Serving Hamilton and Surrounding Areas

Niemann Heat & Air-logo geothermal system

The seasoned professionals at our locally owned and operated business are experienced in working with geothermal systems of all kinds.


Contact us today to get a FREE estimate from one of the most experienced geothermal specialists in the area.

A more efficient way to heat and cool your home

Upgrade your home to a more eco-friendly heating and cooling option with comprehensive sales, services, and repairs on geothermal HVAC systems. With our preventative maintenance and after-hours emergency services, you'll gain peace of mind when you choose us for the job.

Heaters and air conditioners that make use of natural groundwater near your property are a great solution when you're looking for a more efficient way to heat and cool your house. With over 20 years of experience, Niemann Heat & Air is more than qualified to guide you toward the ideal products for your residential and commercial HVAC needs.

Reap the benefits of geothermal

Geothermal heat pumps are the most cost-effective and energy-efficient systems available for clean heating and cooling.


That means you'll not only lower your utility bills, but also reduce your energy consumption and emissions by 40% or more! Give us a call for more information.

Call for your FREE estimate

Quality Installation and Maintenance of Geothermal Systems

geothermal installation