Angela has been a dedicated member of our founding team since our campus doors opened in 2016. Starting as an Office Administrator, she has steadily taken on increasing responsibilities as our school has expanded, and recently promoted to the role of Director of Upper School. In her new role, Angela will work closely with our leadership team to build upon the success of our elementary program and continue to develop our middle school. She looks forward to guiding students through their high school application process and is dedicated to fostering a safe and supportive environment for our students to thrive during these crucial years.
Angela earned her Bachelor’s in Child and Adolescent Development at CSU Northridge and her graduate degree in Psychology from the University of San Diego. She has over 15 years of experience working in mental health and education. As the proud mother of two Stratford School Altadena students, she knows firsthand the significant impact a Stratford education can have on a child, and she is eager to ensure the vision is realized for all Stratford Altadena students.
“I believe that every child deserves an enriching educational experience.”
Lisa Vasquez brings over 24 years of experience in private school education with a special emphasis on early childhood development to her role as a the Director of Early Childhood Education at Stratford’s Altadena Allen campus.
Lisa believes that every child deserves and is entitled to an enriching educational experience that focuses on the whole child. Her goal is to create a stimulating learning environment that fosters confidence and encourages each child to reach his or her full potential.
Great relationships with children and families are paramount to Lisa, as she strives to create an outstanding and personalized educational experience for each student.
Lisa is excited to be part of the Stratford family and looks forward to continuing her own educational journey.
Ms. Ribaya is a founding teacher and a proactive member of the Altadena campus. She started as an elementary floater then a kindergarten teacher, became a 3rd grade teacher, has helped out at extended day, and has briefly taught in middle school for a few months.
With over 18 years of experience in the field of education as a lead teacher, in both early childhood education and elementary education, Ms. Ribaya brings a wealth of experience to our leadership team.
Ms. Ribaya is a passionate, devoted teaching professional that has the ability to bring out the best in each student by instilling in them lasting values and a love for learning. She is a pioneer educator that has the power to reach out to the hearts of every student she teaches and every family she serves.
She is an advocate for lifelong learning and believes that all children have the potential to absorb and maximize their academic abilities when offered a learning environment that is safe, stimulating, and appropriate to their level.
Briana brings over 10 years of experience in education and admissions. Throughout her career in both K–12 education and college admissions, she has warmly guided students and families through important transitions, always with a welcoming smile and genuine care.
Briana earned her Bachelor’s degree in Sociology from Cal Poly Pomona and is currently pursuing a Master’s degree in Organizational Leadership. She believes that learning is a transformative journey—one that goes beyond academics to nurture personal growth, resilience, and curiosity. By creating supportive environments that encourage exploration and connection, she is dedicated to helping every student discover and achieve their full potential.
Our School Leaders
Angela Andikyan
Interim Head of School
Angela has been a dedicated member of our founding team since our campus doors opened in 2016. Starting as an Office Administrator, she has steadily taken on increasing responsibilities as our school has expanded, and recently promoted to the role of Director of Upper School. In her new role, Angela will work closely with our leadership team to build upon the success of our elementary program and continue to develop our middle school. She looks forward to guiding students through their high school application process and is dedicated to fostering a safe and supportive environment for our students to thrive during these crucial years.
Angela earned her Bachelor’s in Child and Adolescent Development at CSU Northridge and her graduate degree in Psychology from the University of San Diego. She has over 15 years of experience working in mental health and education. As the proud mother of two Stratford School Altadena students, she knows firsthand the significant impact a Stratford education can have on a child, and she is eager to ensure the vision is realized for all Stratford Altadena students.
EmailLisa Vasquez
Director of Early Childhood Education
“I believe that every child deserves an enriching educational experience.”
Lisa Vasquez brings over 24 years of experience in private school education with a special emphasis on early childhood development to her role as a the Director of Early Childhood Education at Stratford’s Altadena Allen campus.
Lisa believes that every child deserves and is entitled to an enriching educational experience that focuses on the whole child. Her goal is to create a stimulating learning environment that fosters confidence and encourages each child to reach his or her full potential.
Great relationships with children and families are paramount to Lisa, as she strives to create an outstanding and personalized educational experience for each student.
Lisa is excited to be part of the Stratford family and looks forward to continuing her own educational journey.
EmailPatrizia Ribaya
Director of Lower School
Ms. Ribaya is a founding teacher and a proactive member of the Altadena campus. She started as an elementary floater then a kindergarten teacher, became a 3rd grade teacher, has helped out at extended day, and has briefly taught in middle school for a few months.
With over 18 years of experience in the field of education as a lead teacher, in both early childhood education and elementary education, Ms. Ribaya brings a wealth of experience to our leadership team.
Ms. Ribaya is a passionate, devoted teaching professional that has the ability to bring out the best in each student by instilling in them lasting values and a love for learning. She is a pioneer educator that has the power to reach out to the hearts of every student she teaches and every family she serves.
She is an advocate for lifelong learning and believes that all children have the potential to absorb and maximize their academic abilities when offered a learning environment that is safe, stimulating, and appropriate to their level.
EmailBriana Serrano
Director of Admissions
Briana brings over 10 years of experience in education and admissions. Throughout her career in both K–12 education and college admissions, she has warmly guided students and families through important transitions, always with a welcoming smile and genuine care.
Briana earned her Bachelor’s degree in Sociology from Cal Poly Pomona and is currently pursuing a Master’s degree in Organizational Leadership. She believes that learning is a transformative journey—one that goes beyond academics to nurture personal growth, resilience, and curiosity. By creating supportive environments that encourage exploration and connection, she is dedicated to helping every student discover and achieve their full potential.
EmailOur Faculty
Areli Anselmo
Lunch/Extended Day Teacher
Emilio Anselmo
Early Preschool Teacher
Sarine Babikian
ECE Music Teacher
Veronica Brenes
TK Teacher
Alejandra Castaneda
Early Preschool Teacher
Jennifer Cesar
Office Administrator
Christopher Hynes
Middle School Teacher
Jenny Chuong
3rd Grade Teacher
Danny Rios
PE Teacher
Jing Deng
ECE Mandarin Teacher
Donna McKenna
EL Spanish Teacher
Ivanna Escobar
Lunch/Extended Day Teacher
Katya Hochstrasser
Preschool Teacher, Office Administrator
Jennifer Sandoval
Preschool Teacher
Kelly Gu
ECE Mandarin Floater Teacher
Andrew Knudsen
Middle School Teacher
Stacy LaBrier
5th Grade Teacher
Sharon Lee
EL Music Teacher
Araceli Maya
Pre-K Teacher
Bryanna Nava
Kindergarten Teacher
Georgina Peneleu
Security Guard
Qianhong Zhang
EL Mandarin Teacher
Robert Quach
IT Systems Administrator
Diana Rivera
Kindergarten Teacher
Michelle Roman
Preschool Teacher
Elaine Rozario
Pre-K Teacher
Stephanie Santos
4th Grade Teacher
Melody Seleuco
Pre-K Teacher
Shally Song
ECE Mandarin Teacher
Stephen Richmond
Computer Science & Engineering Teacher
Edward Trager
2nd Grade Teacher
Madeline Valle
ECE Specialty Teacher
Olivia Villegas
Early Preschool Teacher
Viraji Weerasena
MS Teacher
Celeste Yanez
1st Grade Teacher