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Tomball Junior High



Mr. Chad Allman, Principal

Masters in Education Administration, Prairie View A&M University

Bachelor of History, Texas A&M University

For 31 years, Mr. Allman has served in Education as a teacher, coach, and administrator. For the first 17 years of his career, he taught History and coached a variety of sports at the Junior High and High School levels. For the last 14 years, Mr. Allman has been an administrator at the junior high and high school levels. This is his 6th year as Principal of Tomball Jr. High.

Dr. Clint Vick joins Tomball ISD directly from Cypress Fairbanks ISD where he most recently served as Assistant Principal at Cypress Park High School since 2019. Prior to this campus leadership role, Vick spent 2015 to 2019 as Director of Instruction, and 2006 to 2015 as Assistant Principal at Dean Middle School, also in Cypress Fairbanks ISD.

He brings over 20 years of experience in education. In addition to being a campus administrator, he has also served as a classroom teacher and coach, beginning in Humble ISD in 2000.

During his educational career, Vick has also spent time as a College Adjunct Professor at both Houston Baptist University (2018-2019) and the University of Houston (2011-2017).

He earned his Bachelor’s degree in Kinesiology and his Master’s degree in Education both from Sam Houston State before earning his Doctorate in Professional Leadership in Administration from the University of Houston.

Diana Herbst brings over 25 years of educational experience to this role and joins Tomball ISD from California. She most recently served as Principal at Marguerite Maze Middle School in Hollister, California since 2019. Prior to leading that campus, she spent 2017 to 2019 at Hollister High School as an Assistant Principal, the 2016-2017 school year as Principal of Accelerated Achievement Academy, 2014 to 2016 as Assistant Principal at Marguerite Maze Middle School, and 2011 to 2013 as Assistant Principal at Valencia High School in Los Lunas, New Mexico.

In her 25 years in education, she has spent over 13 years as a school administrator. In addition to leading a campus, she has served as an EL specialist, classroom teacher and academic coach, specifically at the secondary level, getting her educational start in 2002 in Indiana as an English teacher. She was honored as the 2008 Los Lunas Teacher of the Year during her time there.

Herbst was also named the 2023 Association of California School Administrators (ACSA) Middle School Principal of the Year and was selected as a nominee for Administrator of the Year.

She earned her Bachelor’s degree in Education from Indiana University, her Master’s degrees in Language, Literature, and Socioculture Studies from the University of New Mexico and Educational Leadership from New Mexico Highlands University.