Call Major – 303-424-1622 (M-F 7am-5pm MT)

We always answer our phone live during business hours!

Please use this number to schedule an appointment, request service information or for any other needs.

24/7 Emergency Service – Call 303-424-1622

Residential Service: Throughout the Greater Denver Metro Area including Parker, Highlands Ranch, Brighton and Boulder as well as the Rocky Mountain Region including Steamboat Springs, Aspen and Vail.

Commercial Service: Throughout the Rocky Mountain Region

Geothermal Service: Nationwide

At Major, our exclusive Major Service System™ ensures your comfort based on your unique lifestyle. Our Comfort Specialists are always eager to help and answer your questions.

If you prefer to email, please use the brief form below. One of our Comfort Specialists will get back to you within one business hour (during normal business hours).