Specializing in residential and commercial air conditioning installation, Official Heating & Cooling is dedicated to keeping your home or commercial space in Northern Illinois cool and comfortable all year round.
No job is too big or small, and we aim to deliver complete customer satisfaction on every project we undertake. Whether you’re looking for an AC installation in a new space or you need replacement services for your aging cooling system, Official Heating & Cooling can help. We also offer a wide selection of air conditioner models at affordable prices to meet your specific needs.
Our annual maintenance programs at Official Heating & Cooling provides better health and longevity for your home or commercial heating and cooling systems.
Saves $68/yr on Annual Cleaning
Includes Hot Water Heater & More
Includes Hot Water Heater & More
Our HVAC pros at Official Heating and Cooling are proud to be McHenry County’s trusted local experts in AC installation and replacement services. When you work with Harmonic Heating & Air Conditioning, you can always count on friendly, dependable service — our trained service technicians will sit down with you to discuss your needs and help you find the best air conditioning system for your budget.
We pride ourselves on working hard to ensure not only affordability but quality and complete customer satisfaction as well. So whether you need air conditioning installation for a small home or an entire office building, our highly trained and experienced contractors will provide the speedy, high-quality service you can depend on.Contact Our Team
If your air conditioner has stopped performing properly, our talented HVAC team at Official Heating & Cooling provides excellent air conditioning repairs at a reasonable price. Our technicians are fully licensed, insured, and prepared to restore your equipment to optimal performance. We're a full-service HVAC company serving residential and commercial property owners in the Crystal Lake area, and air conditioning repairs happen to be one of our specialties.
Our staff will extend every effort to ensure your complete satisfaction. As our customer, you'll benefit from our:
At Official Heating & Cooling, we aspire to accommodate every HVAC need of our neighbors in Crystal Lake and the surrounding communities. In our years of industry experience and service, our broad range of skills and many years of industry experience have already gained the trust of many of our neighbors, and we take personal pride in each and every job done well. Call our office or contact us online to schedule air conditioning repairs or an on-site estimate with our HVAC contractor today.Explore AC Repair Services
Cook DuPage Kane Lake McHenry
Our trained service technicians are happy to sit down with you to discuss your cooling needs and help you find the best air conditioning solutions for your space and budget.
We pride ourselves on working hard to ensure affordability, quality, and complete customer satisfaction. And when you hire us for branded air conditioning replacement, you'll benefit from our vast selection of top models.
Whether you need branded air conditioning replacement for a single unit or an entire office building, our highly trained and experienced contractors can provide the speedy, high-quality service you deserve. Call us today for more information or to schedule an estimate.