Customer Testimonials

Read what our customers have to say about their experiences with our heating and cooling team and top-rated products.

Real Feedback Helps Us Maintain the Highest Level of Service

At Gross Heating & Air Conditioning, our customers are family, so their opinions are really important. We value every call and suggestion, and take any concerns very seriously. We continually strive to improve our heating, cooling, and air quality services for homes and businesses, and are thrilled when customers share positive feedback. Our most recent reviews are below—we hope to see your name here someday, too!

Thank you so much for providing us with temporary heat until we could schedule a date to install our new furnace. My husband and I and our small children greatly appreciate the warmth when we woke up on those oh-so-chilly mornings! Thanks for being a company that still goes above and beyond! Kristy C.


Thanks for installing 4 furnaces and 4 central air units in my rental property and making it all work smoothly. You have a great team of support people and technicians! Bob Z.


. . . thank you for the quick response. Even during the deer hunting season, you were able to get a furnace installed on a day’s notice. Mark K.


I just wanted to thank you and the technician who visited our house today. You all do a great job! Scheduling the appointment was easy; a call was made to me this morning to let me know the tech was on the way. The technician was timely, nice and efficient. He had our boiler serviced for winter in an hour. Thank you for providing such great service.

Michelle G.


Customers Give Us Five-Stars for Service

We’re proud of our 5.0 star rating on Google—click here to read more reviews!

Contact Us

This form is monitored during regular business hours, and a member of our team will contact you to confirm your requested appointment. If you have an emergency, please call 262-783-6000.

Maintenance Agreements

Maintenance agreements from Gross Heating & Air Conditioning are designed for your peace of mind. They’re a great way to reduce or eliminate unexpected repair bills, ensure top performance, save money, and prolong the life of your equipment.

$100 Refer-A-Friend Program

Love Gross Heating? Tell your friends and family about us and you’ll get $100 cash back when they have a furnace, AC, or boiler installed. Have a lot of friends and family? That’s great because there’s no limit! Ask for details.

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Gross Heating & Air Conditioning
3260 N. 126th Street
Brookfield, WI 53005
Phone: 262-783-6000
24-Hour Emergency Service Available
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We Value Your Opinion