At Baumann & DeGroot, we combine expert HVAC knowledge, dependable service, and top of the line products to ensure you are comfortable in your home, year around.

Invested in our community.

For more than 20 years, Baumann & DeGroot has been a part of the greater Holland community. We are proud to live and work here in beautiful West Michigan, and are committed to making our home a better place. We do this by running our family business with integrity, treating our customers as if they were one of our own, and investing in causes that benefit our local area.

Heating & Cooling with a Cause

Current Cause: HAND 2 HAND

From now until Labor Day, Baumann and Degroot will be donating $25 for every A/C unit & $3 from every service call to Hand 2 Hand.

What your neighbors are saying...

More Testimonials Leave A Review
I just wanted to let you know how much I appreciate your crew hustling to get things done on Friday. My daughter was actually a bit disappointed that they weren't still working when she arrived home from school at 4! And, my 2 year old son told my...
- Liz C.

Proudly featuring these brands:

Napoleon Heatilator Amana Lochinvar Carrier Navien American Hearth