Leadership Team

John Vaglienty, Principal

John Vaglienty is no stranger to Tomball ISD, having served the students at Tomball High School as the Associate Principal of Curriculum & Instruction since 2018. Prior to that role, he joined TISD as the Associate Principal at Tomball Memorial High School in 2017.

He brings over 20 years of experience to education and has served in a campus administrative role since 2006. Vaglienty began his education career as a Special Education teacher and coach at Watkins Middle School in Cy-Fair ISD from 2001 to 2006. He then joined that campus administrative team as Assistant Principal and served in that role from 2006 to 2009.

He continued as an Assistant Principal at Arnold Middle School in Cy-Fair ISD from 2009 to 2011 before becoming an Assistant Principal (2012 to 2015) and a Curriculum Principal (2015 to 2017) at Nimitz High school in Aldine ISD before landing in Tomball.

“My previous junior high experience allowed me to build a passion for this age group of students and to serve as a role model for students as they transition into high school,” Vaglienty said. “I look forward to supporting student and teacher growth and serving an amazing school community in Creekside Park Junior High.”

Vaglienty earned his Bachelor of Arts in History from the University of Houston and his Master of Education in Administration from Sam Houston State University.

“Tomball ISD is a special place to work because of the students, great teachers, a super supportive community, and amazing innovative leaders at all levels that passionately care about students and I look forward to the opportunity to lead the CPJH campus.”

Renee Miller, Assistant Principal (Last names A-La)

Ms. Miller graduated from Sam Houston State University in 2003, earning her Bachelor's Degree in Journalism with a minor in Business. Her experience includes 10 years in the classroom while serving in numerous leadership roles and obtaining her Master's of Education in Administration from Lamar University in 2012. Ms. Miller has served as an Assistant Principal for eight years in neighboring districts, and brings a wealth of knowledge and experience to the CPJH leadership team.

We are so pleased to have her as part of our Cougar family!

Collin Nicholas, Assistant Principal (Last names Le-Z)

Mr. Nicholas graduated from Brigham Young University in 2014 with a Bachelor's Degree in Spanish Teaching and a Minor in Coaching. He has served in education for 8 years in several roles, beginning as a Spanish for Native Speakers teacher and beginning Spanish Teacher in Aldine ISD before becoming a Spanish 1 and 2 Teacher, Basketball Coach and Team Leader in Klein. He spent 2 years as a member of the curriculum writing team for World Languages in KISD as well before moving to Cleveland ISD and later Tomball ISD as an Assistant Principal. He received his Master's Degree in Education Administration from Lamar University in 2018. He spent one year as an Assistant Principal at Willow Wood Jr High School before moving to Creekside Park. He is a fluent Spanish speaker.

Mr. Nicholas is a proud graduate of Tomball ISD (Class of '07) and is excited to invest in the community that gave so much to him as a student! We are grateful to have him on staff!