On Call HVAC Company to help get you cozy.

We will find HVAC solutions that fit your heating and cooling needs. We provide a full consultation to explain all of your available options.

We serve residential and commercial clients, offering a variety of money-saving solutions. We use only the highest quality parts and equipment.

Whether you need a maintenance check or an emergency repair, we are available to handle  all of your all of your needs.

Brenda and Ken started Harnist Services Inc in 2007 and has since grown it into a flourishing business.

Josh  has over 24 years experience in the HVAC industry and is always on-time. You can count on him to set up your equipment.