Square One HEating & Cooling

Providing Year-Round Comfort to Southeast Wisconsin Since 2004

Residential & Commercial HVAC Services

Cooling

Air Conditioners, Heat Pumps & Ductless Split Systems

Heating

Furnaces, Boilers, Heat Pumps, Fireplaces, & Stoves

Maintenance

Tune-ups, Inspections, Duct Cleaning, & Annual Services

24/7 Emergency

24 Hours a Day,
7 Days a Week

Your Residential & Commercial Comfort Specialist

Square One Heating & Cooling has proudly served southeastern Wisconsin since 2004 with locations in Burlington and Union Grove. As a factory authorized Bryant dealer and a local, family owned and operated company, you can expect quality, efficiency, and dependability. We offer a wide range of products and services ranging from traditional boilers and forced air systems to innovative geo-thermal units.

Whether installing a new system, replacing equipment, or providing emergency service, Square One and Bryant work together to do Whatever it Takes.

What Our Customers Are Saying

I’ve worked with Square One for many years. They’re a great company from top to bottom and always deliver excellent service. Jon was our technician for today’s HVAC maintenance, and he was fantastic—punctual, professional, and thorough. He took the time to explain what he was doing and made sure everything was running smoothly before he left. Highly recommend!

"The entire team at Square One is always so great to work with! From the office staff to the crew that comes to do the work, we’re always impressed with their genuine customer service. Thank you Square One for always helping us with our heating, cooling & fireplace needs!"

"The Square One team of Jon M. ,Neil, Sam and Aiden were fantastic. Polite and knowledgeable. We are very satisfied with the install, especially on the coldest day of the year so far. We highly recommend Square One for your hvac needs."

Why Choose Square One for All Your Heating & Cooling Needs

24/7 Live Answering
Same Day & Emergency Service Available
Annual Service Plans
Available Family Owned & Operated
Upfront Pricing
Financing Available

Proudly Serving Southeastern Wisconsin for More Than 20 Years.

Schedule your Free Estimate Today!

We look forward to hearing from you.