About DNI

Loveland HVACR / Boulder HVACR

Longmont HVAC

D.N.I. Heating, A.C. and Refrigeration is a family owned and operated company started in 1997! We provide Honest and Dependable service, replacement and repair of industrial, commercial and residential heating, air conditioning, and refrigeration equipment. D.N.I. is Northern Colorado and Boulder Counties number one choice for same day service, meeting every expectation of our customer’s needs. We provide service on all brands of equipment.

D.N.I. serves the following areas: Eldorado Springs, Erie, Louisville, Lafayette, Broomfield, Gold Hill, Boulder, Jamestown, Firestone, Frederick, Dacono, Mead, Berthoud, Lyons, Loveland, Longmont, Allens Park, Superior, Hygiene, and Niwot, Colorado


D.N.I. strongly believes in efficiency. High efficient equipment can save YOU the customer a lot on your energy bill. From high efficient boilers, high efficient furnaces, and high efficient air conditioning units. Upgrading your equipment today could save you up to 15% on your utility bills. Not only will you see the saving through your utility bill but Boulder County, Excel, United Power, and many other utility companies have rebates for upgrades. In this industry there are many upgrades you can do to your existing equipment. Programmable thermostats, outdoor resets, and most of all maintaining the equipment you already have.

Upgrade your system today and D.N.I. will give you 10% off labor for the installation of your new system!

Emergency Service

Call 303-823-9200