Top HVAC Company in the Green Bay Area
Heating & Cooling Experts
Better HVAC, Better Company
Comfort Control Systems Inc. have been providing heating & cooling services to the Green Bay area since 1976.
We are recognized as a leader in the Fox Valley for providing exceptional customer service and great value in HVAC services and sales.




Featured Specials
$98 Off Furnace Repairs
Limited Time Special
Limited time only. Cannot be combined with other offers. Terms subject to change
Up To $3450 Off New Heating/Cooling System
(up to $2300 in Amana rebates. Up to $150 savings with Focus on Energy rebates. $1000 rebate OR 60 months financing on approved credit. Lifetime unit replacement warranties, qualifying purchase includes free humidifier and smart thermostat.)
Limited time only.
$125 Furnace Tune Up
Save $100 + No Breakdown Guarantee
No Break Down Guarantee- If your furnace fails within 12 months of tune-up we will come out with no diagnostic fee and repair the furnace. Along with no diagnostic there will be a 5% discount on any repairs that are needed.
Note: Tune-ups apply to WORKING AC and/or Furnace only (otherwise considered a repair call). Guarantee only applies to equipment tune-up had been completed on. Any repairs needed/determined during tune-up will be at additional charge (parts/labor).
The Leader in HVAC in the Green Bay Area
We provide our customers with peace of mind.
Our Service Makes Us the Best Green Bay HVAC company
When homeowners in Northeast Wisconsin want a reliable heating or air conditioning they turn to the best.
Best products
Our HVAC products are the best in the industry. Backed by elite warranties.
Award-winning service
Our HVAC technicians are trained to serve homeowners with a 5 Star eperience.
Our HVAC Services in Green Bay & De Pere
Committed to providing you with a wide range of Green Bay heating and cooling services.
Furnace Repairs
If your furnace fails in the dead of winter, you need an expert you can trust to get the heat back on quick.
New Furnace Installation
We offer the best, high efficiency gas furnaces on the market with fantastic warranties and rebates.
Furnace Tune ups
Keep your system running all season long with our thorough 21-point inspection and cleaning.
Ductless Mini Split
New ductwork, no problem. We offer super efficient and effective ductless heating systems.
Boiler Repairs and New Boilers
Breath easy with our whole home air filtration and purification systems.
Air purification & Whole Home Humidifiers
Breath easy and help reduce the dry air in your home.
AC Repairs
Don’t let the heat spoil your summer. Get your air conditioner up and running FAST.
New AC Units
Install a new air conditioner and start saving on your summer utility bills. Great rebates available!
AC Tune ups
Prepare for the heat waves by ensuring your air conditioner can last the summer. 21 point inspection and cleaning.
Performance Guarantee
In addition to our outstanding manufacturer warranties, Comfort Control proudly offers a Product Performance Guarantee of Assurance. You can have peace of mind knowing that we stand behind our work.
Comfort Control Systems
We are a family owned and operated HVAC service and HVAC equipment installation company. For over 40 years, we’ve been proudly serving the De Pere, WI and the greater Green Bay Area.
Our focus is on hiring great people, training them with the latest in HVAC technology and having them provide total satisfaction to local homeowner’s heating and air conditioning needs.
From boilers to heat pumps to central air systems to furnaces, our HVAC professionals can not only provide the right solutions for your heating and cooling needs, but can also help save money with reduced energy costs. We are also experts in indoor air quality and whole home humidifiers. Let us help you find control of your comfort. Just search for heating and cooling near me. Schedule us today.

No Obligation Estimates
We are happy to come out to your home and offer a 100% free new HVAC equipment quote.
- No high pressure sales
- Flat rate, upfront pricing
- The quote doesn’t change if the job takes longer
- Fast installation
- Flexible payment options and attractive financing
- Rebates filed for you