Meet the Principal

Phone: 512-533-6117


Degrees and Certifications:

Mrs. Debbie Garinger, LTHS Principal

Mrs. Garinger possesses over 42 years of experience in public education. She began her career as a second grade teacher in New Caney ISD in the Houston area. She joined Spring ISD in 1979 where she taught for six years, then served as an assistant principal. In 1989 Mrs. Garinger was named to her first principal position. She served in that position for twenty-three years in Bryan ISD, New Braunfels ISD, McKinney ISD, and Alamo Heights ISD. Since retiring in 2017, Mrs. Garinger has served in interim positions in Dripping Springs ISD and most recently, as the interim principal at Alamo Heights High School.  

Mrs. Garinger earned a Bachelor of Arts in education from Arizona State University and a Master of Education in Administration from Sam Houston State University. She and her husband Keith have three children and ten grandchildren. In her spare time, she enjoys reading, shopping, and spending time with family.

Principal's Administrative Assistant
Jessica Blair:  (512) 533-6119