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39 Years
experience
Emergency
services
Your Trusted HVAC Partner in Addison, IL
A Perfect Climate has been a trusted provider of HVAC solutions since 1987, serving residential and commercial clients across northwest Chicagoland. Founded by industry veterans Richard Vollman and Michael Sitarski, who bring decades of specialized expertise to every project, we prioritize quality installations, preventive maintenance, and custom climate control systems. Our team adheres to rigorous installation standards, ensuring safety, efficiency, and long-term reliability for heating, cooling, ventilation, and indoor air quality solutions.

With over 35 years of combined experience, we maintain a fleet of fully equipped service vehicles and genuine manufacturer parts to resolve most issues during initial visits. Our commitment to transparency, documented service history, and customer education has earned us a 4.9-star reputation through verifiable client testimonials and repeat business spanning generations.
Services
Heating Systems Air Conditioning Commercial HVAC Wine Cellars Ductless Mini Split Hot Water Heaters Indoor Air Quality Maintenance Plans Emergency Repairs Sheet Metal Fabrication
Details
  • Year established: 1987
Highlights and features
  • We have over 35 years of experience in HVAC services.
  • Our team strictly follows documented installation quality standards.
  • We offer 24/7 emergency repair services with rapid response.
  • We provide transparent pricing with no hidden fees.
  • Our technicians are factory-trained and certified experts.
What people say
Outstanding job Professional, courteous Great experience Honest and knowledgeable Spectacular job
Services
Heating Systems
We install, maintain, and repair all major heating systems including furnaces, boilers, heat pumps, and radiant heating. Our technicians optimize system efficiency through regular maintenance, reducing energy costs by 15-30% while preventing unexpected breakdowns. We use genuine manufacturer parts and advanced diagnostics to ensure reliable winter operation in northwest Chicagoland's variable climate.
Air Conditioning
Our air conditioning services cover central systems, ductless mini-splits, and high-velocity HVAC for residential and commercial properties. We help customers select ENERGY STAR systems with SEER ratings up to 50% more efficient than older models. Advanced features like variable-speed compressors and smart thermostats optimize energy consumption while maintaining consistent indoor comfort.
Commercial HVAC
We provide comprehensive commercial HVAC solutions including rooftop units, VRF/VRV systems, and custom sheet metal fabrication. Our maintenance programs reduce emergency repairs by 75% through documented inspections and preventive care. We specialize in complex installations for light commercial clients while maintaining 24/7 service availability for critical business operations.
Wine Cellars
With over 400 specialized installations since 2003, we design wine cellar refrigeration systems that maintain precise temperature and humidity levels. Our expertise includes ducted and non-ducted solutions, compressor lubrication systems, and service-friendly installations. We repair and upgrade previous poor-quality installations while providing references for similar projects across residential and commercial applications.
Maintenance Plans
Our maintenance programs include comprehensive inspections, filter replacements, refrigerant checks, and electrical component testing. Regular service reduces emergency repairs by 75% and extends equipment lifespan. We document all service activities to track system performance, schedule timely upgrades, and maintain optimal efficiency for both residential and commercial HVAC systems.
People
Richard Vollman
Owner
With over 45 years in the HVAC industry since 1974, Richard Vollman co-founded A Perfect Climate and remains actively involved in operations, bringing technical expertise and customer-focused leadership to every project.
Michael Sitarski
Owner
A 40+ year HVAC veteran since 1979, Michael Sitarski co-owns A Perfect Climate and oversees technical operations, ensuring installations meet rigorous quality standards while maintaining direct customer engagement.
Questions
What HVAC services do you offer?
We provide heating, air conditioning, commercial HVAC, wine cellar refrigeration, ductless systems, indoor air quality solutions, maintenance plans, and 24/7 emergency repairs.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency repair services with rapid response for heating and cooling system failures.
What financing options are available?
We offer 0% financing for 12 months on qualifying Lennox system installations with approved credit.
Which areas do you service?
We serve northwest Chicagoland including Addison, Aurora, Naperville, Wheaton, and surrounding communities.
Why choose your wine cellar refrigeration services?
With over 400 installations since 2003, we specialize in custom wine cellar systems using refrigeration expertise from military and commercial applications.
Reviews (5)
Sapana Shah
Jun 21, 2022 Report
This was not what I would expect. The person who helped me make an appointment for my wine fridge thermostat repair was nice and professional. The day of my appointment window, which I had to move my schedule around to clear so that I could sit at home and wait for 4 hrs.no repair technician showed up. I waited all 4 hours at home and when I called the company at the end of the wait, no one answered so I left voicemail.

I asked for a call fro an explanation as to why no one showed. They never called me back!? So basically, if your time is valuable, then don't use this company because they didn't think my time was valuable enough to show up.
Robert Migala
May 26, 2021 Report
Thorough and detailed in their maintenence program. Timely and courteous when providing inspections and always responds to inquiries.
Dean Herman
May 05, 2021 Report
Have consistantly been impressed by their office and crews work to my home. Knowledgable and cost effective.
Ellen Bero
Dec 06, 2020 Report
I am incredibly impressed with the work we had done from A Perfect Climate! They were out at our house and had to reinstall our furnace and air conditioning because it had been messed up by a different, previous company. They fixed everything and even installed a new thermostat for us! The furnace itself actually even looks aesthetically better than it used to -- everything is neat, organized, and clean. We are so happy! We highly recommend!
Dino M.
Nov 12, 2019 Report
I called and Spoke with Rick the owner because our A/C was not cooling the house down. He had me check outside and since the fan was not turning he told me to check the fuse box. Turns out A/C was off so it works fine now that I turned the power on. That is a terrific service for free provided by Rick. He is now our HVAC guy for life and anyone who asks us for HVAC.