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 HVAC system maintenance
Clear ✕All 158 Google reviews tagged “HVAC system maintenance” · showing 80
He did a good job . He took a long time. He's not the same service man we've had for years so he was here for a long time.
Good quality and inspection system
Great service. Alejandro called when he was on his way and arrived exactly at the time he stated . He is very knowledgeable and friendly. It was a pleasant experience .
Alex was very professional and very respectful person. He took the time to answer all of our questions and explain everything he did. I would recommend Siemer Heating & Cooling for any heating or cooling needs.
Prior to his arrival, TJ phoned to inform me that he was a few minutes away from my home. He arrived promptly. He was very polite and friendly. He performed the scheduled maintenance work on my HVAC system quickly and efficiently. He gave a thorough explanation of what he found and what actions he took to complete…
Alejandro Manrique serviced our A/C for the beginning of the Summer season. He was extremely polite, explained everything that he did, was efficient and did a great job. We would gladly have him service our heating and cooling systems again.
Thank you so much for the excellent service you provided us...we are very happy and warm warm warm....Thanks again!!!
Tony did a complete inspection of my HVAC equipment and turned my humidifier on. I feel very good about entering this year's heating season!
Carlos came out to service our AC and furnace, he was personable, knowledgeable, and informative.
I have been a Siemer customer for several years, because they consistently meet my expectations! They are courteous and professional, and their technicians are no exception! Shout out to TJ for his prompt, courteous, and knowledgeable help!
Always nice to see Carlos. He has been here before and does an excellent job with the furnaces and, more importantly, customer service. He is welcome to do work in my home and rental property any time.
My tech was polite, professional and efficient. He explained what he did and answered all my questions.
Look forward to Carlos stopping by twice a year for regular maintenance. He is always prompt, reliable, courteous, and consultative. The quality of their folks is one of the reasons I am a long time and satisfied customer. Keep up the good work!
*** 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. ***…
Terrific service, professional, and to the point. Love the service. Alejandro is very informative and answers all my questions and mentions potential future failures and how to mitigate them. Perfection. Do everything you can to keep this nice gentleman.
John, Kraig, and Denis did a great job installing a new furnace/AC! They explained everything in terms that we could understand! This company is outstanding, and we love having the maintenance program! Whenever we call, they are here, and that's a great comfort to us. Thanks to Paul and the gals in the office as…
Experienced and knowledgeable, friendly. Efficient. Great work ethic. Professional.
This young man was prompt polite personable so glad that I use seimer for my home repair needs.
New unit today July 14 2026 It was replaced from Tornado damage on June 11 2026 Workmanship was excellent, workers were courteous, and definetely new there job and equipment
Great service, friendly technicians, always on time for service calls
Was very pleasant --Did his job well---Would call Siemer anytime--Carlos was very efficient and helped me understand a mode to make my mini-split work better--I was so thankful---
Siemer technician Jake did a great job answering my questions and explaining some technical points about the readings he was getting when he was checking my A/C unit. And I did ask a lot of questions, "is that a good reading?", "what does that thing do?" "does that cost a lot?" He found some things that needed…
Chris Acosta was great! Many thanks!!
Best service, great people!!
Carlos was great as usual.
Dane Edmonds was very friendly, honest, and professional. We will use Siemer for any other HVAC needs!
Chris did a great job of servicing our Carrier A/C. Summer time check up. He’s very thorough, informative and takes his time to explain and do things correctly. Great job Chris. Thank you.
I scheduled my yearly furnace cleaning for today and Alejandro, my service tech, was professional, knowledgeable and thorough. I was very happy with this appt. I am very impressed with the level of service I receive from Siemer that I enrolled in their yearly maintenance program. Thanks, Siemer!
Jake was personable and took time to explain what he did. Very professional.
Outstanding service. Knowledgeable and very helpful. Always a pleasure to work with them. Carlos Manrique serviced my Dehumidifier and explained what he would be doing. Very friendly and helpful. Always answers my questions Definitely 5 star.
Always glad it is Jake who is the service technician. He is awesome - great customer service. Always has additional maintenance advice to share.
I have used Siemer both at my homes and businesses for years. They are great. David
jake did a super job!!! always ask for "the MAN" AND ALWAYS comes thru!!!!!
Alejandro did an excellent job servicing our furnace. He took his time to make certain that the job was done correctly. He also kept us informed about his inspection and what he found providing us with options if something possibly needed attention. Very pleased with the overall experience.
Always a pleasure having Carlos come and service the air and heating. Always professional and concerned. Thank u so much.
Siemer and their service team have been our chosen HVAC contractor for many 13 years. Jake has been our designated service person for the last three years. We are very happy with the quality of service and with professionalism of Jake and the Siemer organization.
Couldn't be happier.
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 was here and was very thorough and personable. He is working with other staff to try to resolve our issue here. He's been here before, and we're always impressed with his work ethics.
Great company. Honest technician just a check up but took pictures for future failures on my heat exchanger. Would recommend.
Chris was very thorough and explained what he did. I'm very satisfied.
Siemer Heating, Cooling & Plumbing sent tech Phil Hupke to help fix my furnace. He diagnosed the issue quickly and was able to fix it on the spot! Very satisfied with my experience.
Phil was excellent as everyone that has been here.
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.
Chris did a great job got right to work getting everything cleaned with the furnace. Thank you
On Tuesday, 2/10, Mr. Acosta arrived right on time for the maintenance check. He worked quickly and efficiently. He was able to answer any questions I had. You are lucky to have him as an employee.
Good service. Nice, honest people.
Alex arrived within 20 minutes of calling and was great!
Had a great experience today while my furnace was serviced and a part was replaced. Alex was prompt and told me when he was on his way, and was quick and efficient. I will definitely be using Siemer again for my HVAC and plumbing needs!
Fantastic communication with the company. Technician was friendly and polite and completed the job With no flaws. Find that the humidifier was working properly compared to the last company. I had airhoot said it was broken. Change the filter on it. Everything is working fantastically.
In a world of crappy customer service, These guys, and Jake never dissapoint.
Alejandro always does a great and thorough job with our furnace!
Both Siemer's office staff person and the technician who came to service my unit were pleasant, informative, and efficient.
Chris was very Professional. Chris seemed to give my furnace a thorough cleaning. Great job
Quick, friendly, professional service. Very honest company and technician's. Highly recommend.
Service technician was was thorough, explained what he was doing, completed work on a timely basis, and was courteous.
Jake took his time doing maintenance on our furnace and was very informative about the system. Thank you for all your help.
JAKE IS VERY GOOD AT WHAT HE DOES,AND EXPLAINES WHAT HE IS DOING AND WHY.
Chris was my technician and he was very polite and considerate. He knew his job and did an excellent job. I would definitely recommend Siemer Heating and Cooling to my friends.
Awesome service
Jake was very professional and helpful!! We have used Siemer for many years!!!
Service technician took his time to thoroughly check everything and advise me of any issues. Very happy with the service he gave today
Great job, very neat and professional!!
Carlos is a great technician. He is very professional. Wouldn't use any other Heating and Cooling company than Siemer. Always happy to see Carlos he goes above and beyond.
Alejandro came out and got my furnace back and running after the fault,gave me a nice detailed explanation on what happened and said that he could order the part and replace it for what the price cost,no extra charge or second service call cost. He was very personal and detailed great service!!
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.
Very professional, pleasant personality. Company should feel lucky to have an employee like Jake.
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.
The tech arrived quickly, assessed the situation and check to see if what he thought was the issue was correct- it was, and made the necessary repair. In total, a 20-minute repair. Great, efficient service. We highly recommend Seimer for any HVAC needs!
We continue to have great service from Siemer. Chris was polite, professional and answered questions well. They arrived on time and we have no complaints. Our units continue to run well after 3 years with no repairs needed to this point.
r provided excellent service today. He is very conscientious and thorough!!!
He was very honest about the situation with my A/C problems
Brendan was most helpful and explained all the AC and furnace details to me so I could understand what the repairs entailed. He was very thorough and professional in his work
We use them fro heating and AC and have since moving here.
Andrew was exactly what everyone hopes for in a service tech. Polite, friendly and capable. He did what needed doing and then checked with me about any other issues or questions that I might have. I couldn't be more impressed. I hope all of my employees represent me as well as Andrew represents Seimer !
Technician was on time polite and explained what was going on.
We have always been confident in the most awesome service provided by Siemer H&C for over 25 years. The tech...Christian Acosta was as expected. Prompt and courteous he went about his business in the most professional manner. Brendan Kelly provided our spring check up and was a total joy as well. Beth in the office…
Quick and easy visit from Seimer today. Easy/convenient scheduling, tech on time, solved the problem and got us ready for the upcoming season. Great price too! Seimer is always reliable and efficient.
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 | — |
