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%95+51.8Reliability 24%93+22.5Value 14%100+14.1Replies to reviews 7%37+2.6Craft & service penalty88−1.2Experts Score= 90Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.90SCORESiemer Heating, Cooling & Plumbing
Merrillville, IN · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #10Position by Experts Score among all companies we track in this category. of 23 sink repair services · 4.9★ from 1,757 Google reviews
Report card
Percentile vs other sink repair services (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: value and momentum; weakest: replies to reviews.
Reviews for your job
Customers hired Siemer Heating, Cooling & Plumbing for 8 kinds of job.
Siemer Heating, Cooling & Plumbing for heating system maintenance
Clear ✕All 178 Google reviews tagged “Heating system maintenance” · showing 100
Came on time,introduced himself.Explained everything he did.Very rprofessional
Thank you Siemer/Paul for my new furnace.l won the Christmas raffle and couldn’t believe it when Paul called to let me know. Thanks so much Paul and Tyler and Tony,my installers who did an A+ job.Thanks again and God bless!!!😀
Good quality and inspection system
Excellent service! Carlos was great!
Carlos was very good and polite very nice. he answered all my questions an checked everything out. Very helpful also
Jake did an excellent job with my furnace check up. He was extremely professional and answered all my questions. He helped me navigate my humidifier settings and my air conditioner cover placement. I definitely recommend Jake and Seimer heating and cooling. They are the best.
⭐⭐⭐⭐⭐ Carlos Is the Reason I Keep Choosing Siemer I don’t write reviews like this lightly, but when someone consistently provides exceptional service, I believe they deserve to be recognized. Carlos Manrique is my go-to technician at Siemer Heating, Cooling & Plumbing. Whenever I need service, he is the person I…
He was caring snd ask me if I had questions . Was very well verst on his job neat and tidy!
Fast and reliable service!
Alejandro was on time, polite, knowledgeable and efficient with his time. He took the time to explain what was done during our furnace maintenance. Excellent job!
Always have a great experience with Seimers. Carlos is the best!
Phil came out a couple weeks ago for annual maintenance on boiler. A part that needed to be replaced ($500+) was working fine this morning and didn’t need to be replaced after all. So many companies would have replaced the part anyway. I would have known no different. Siemer installed my boiler 15 years ago and has…
Carlos Manrique was an excellent service tech for Siemer Heating and Vooling
Chris Acosta is an excellent service technician who, whenever he serviced my unit, always takes care of it and explains everything that was done to ensure that the unit is working properly.
Scheduling was easy. Jake arrived on time. Replaced the filter and bulb for the purifier and showed me how to do it in case I wanted to. All at Siemer have been very professional and friendly. Highly recommend.
*** Update 8/12/2026 - used the Plumbing Service of Siemer today for the first time. It was an emergency situation. They had a Technician out here very quickly and he assessed and fixed the leak. Very happy with the job- done very quickly and professionally. My thanks to Siemer and to their Technician Jack. ***…
Great service the technician Alex is a very skillful and knowledgeable young guy extremely professional and very respectful and professional (5⭐️s)
The service was very efficient. We were pleased with the service.
Your technician Carlos was professional, yet very friendly. My issue was intermittent and normally impossible to find the root cause. But, I believe he found it.
All of the tech’s that were here at our house were very professional and did an outstanding job.I would recommend Siemer hands down !
Great service, friendly technicians, always on time for service calls
Very helpful and knowledgeable
As always, Carlos was prompt, did what needed to be done, kept us informed, and was very professional. He’s a big reason why we do business with Siemer.
Chris gave me excellent professional service, both winter and summer inspections. I am very pleased with Siemer and all of their employees that I deal with.
Chris was very polite and professional knew what to look at and test, he checked inside the house on AC/ furnace and also outside in side of house, said all checked out good, everything working like it’s supposed too. Chris is a great guy and works well with Siemer.
Great job explained everything clearly couldn’t ask for anything more! Love Siemer!!
Very happy with service and ease of scheduling
Great staff & company to work with. Very responsive. Technician Chris came to my house today serviced my Furance. Preformed his job satisfactory. Highly recommend Siemer Heating, Cooling, and Plumbing!
Jack a very professional job repairing the leak. Make him plumber of the month.
Siemer Heating & Cooling are the best in the business! Jake is thorough and professional.
Carlos is very customer oriented, knowledgeable and respectful. We have worked with Siemer since 1999 and we don’t have a single complaint in all these years. Very professional and talented team. Thanks for everything.
Jake looked the job over, listened to my concerns and came up with a solution that actually saved some money and satisfied the concerns. You can’t ask for better than that.
Today, Technician Alejandro performed an excellent cleaning and check-up on my 2 furnaces. He checked everything and exceeded my expectations for this service. He was polite and was a great communicator. I totally understood how he analyzed our furnaces. I highly recommend Alejandro and Siemer for any heating and cooling needs.
Great service by Alex, very thorough and pleasant.
Phil was honest, kind and knowledgeable. He called before he showed up and answered all my questions. I would highly recommend them..
Great service. Alejandro did a great job very professional. And quick
Alex was very friendly and helpful. He taught me a few tips to increase my furnace efficiency. Great job.
Technician was very professional and knowledgeable. Have yet to have a complaint about their service.
Thanks for the Great Service Jake! Friendly, professional and very knowledgeable about how to keep our furnace running better. Thank you!
Great HVAC help from experienced tech. I love that I can give my tech my door code to my air b&b house and I don’t have to be present but I get great service and communication including pictures and detailed invoice. It’s a smooth appointment every time. I recommend! Also just get on a regular schedule and do 6month…
Great service! Andrew did a great job, went over everything and made some recommendations. Highly recommended!
Service technician was was thorough, explained what he was doing, completed work on a timely basis, and was courteous.
Tyler, Tony and Vic were very professional. They installed a very efficient AC/heat pump and explained how it will save me money.
Amazing Service!!!
Alex replaced the failed Respicaire UV Air Purifier that he discovered while he performed the annual maintenance on the heating system. He reviewed the features of the new model Air Purifier. I’m very happy with Alex’s work today. He is a very thorough and skilled technician. J. Flynn
Alejandro was very helpful & did an awesome job.
Prompt, curteous, thorough and professional service.
Service man was very thoughall and explained everything to me I really appreciate that Please give Carlos 5 stars for all his help
Furnace went out on very cold day. Part was going to be available next day. When tech found my 99 yo mother lived with me, he found part closer, drove 25 minutes each way, came back to install and get furnace working. Unbelievable service.
On time. Fast and friendly service. Definitely recommend Siemer Heating, Cooling and Plumbing.
This young man is excellent. Many technicians are so cold no assurance. Jake is friendly and assuring. His work is excellent. I specifically asked for him.
Jake was very professional and helpful!! We have used Siemer for many years!!!
They take good care of my furnace and air conditioner, answer my questions and give helpful suggestions to keep it running smoothly.
Great job, very neat and professional!!
I have had this company take care of my HVAC systems for at least 30 years…all good…
Carlos was very professional, knowledgeable, and friendly. He was eager to answer questions and gave detailed explanations.
Thanks you Siemer heating & Cooling love that this company send text messages to remind you to make appointments for your maintenance on your units. It’s been two years and the service has been great.
I request Carlos because he does an excellent job! He's very knowledgeable about everything. Whatever is going on with my heating or cooling systems, he knows how to deal with it, also very polite and spends the time he needs to working explaining to me. He gets 5 stars from me! I request Carlos each time. Very good technician! - 10-23-23.
We are so pleased with the service that we always received from Siemer Heating we have the best service technician Phil ever. He is always so professional explains everything so that we can really understand it clearly and doesn't take all day and is not messy. I highly recommend Seamer Heating and Cooling company.…
July 13, 2022. Called Seimer to do maintenance call on our air conditioner.. service tech named Jake was on time and did a great job. Have used this company before and continue to use them as they are professional and willing to explain things... Was very pleased with the service. The technician showed up when…
Prompt, polite service.
Chris did a great job. He was very nice and professional, and explained thoroughly what he did for the furnace tune up. Definitely will use them again.
Technician was on time and got things done pretty quickly explained everything to me and I was very pleased with the service.
Carlos is usually the one to take care of our HVAC. He’s friendly and knowledgeable, but never pushy about repairs that may be able to wait, giving us time to think about it. We’ve done well by Siemer techs.
The technician was very polite. I appreciated the fact that his cell phone number came across with "seimer technician".
John K deserves a raise! He busted his butt putting in a new furnace and AC system in my home today. He is very kind and efficient, so grateful for his hard work!
Great, came and evaluated service to be done, respectful, fast, thorough, my tech was knowledgeable, and I will be doing business with from now on
r provided excellent service today. He is very conscientious and thorough!!!
Great value to have their maintenance plan!
Furnace was running, but not putting out heat Tech checked different things and cleaned a couple of lines.
Andrew responded to our call very fast and got our A/C running right away! Thank you!
Siemers is the best ..including Phill. Have used them for years. Would never call anyone else. Honest, Dependable, & Affordable.
Brendon Kelly did an excellent job. Siemer should be very happy that they have a tech who represents the company so well.
Carlos arrived within the appointment timeframe and was most efficient in performing maintenance on my heating system
Perfect!!! Professional & excellent quality installation of new furnace & humidifier by Denis & John. Thanks Jake for troubleshooting & Paul for financing. One stop shopping at it's best!!!!!!!!!!!
Very professional employees who do a great job! They have done a few repairs for me over the past few years. They went over and above to get the work done in a timely manner to meet our needs and schedule. I would highly recommend Siemer.
Andrew was polite, professional and friendly.
Furnace cleaned and certified. Scheduling was fantastic. Service man knowledgable, informative, polite and timely.
He came out right away and fixed the problem. Thank you!
Always excellent service!!
The technician was very professional, on time and worked very efficiently, he also was very willing to share knowledge and help with any problems
Don was very knowledgeable & helpful. I was very satisfied with service.
Siemer is always top notch, their HVAC techs are super friendly and well spoken. We discussed further options to better the health of my HVAC and air quality, lots of great information shared. Love working with this company.
Office staff and technician were professional and very nice. I trust this company and do all my business with them.
Great costumer service
Awesome service
Technician was polite and professional. Service was done promptly.
Tech was friendly courteous and answered questions with total Information clearly.
Very professional and super fast arriving and performing task at hand. Thank you for coming at last minute. Very appreciated!
Jake was very good at his job! Love that Siemer has great employees
Services AC and furnace. Good job.
Called and in less than 30 minutes, a kind and professional technician was here!
Wonderful quick and affordable service. Would use them again Thank you
Called them at about 6:15 am, they showed about 7:45, diagnosed my furnace, got in it, switched out the part and got me back up and running. I think the gentleman's name was Jake. He was fast, professional, courteous, and thorough in his explanation as far as everything wrong and what to look out for in the future. Thanks again☺️
They did a fantastic job !!!!!+
Always professional and helpful!
Everything went well, he was very professional and polite !
Jake was great. Good troubleshooter and repairman. Siemers has always done right by us.
👌💯
Great company. I've dealt with many companies over the years and Siemer is top notch. Don the technician was courteous, professional and a great representative for the company. I will continue using this company for all of my hvac needs.
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 |
|---|---|---|
| Heating system maintenance | 176 | $27–$219 |
| A/C system maintenance | 175 | $26–$166 |
| HVAC system maintenance | 153 | $19–$135 |
| Heating system repair | 130 | $78–$412 |
| HVAC system repair | 112 | $50–$509 |
| A/C system repair | 102 | $188–$585 |
| Heating system installation | 67 | — |
| Install AC | 57 | — |
