Get Solar Now

Tell us the best way to reach you and an Allegiance Solar consultant will be in touch soon to go over the next steps or we invite you to call


Provide Your Zipcode

A Pledge To Customer Trust


Residential & Commercial Solar Installation in Killeen, Harker Heights, Belton, Temple, Copperas Cove and Central Texas



Learn how to own your electricity.



See how your business can save thousands.

Get Paid With Allegiance Solar

Refer A Friend

Take advantage of the Allegiance Solar Referral Program and earn up to $500.00 for every single client you send our way that decides to ‘Go Solar’

   Refer A Friend


 Allegiance Solar, LLC BBB Business Review



Here at Allegiance Solar, we specialize in providing quality Residential and Commercial scale PV Solar Installations. We are a Veteran owned and operated business, and we make it our priority to hire other vets, their spouses, and their dependents to provide the highest quality custom built PV Solar Systems for our community. With our highly trained and certified staff, we guarantee that we can save you time and money with our competitively priced systems and our expert technicians. When you go with Allegiance Solar, not only are you saving on your utility bill and helping to protect the environment, you’re also providing stable employment for our area's veterans. Make a pledge to take control of your energy bill by contacting Allegiance Solar for a free quote today!


Contact Us

903 South Amy Ln.
Harker Heights, Texas 76548

Hours of Operation

Monday-Friday: 9AM-5PM
Saturday: 10AM-3PM
Sunday: CLOSED


Our Warranty

All of our systems come with a "worry-free" warranty on the installation and labor. This guarantees that it is fully functional and installed to your complete satisfaction. The specific warranty for your system and parts will depend on the type of solar energy solution you’ve had installed. Warranty terms generally range from 10 to 25 years.