“Incredible service. I was treated very well with dignity and respect. If you want honest work for an honest price, call Ellis Air Systems.” Read more…

Voted Best in Central Texas 2011 – 2018!

“We sell service, not excuses” – Fred Ellis

Residential Heating & Cooling

Residential Heating & Cooling

Available 24/7 for all of your heating, ventilation, air conditioning needs & air conditioning repair, our HVAC technicians provide smart solutions for our Residential Clients


Large Scale Commercial

Large Scale Commercial

Available 24/7 for all of your heating, ventilation & air conditioning needs, our HVAC technicians provide smart solutions for our Commercial Clients


Cool Club Service Agreement

Your HVAC system runs more hours than your car, and—just like a car—regular maintenance is essential to keep your system operating and peak efficiency.


Ellis Air Systems: Air Conditioning Repair (HVAC) Killeen, Texas


Ellis Air Systems, Inc. located in Killeen, Texas, is an old fashioned, family owned, and operated HVAC company whose number one priority is YOU. Ellis Air Systems has been serving residents and businesses since 1988. For nearly three decades, Ellis Air Systems has been “Keeping Central Texas Cool”.

Air Systems Fred Ellis

Fred Ellis

It all started with Fred Ellis, CEO and owner. He began his dream almost three decades ago with just one truck and one employee, himself.

Each department here at Ellis Air Systems is headed by a family member, so whichever service you require, you can rest assured that customer service is a priority.

We employ only the most knowledgeable, experienced, and friendly people to help keep Central Texas homes and businesses running efficiently and comfortably. Ellis Air Systems also provides service to our local

Property Management companies. As our owner and founder of Ellis Air Systems says “We sell service, not excuses.” – Fred Ellis. So, with Ellis Air Systems, you can always expect the best HVAC parts, HVAC systems, and HVAC technicians for your satisfaction.


Ellis Air Systems offers a comprehensive range of make, model or type of system for your homes climate and comfort needs, such as air conditioning repair, heating and ventilation. We know exactly what will work for your home or office’s unique climate needs.

When it comes to HVAC services and products, Residential New Construction HVAC installs, Commercial HVAC installs, Home HVAC installs and change outs, Air duct cleaning, attic insulation, gas furnaces, heat pumps, air conditioners, air conditioning repair as well as a wide range of air cleaner products, duct work, gas piping, thermostats, filtration systems, Zone control systems, dehumidifiers, Mini-split systems, high efficiency systems that meet today’s SEER requirements, Energy Star qualified systems, maintenance, and repair Ellis Air Systems has you covered.


Ellis Air Systems currently serves the Killeen, Texas and Bell, Coryell, Gatesville, and Williamson Counties.

If you live in Killeen, Harker Heights, Copperas Cove, Kempner, Topsey, Lampasas, Gatesville, Fort Hood, Nolanville, Temple, Belton, Salado, Florence, Andice, Ding Dong, Maxdale, Youngsport, Jarrell, or Morgans Point, you can always count on Ellis Air Systems to address and fix your Air Conditioning or Heating needs, regardless of the size or scope.

Our technicians are on 24/7 standby and will respond quickly and professionally to any emergency.

Ellis Air Systems Office Texas

Celebrating Over 30 Years of Service in Central Texas

The Ellis family would like to say THANK YOU to all of our loyal customers and friends! We couldn’t have done it without you!

Why Choose Ellis Air Systems?

Brands We Carry

The NEWS Recognizes the Top 40 Under 40

Highlighting the best young HVAC professionals

Recently named to the Top Forty under 40 – Mason Ellis

Read more:

Ellis Air Systems has just been awarded the Prestigious:


NATE stands for North American Technician Excellence

As one of the top HVAC contractors in Texas, Ellis Air Systems employs only the best NATE certified technicians. When one of our AC Technicians arrives at your home or business, you can be confident they’re among the best in the business.

Click Here for more information on NATE Certification >>>

Ellis Air Announces New Location in the Temple Community.

Mason Ellis, Fred Ellis and Preston Ellis at the ribbon cutting ceremony.

For more information on the Temple location call (254) 598-2074

Located at:
6102 W Adams Ave #C
Temple, TX 76502

TACLB008510E & TACLA71943C