Fast, Friendly, Honest Service

for all makes and models

Request Service

Save now

with Seasonal Specials

Call for Seasonal Specials

Highland is a Registered Contractor for

How to Find and Collect Rebates


Longmont and Boulder Area Air Conditioning and Heating Contractor
Highland Heating and Air Services All Makes and Models

Looking For The Team You Can Trust?

You’ve come to the right place.

Got a heating or air conditioning problem? Highland’s NATE-certified technicians have the training and skills to fix problems fast.

Think you might need a new heating or air conditioning system? We assess your real needs – so you can be safe and comfortable without spending more than you should.

Naturally, you may have questions… Can your existing heating system be repaired instead of replacing it? Is the highest efficiency technology worth it for your situation? What about rebates and financing options? We’ll answer your questions so you can make an informed decision.

Plus, our affordable air conditioning and heating maintenance agreements help you keep comfortable for years to come at the lowest possible cost. Every day, 24/7, Highland Heating & Air provides repairs, tune-ups and installation of:

  • Air Cleaners

  • Air Conditioners

  • Boilers

  • Ductwork

  • Evaporative Coolers

  • Furnaces (Gas/Electric)

  • Heat Pumps

  • Heaters

  • Hot Water Baseboards

  • House Humidifiers

  • HVAC

  • Radiant Tube Heaters

  • Rooftop Units

  • Sheet Metal

  • Water Heaters

Your HVAC happiness is Highland Heating and Air’s priority. Our Longmont-based NATE-certified technicians have served customers throughout Longmont, Boulder and Weld counties since 2007. With us, you get experience, integrity, and 24/7 on-call service.

Our owners, Jack and Misty May have worked in the HVAC industry for a total of 29 years. The other four members of Highland Heating and Air’s leadership team have more than 100 years’ combined HVAC experience! We have repaired and installed thousands of residential air conditioning units and commercial HVAC systems in Longmont and surrounding areas.

Highland’s Happy Customers keep coming back to us, year after year, because we’re professional, punctual, polite, and honest. If your home or business needs friendly, expert air conditioning repair service and heating systems maintenance in Longmont, Boulder or the surrounding area at a fair price, just give us a ring at 303-848-0095.

If you’d rather just send us a quick message, use our quick request form on this page. We’ll get back to you when it’s convenient for you. It’s our pleasure to serve you. signature

Read what our customers are saying

Great job, polite, and diagnosed the problem quickly.

Jeff Palmer

Mead Homeowner

Professional and confident service with a smile.

Hugh Effinger

Niwot Homeowner

Prompt, courteous, and reasonable. That’s all you want in a repair company. Highland is the best there is in my area.

Larry Wexler

Boulder Property Owner

Busy now?

Send your request in 1 minute or less.
We’ll respond and serve you when it’s convenient for you


    Other info
    (best time to call, specific requests and questions, etc)

    First Name *

    Last Name *

    Email *

    Phone *


    Highland Has the Credentials You Expect From Your Air and Heating Contractor

    Boulder Chamber of Commerce

    You’re Respected and Protected

    • We promise a two-hour window for service calls.

    • We are always on time.

    • We treat your home or business with care and respect.

    • Our technicians are careful, clean, and courteous.

    • We leave your service location cleaner than we found it!

    • All new equipment includes up to 20-year manufacturer’s warranty.

    Highland Heating and Air Services
    how can we help

    How Highland Helps You Save

    • We find the root cause of any problem – to fix it right the first time.

    • We find every possible way to extend your equipment’s useful life.

    • We ask what’s important to you – so you get the solution you want.

    • We provide an explanation of every repair, any charges, and how your system should normally function.

    • Need an estimate? We’ll measure the energy needs of your home or business to make sure your system is sized right.

    • Want to save money and have peace of mind, too? Our affordable maintenance agreements keep your system running smoothly and prevent expensive repairs.

    Service Area

    Do you live along the Northern Front Range of Colorado?
    Chances are, you’re in our Service Area:

    • Berthoud

    • Boulder

    • Dacono

    • Erie

    • Firestone

    • Frederick

    • Gunbarrel

    • Johnstown

    • Lafayette

    • Longmont

    • Loveland

    • Louisville

    • Lyons

    • Mead

    • Niwot

    • Platteville

    • Superior

    • Thornton

    … and the surrounding areas.

    Not sure if your town is in our service area? Just call 303-848-0095 to ask!


    Are you looking for fast, friendly, honest service?
    We provide installation, repair, maintenance and service for the following equipment:

    • 24/7 Emergency Repair Service

    • Air Cleaners

    • Air Conditioners

    • Boilers

    • Ductwork

    • Evaporative Coolers

    • Furnaces – Gas or Electric

    • Heat Pumps

    • Heaters

    • Hot Water Baseboards

    • House Humidifiers

    • Residential/Commercial HVAC

    • Radiant Tube Heaters

    • Rooftop Units

    • Sheet Metal

    • Water Heaters


    (c) Copyright: 2022

    Highland Heating & Air, Inc.
    Phone: 303-848-0095