Middle School Staff

Sabrina Galvan

Sabrina Galvan is a state licensed and certified middle school teacher. She has a Master’s Degree in secondary education with an English specialization and is in her fourth year here at Vanguard. As our Middle School team lead, Sabrina is committed to providing a quality education to our students both therapeutically and academically.

Teketa Williams, MBA

Hi, my name is Taketa Williams and I am ecstatic to be a part of the Vanguard family. I had taught for 4 years with Dallas Independent School district prior to obtaining a position with Vanguard Preparatory.  I am state licensed and certified in Special Education, Health Education and Physical Education. I have a Master’s Degree in Business Administration and Bachelor’s Degree in Health Services Administration.  I am dedicated in providing a fostering and exciting learning environment within my school community.

Sandra Czuwala

Sandra Czuwala has a Bachelor of Science in Applied Learning and Development from the University of Texas at Austin.  She has over 13 years of teaching experience, including 6 years of working with students with disabilities. She is passionate about making connections with students and helping them to discover the joy of learning.  Sandra is excited to join the Vanguard Family.  When not at school, she enjoys traveling and spending time with her family. Sandra has been married for 25 years and is the proud mother of 3 children. 


Our mission is to enrich children’s lives by fostering independence, self-esteem, and compassion for others. Every child is valued regardless of diagnosis or challenge. We guide them in a positive direction and create a strong foundation for learning through social, emotional, and academic development.

Vanguard Preparatory School

4240 Sigma Road Dallas, TX 75244

(phone) (972) 404-1616

(fax) (972) 404-1641

(email) patti@vanguardprepschool.com

Accredited By Southern Association Of Colleges And Schools | TEA Approved | Copyright @ 2018 Vanguard Preparatory School | All Rights Reserved