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.

We know West Michigan because we are part of this community. Since 1994, we’ve been locally owned and operated in beautiful Holland, Michigan. We are proud to live and work here and are committed to making our neighbors’ homes comfortable.

Heating & Cooling with a Cause

Current Cause: Shop Local

From now until June 1st Baumann & DeGroot will match any gift card/certificate purchased from a local company.  Up to $25.  Let’s jump start this recovery and get our community back to work.

What your neighbors are saying...

More Testimonials Leave A Review
Hi Jeff, Just a quick note to say thank you for the gift card to Applebees!  We were impressed with the young man who did the installation-very professional and customer oriented!  Also the young man who helped me today when I came into your office...
- G.

Proudly featuring these brands:

Napoleon Heatilator Amana Lochinvar Carrier Navien American Hearth

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How Does A Heat Pump Work?

April 12th, 2022