About Us


While we want you to know more about us so you can understand why we do business the way we do, we prefer to make it about you. So, we’ll tell you about us, but rest assured, when you call us for installation, repair, or maintenance, our attention is on you.


Your Needs Come First


Excellence Done Right


Integrity Matters

The United Promise

You should have high expectations of us. We won’t disappoint you. When you trust United, here’s what you will experience:

  • We will treat you with respect, integrity and professionalism.
  • We will respect your time, your property and your budget.
  • We will communicate with you every step of the process with up-front pricing and a written detail of services performed and equipment provided.
  • We will make sure you understand how your system operates.
  • We will do it right or we’ll make it right.

It’s simple code to live by, but we take it seriously. You get our best every time.

Our Story


Brother Joe and Jerry Lambert teamed up with their best friend Mark McWilliams in 1990 to start a business with this philosophy:

Do what you say you’re going to do, when you say you’re going to do it.

How has this worked out for our customers? After 33 years of taking care of the Kansas City metro area, a solid 25% of new homes build use United systems.

Our Commitment to Giving Back

We believe that creating a comfortable indoor environment is important, but it’s what we do in the community that really matters to us. Here are some of the organizations with which we partner:

We're a Member in Good Standing of...


“We were clients of Harris Heating & Cooling.  When Rob Harris sold his company to United we didn't know what to expect.  We just had an annual on our furnace and Kevin, the service tech was prompt and very polite.  He went above and beyond and checked out our humidifier that needed to be cleaned and the filter replaced.  My wife said he really cleaned the humidifier well.  We were impressed that he wore foot coverings to keep our floors clean.  We would definitely recommend United. We are using them on our rental property also.”


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Keep Your Climate Comfortable


Schedule a Service Time and Get Back to Enjoying Your Home

Keep Your Climate Comfortable


Schedule A Service Time and Get Back to Enjoying Your Home.