Dr. Lyle DuBus joined Mexia ISD in January 2017. He had previously been superintendent in Harts Bluff ISD near Mount Pleasant, Texas. Previous to his service in Harts Bluff ISD he had been in Grand Prairie ISD for 14 years. During his tenure in Grand Prairie he was a teacher, Executive Director, Assistant Superintendent, and Chief Operations Officer.

Dr. DuBus has two adult children Shawn and Shannon that reside in the Dallas/Ft. Worth area and two grandsons. He has been happily married to Lisa Yoder-DuBus, a speech pathologist, for over 10 years.