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 installation
Clear ✕All 68 Google reviews tagged “Heating system installation” · showing 40
Had a sales person named Joel Sheets work several proposals for new Carrier and Weathermaker 2 stage systems including HVAC, AC and Water heater to meet my needs. I was impressed! He addressed every single question I had and earned my business! Thank you Joel and Siemer!!
Very professional and helpful and explained everything.
Prompt courteous and efficient service. Alex was courageous and professional and answered all my questions
Was very professional and the service was excellent! I'm very happy that I chose Siemer for my new HVAC system.
Denis from Siemer Heating & Cooling did a fantastic job on our new heating and cooling system . He and his partner showed up exactly when scheduled . They were very professional , and courteous . They definitely put in the effort to do a good job . I'd recommend , and hire them again in a heartbeat .
Very good crew at Siemer heating and cooling. I would definitely recommend them to anyone needing new furnace and central air conditioner. Very professional and knowledgeable. Excellent communication throughout process. Thank you
Dane did a great job installing our hot water heater. He was professional and efficient. I would highly recommend Siemer for your plumbing needs and emergencies.
Kraig, Denis and Gerardo did a fantastic job installing a new AC and furnace! Very knowledgeable and friendly team. Thanks for your hard work!
Our furnace replacement was amazing from the first technician who found the problem, the salesman who provided info on the furnaces to the installers. All A+ and 5*****. We wholeheartedly recommend them!!
We just had a new boiler and hot water heater system installed. The crew (Kraig, Denis, Tyler, Anthony) was fantastic. They communicated daily with us about progress and paid attention to every detail. They made sure we understood the new system and left the work area cleaner than when they started. The whole…
We had a new furnace and central air installed by Denis, Kraig, and John. They were so professional and kept us informed on their progress. The most polite gentleman we have ever used to service our home. Denis, Kraig, and John are like a well oiled machine, work exceptionally well together and installation went…
In a world of crappy customer service, These guys, and Jake never dissapoint.
Craig from Siemers was personable, thorough and attentive to details.
The technician Tyler Buchanan from Siemer HVAC was sent out to correct a prior incorrect HVAC humidifier installation issue, and installed a new 50 gallon water heater. Tyler has a super positive can-do attitude, was very professional, courteous & knowledgeable while taking the time to do the job correctly &…
Tyler Buchanan & John installed my furnace in early October 2025 and we're very professional and extremely patient explaining how to maintain the unit. The entire process lasted about 6 hours and I couldn't be more impressed with the service Siemer provided. Highly recommend Seimer for all your HVAC needs!!!
Paul was very helpful when figuring out what I really needed to make my home more comfortable. He explained differences in systems, how things worked and gave me different options so that I could make an informed decision. I had had 2 other estimates and was told very different things by both. Everyone that…
Very professional and courteous. Installation was clean and professional. Would recommend.
Updated. We just had a tech come out last week to service our furnace. He took his time and explained everything and why we would need a new furnace. Also, had pictures Today Paul Siemer came out and we are getting our new furnace next week. We would not use anyone else Siemer has never let us down!!! Their…
We had a new HVAC system installed by Siemer Heating & Cooling and were very impressed. From the professional sales rep to the courteous and efficient installation crew, every step was seamless. They did a quality job, completed the work on time, and left our house spotless. The new system is running perfectly and quietly. Highly recommend!
Couldn't have been happier with my Siemer experience. From sales call to installation the whole process was seamless, satisfying, and professional. If you need a repair or replacement there's no hotter, cooler place to call than a family managed business who cares about It's customers -Siemer. Special thanks to Wes,…
Chris showed up right out of time ready to work. He is a super friendly guy and took his time to explain everything as a job progress. It was clear he was very knowledgeable and he wouldn’t leave until he felt. I was satisfied overall this was in a positive experience and I would use this company again. Highly recommended.
Just had Siemer Heating and Cooling replace our gas pool heater. Was a great experience from beginning to end. Jake did a fantastic job! He’s a very friendly, knowledgeable and worked so hard installing everything. He explains things thoroughly. Also impressed with excellent communication with confirmation of…
Our technician was super friendly, thorough, and explained everything!
Alejandro was efficient and professional. He took his time to identify the problem.
Excellent service on two occasions. They were responsive, scheduled service in a matter of minutes. Professional service along with their work product delivery.
The whole crew did any excellent job of installing 4 furnances
Company was very polite and cooperative knew their work performed with professionalism. Finally got service worked out
He was very honest about the situation with my A/C problems
Furnace was running, but not putting out heat Tech checked different things and cleaned a couple of lines.
We purchased a new Carrier furnace from Siemer Heating & Cooling installed 10/17/2023. As of today 11/04/2023, we have had three service calls. The first call was due to a humming sound coming from the furnace. There was a defective part which was replaced. Last week the furnace was short cycling. The tech came and…
We had a new furnace and air conditioner installed by Siemer. Denis and the other installers that did the work for us were very professional. They arrived on time and completed the job in one day. They took the time to explain everything about the system to us and answered all of my questions. They were very…
Siemers has been servecing 15 HVAC unit, 3 ductless unit plus 24 suspended heaters for my business. They have the best technicians in the area and response time is great. In the past, I used other hvac companies just to explore what else is outthere and find myself going back to Siemers.
These guys nailed it. I can pick apart anybody's work and this is the first job I've ever hired out that left me completely impressed. Pros, skilled pros. AND they beat the first estimate by over 2G.
New furnace and a/c installed by three ….then four professionals throughout the day. They setup and got busy…… stayed busy until they left left……. ….. they were also friendly and responsive …… and nice group of guys…..!!!
Paul was very helpful. He thoroughly looked at our heating and cooling system and reviewed it. He went over all the possibilities and suggested what would be best to make this home comfortable. No pressure. Just went over all the options.
We've used them for our old home and new, wouldn't use anyone else. Paul is the most thorough person and will work with your budget to try to get you the best value.
The technician was very professional, on time and worked very efficiently, he also was very willing to share knowledge and help with any problems
Great team and quality work
Clean senser
Tech was friendly courteous and answered questions with total Information clearly.
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 | — |
