loyal customer for years. Thank you very much.
Dan is excellent. Knowledgeable, courteous, timely. Definitely my go-to. Howald is the best!
Nelson arrived right on time and did a thorough job of changing our furnace filter and servicing the furnace and mini split unit. Thank you for keeping our heating & AC in great shape.
Positive experience. Very professional, but friendly also. So happy with Dan F. and Howald!
We have always been happy with Howald Heating and Air Conditioning! We have used them for many years, for home and business. We love Larry! He is professional, timely, knowledgeable about APRIL 2025 I cannot say enough great things about Sam Byrd and his assistant today!!!! Outstanding work! They replaced a…
They know their trade! All around professional service for very competitive fee!! Would not consider anyone else. Dan is the man!!
They are always on time and very professional. The office is very communicative. They are a local family owned company!
See above
Daniel did a great job!
I have used Howald for as long as I can remember for heating and air. I was quite impressed with Daniel today as he checked out the furnace and heat pump. He made a couple of helpful suggestions, too. He is knowledgeable, personable and respectful of my home. Larry and his team will now be my "go to" for plumbing as…
good scheduling and followup. good arrival and cleanup. polite and efficient. i trust them with all my HVAC
Mike was genuinely concerned with sharing relevant information and delivering great service.
Howald Heating and Dan Powers are the best!!! He was quick to get to my house when I discovered my furnace was not operating, He was diligent to find the issue and explained why the problem existed. Highly recommend Howald and Dan Powers for hvac needs
Josh Thompson did a great job on getting my funace to work. A componet was not working nd he got it to wok while trying to get a replacement. Supply houses are closed on weekends. I highly recommend him and Howald.
Mike was extremely professional, explaining what he was going to do and then answering any questions I had. He was courteous and the guys cleaned up nicely after they finished.
Explained what he needed to do and cost before completing service. He also alerted us to malfunctioning water softner and advised to contact company that installed it.
I have used Howald for 15 years. They check my geothermal heating system twice a year. Their service people are knowledgeable, efficient, and courteous. Totally satisfied
Luke was very polite and respectful and went right to work servicing our furnace. It was the first time he’s been here but we were happy with his work and hope he continues to service our HVAC.
Howald has always been very personable when providing all services. Advising me on how to identify true problems and then educating me on how systems work. And of course professional!
Larry White, technician, checked the AC for the summer. Explained about a device that would prolong the life of the AC compressor. Professional, knowledgeable and honest.
Dan performed our furnace inspection and tuneup. He did so quickly and thoroughly, as always. We always ask for him!
Timely and professional. We have been customers for years. Sam is the best!
Technician arrived on time, was polite and professional, and made sure that all the work was completed.
Excellent all the way around!
James showed up on time, did the maintenance and explained everything in a professional manner.
Luke was our guy today and he was awesome. Very helpful and friendly.
Greg arrived on time on a Saturday! Very informative explanation of everything he was doing. Worked at a very efficient pace. I would highly recommend Greg & Howald Heating & Cooling
Nelson, the technician, was prompt and thorough in his assessment. No extraneous service was recommended and his explanation of his findings was understandable. I have used Howald for years and have never had a bad experience from the techs, office staff, and even Larry was answering phones during a cold snap when our furnace went out years ago.
Larry Wright did a fabulous job on my A/C unit was fast and very thorough. I was very pleased with the price that Howald Heating charged me also. Sincerely, Joe Fuller
Larry was on schedule and very professional.
Always highly professional service from Howald. I’ve been using them for years and am always pleased.
Called yesterday near closing time service call today at 2PM and resolved my thermostat issue.
Nelson went above and beyond in how thorough his maintenance of our HVAC and heat pump system. Showed me how we need to keep our heat pump clean. Sent a quote to fix our thermostat. Very personable and professional.
Larry always does a great job and is friendly and pleasant.
We are very pleased with the service we always receive from Howald and from Larry Wright and Mike Patterson! They are a trusted resource for our family! Thank you very much!!
Arman is good to explain what needs done.
Ive used Howald for 10 years. They have always provided professional quality service. I depend on them to make sure my home is comfortable and well maintained so I have peace of mind about the things I don’t understand. They’ve made sure I have top quality products that are well maintained and last. Their staff have…
Josh Thompson came out to perform our biannual service on the furnace. He does great work and is very knowledgeable. Howald has great people working for them and you won’t regret choosing them to be your heating, cooling, and plumbing service provider.
Larry as always did a fine job on hvac maintenance today. Thank you for a job well done!! And the pleasant conversation as well!
Very efficient and great communication
James was great will use again
We have had great service from Howald Heating and Air for many years. Senior Technican Josh is always professional and knowledgeable and takes great care of our system.
I have been a customer for over 10 years. Howald is the easiest and best contractor I have worked with since moving to Indiana.
Always great quality and service!
Dan was very knowledgeable and helpful. He went beyond the required maintenance check and I so appreciated that !!
Dan was fantastic and the entire Howald team was so helpful in the process. Highly Recommend!
Howald’s has been taking care of my furnace/air conditioner and plumbing for around 10 years. They are great and I love their work ethic and friendly professionalism!! Thanks everyone!!!
David did a great job tuning up our two furnaces (one new and one ancient). I asppreciate his work
Very good experience with Howald’s, as usual. they have been our service providers for years and always exceed expectations. Honest and trustworthy, competent, thorough, and prompt. I recommend highly!
Been using them for years. Luke was on time and very professional.
exelant nt servicee and professal
Larry did a thorough service of our A/C units and explained areas where there could be future problems.
Great service! Josh was terrific! All expectations exceeded.
My air conditioning unit was serviced by Nelson. He arrived on time, was professional and explained exactly what was done.
Larry W. came in to troubleshoot a water issue in the crawlspace from the ducts. Turned out to be a clogged drain that he took care of quickly and efficiently. I really enjoyed my conversation with Larry and appreciate his hard work. As always, Howald does not disappoint - and they are reasonably priced. You can’t go wrong with Howald!
Larry
Howald has replaced both my gas furnace and a/c systems and has done the annual maintenance on both for years. They are professional and responsive. Every technician that has ever come to the house has been courteous and knowledgeable. Most recently Dan took the time to walk me through the maintenance he was doing…
Dan was great. Friendly, honest, professional & prompt. Definitely recommend Howald!
Great experience. Dan was exceptional. Thank you so much!!!!!
The staff is always friendly and incredibly professional. Always a good experience
James MIller was very good, and we would be glad to have him again. He took all the time necessary to answer our questions and explain what he was doing. He was also friendly and approachable.
Always on time, thorough professional work.
I have used Howald for several years for HVAC. Their employees are always professional and very knowledgeable. Howald is a little expensive, but worth the cost
Frank is always a pleasure to work with. He has serviced our units for years and has caught issues early to keep them from becoming problems.
Forgot to get the two filters. I asked a couple of times before he came but still forgot to tell him
Fast, efficient, and friendly.
Price
Bar = middle half of what customers paid · gold mark = category median.
Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| HVAC system maintenance | 319 | $37–$295 |
| A/C system maintenance | 163 | $39–$393 |
| Heating system maintenance | 121 | $39–$251 |
| Plumbing pipe repair | 110 | $248–$1.2k |
| HVAC system repair | 99 | $205–$933 |
| Plumbing leak detection | 92 | $57–$478 |
| Water heater installation | 79 | $1.2k–$2.5k |
| A/C system repair | 78 | $209–$786 |
