Leadership Team

Dr. Jeffrey Bailey, Principal


Dr. Bailey most recently served as the Executive Director for Teaching and Learning in Klein ISD since 2017. He will bring this current experience leading and supporting principals to success to this new role as TMHS Principal.

Prior to that role, he led several KISD campuses, including Klein Forest High School and Ulrich Intermediate as Principal. Named the 2016 Klein ISD Secondary Principal of the Year, Dr. Bailey also led Ulrich Intermediate to a PLC Model Campus designation during his time there.

His campus leadership experience continues, having served as an Associate Principal of Curriculum and Instruction at Klein Collins High School, and as Assistant Principal at both Klein Oak High School and Doerre Intermediate. 

Dr. Bailey has also spent time as a classroom teacher, beginning his education career back in 1999 as an algebra teacher and coach. He devoted over 10 years as a teacher before pursuing a campus leadership position. 

He is a 2018 Holdsworth Center District Leadership Program graduate and earned his Bachelor’s degree from the University of Houston, his Master’s Degree from Prairie View A&M University and his Doctorate from Texas A&M University, where he was named the Paul R. Hensarling Distinguished Student.

Dr. Bailey is a resident of Tomball ISD and has two children currently attending Northpointe Intermediate and Tomball Memorial High School.


Jill Hayes, Associate Principal 


Jill Hayes joins the leadership team at Tomball Memorial High School as an Associate Principal.  Jill has worked in education for 26 years.  She began her education career as a teacher and coach in Louisiana and moved to Texas to join Tomball ISD as a teacher and coach at Tomball Junior High School.  During her tenure with Tomball, she also served as an Assistant Principal at Tomball High School and Tomball Junior High School.  Jill earned a Bachelor's of Science in education at McNeese State University and a Master of Education in Administration at Sam Houston State University.


Charlie Gerszewski, Associate Principal


Mr. Gerszewski joins the staff of Tomball Memorial High School after spending the 20-21 school year as an Assistant Principal at Creekside Park JH in Tomball ISD.  Previously he spent time working as a teacher, coach, and Alternative School Director in Woodland Park, Colorado.  Prior to working in Colorado, Mr. Gerszewski spent time in Houston as a small business owner, Houston Firefighter, and as a teacher, coach and Assistant Principal in Aldine ISD.  He received his Bachelor's Degree in Secondary Mathematics Education from Mayville State University and his Master's Degree in Education Administration from Sam Houston State University.  “Mr. G” is excited to be a part of Tomball Memorial HS and looks forward to working with students, parents, and the community.  Go Wildcats! ​


Jade Lopez, Assistant Principal
  Alpha office A - Cri  (Sand-Z Freshman)


Jade has been in Tomball ISD since 2019, most recently serving as a 504/Testing Campus Coordinator at TMHS. Having served in education since 2006, she brings a diverse background to this campus leadership role. Prior to joining TISD as a testing coordinator, Jade spent her early years (2004-19) in Galena Park in Spring ISD, handling a variety of responsibilities. While in Spring, Jade spent time in the Information Technology department as a PEIMS analyst and at Rickey C. Bailey Middle School as its campus professional registrar, a classroom teacher, coach and testing coordinator. Jade earned her Bachelor’s degree in Kinesiology and Leisure Studies from Oklahoma Baptist University in 2004 and her Master’s degree in Education Administration from Lamar University in 2009.


Kristopher Dunn, Assistant Principal
Alpha office Cro - Hoo  (Sand -Z Juniors)


Mr. Dunn earned a Bachelors degree from Texas A&M University in 2011 and began his career in Whitehouse ISD as a science teacher/coach. He continued on at Sanger ISD, and most recently Magnolia ISD before coming to Tomball Memorial High School. He received his Masters Degree in Educational Administration from Lamar University in 2019. This will be his third school year as an Assistant Principal at Tomball Memorial. Mr. Dunn is married to Amanda and they have 3 daughters.


Mary Endress, Assistant Principal

  Alpha office Hop - Mon  (Sand-Z Sophomores)


 Dr. Endress earned a Bachelor's of Arts Degree in Spanish and French from Trinity University in San Antonio.  Dr. Endress began her teaching career is Chapel Hill, North Carolina where she taught Spanish, French and English at a private school.  When her husband finished his graduate degree from Duke University, they moved to Odessa, Texas where Dr. Endress taught elementary Spanish and French for Ector County Schools.  While residing in Odessa, Dr. Endress earned a Master of Arts degree in education with a specialization in reading from the University of Texas of the Permian Basin.  Then, Dr. Endress moved to Houston where she served Spring Branch ISD.  During her 11 years of service to Spring Branch ISD, Dr. Endress taught English Language Arts, Spanish, French and reading.  In 2001, Dr. Endress studied school administration at the University of St. Thomas in Houston.   In 2002, Dr. Endress joined Katy ISD where she served as the Instructional Officer for ESL for 10 years.  Additionally in Katy ISD, Dr. Endress served as an elementary school assistant principal for two years.  In 2015,  Dr. Endress joined Tomball ISD where she has served as an assistant principal for Wildwood, Decker Prairie and Tomball Elementary  Schools. In May 2018, Dr. Endress graduated with a Doctor of Education degree in curriculum and instruction with a specialization in bilingual studies from the University of Texas of the Rio Grande Valley.   In January 2020, Dr. Endress joined Tomball Memorial High School.  Dr. Endress and her husband have a daughter Marianne McKee, son-in-law Dr. William McKee and a son, Alex Endress.  Additionally, Dr. Endress is a proud grandmother of Jackson.


Meredith Henry, Assistant Principal

  Alpha office Moo - Sanc  (Sand-Z Seniors)


Mrs. Henry graduated from Texas A&M University in 1993 and began her teaching career in Katy ISD.  She received her Masters Degree in Education from the University of Houston in 2000.  Since 2000, she has served as an Assistant Principal in Katy ISD, Elementary Principal in Tomball ISD, Assistant Principal at Northpointe Intermediate School (2014-2015) and is now serving as an Assistant Principal at Tomball Memorial High School. In 2013, Mrs. Henry graduated from the Rice Education Entrepreneurship Program (REEP) at Rice University.  She is the proud mom of two boys, Tyler and Austin.