Upper School (9th-12th) Faculty

 We’re an accelerated private school in San Antonio, TX, nurturing PreK-12 students to excel and compete globally.

Upper School Administration Team

Dottie Hall

Interim Head of Upper School, English Teacher/English Teacher

Sara Christiansen

Director of College Counseling

Penny Moyer, LVN

Registrar/School Nurse

Monica Gutierrez, RN

School Nurse

Chanel Williams

Middle and Upper School Counselor

upper School Teachers

Amelie Alizon

French Teacher

David Caraway, PhD

History/Econ Teacher

Anthony Ciaravino

PK-12 Arts Department Lead

Mustafa Citci

Math Teacher

Tiffany Cristo

Music Teacher

Leslie Gautreaux

English Teacher

Jamie Miller, PharmD

9th Grade Science, AP Environmental Science Teacher

Amanda Lopez, PhD

History Teacher

Megan Letos

Digital Media Teacher

Sean Lindsay

Math Teacher

Brice Mertz

Math Teacher, Middle/Upper School Math Department Lead

Jason Nydegger

Science Teacher, Middle/Upper School Science Department Lead

Rafael Petiton

Coach

Noha Pittman

History Teacher

Estella Ramirez

Creative Writing Teacher

Matt Schultze

PE Teacher/Coach

Edmond Tejeda

Spanish Teacher, PK-12 World Language Department Lead

Kyle Unruh

PE Teacher/Coach

Jeanette Vilagi

School Librarian

Joshua Welker

Art Teacher

Brown Family Donates $3 million to Keystone School