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 20
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,…
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 | — |
