+1 815 714-2202 contact@geminihvac.com



Residences Serviced


Projects Completed


Commercial Clients

Best in Industry

Our Services

Residential HVAC

We can service all residential HVAC issues from furnace and A/C installation to regularly scheduled maintenance.

Commercial HVAC Services

We are always on call for any and all commercial HVAC issues, including rooftop units and commercial humidity control.

Water Heaters & Boilers

We service both commercial and residential water heaters and/or boilers.

Refrigeration Units

We can also service any and all refrigeration/freezer units.

What to Expect

Service Process

Know what to expect when your technician is at your door or place of business.



Your technician will professionally inspect your equipment to determine the cause of the issue.



Once the cause of the issue is determined, your technician will provide you with a quote for the estimated cost of services and/or parts.



Your technician will service your malfunctioning equipment in a timely and professional manner.

Amazing, quick, professional, and REASONABLE! Joe is an amazing technician. His work was done well, quickly, and he was professional and courteous. I highly recommend Gemini to anyone!
Cornel Darden Jr.
Local Business Owner
I called Gemini when my furnace at home went out. They responded very quickly and did a great job repairing my furnace. Honest prices and friendly service!
Erica Chiang
Family Mother
I was lucky to find Gemini to repair my broken air conditioning. They fixed it fast and at a reasonable price. Definitely recommend.
Terry Ferguson
Local Resident