Individualized Learning to create a global-minded citizen
Meet Our Staff 2022-2023 School Year Staff
Passionate Educators
We’re proud to present our amazing team. Their care, enthusiasm and dedication to helping students exceed pushes Maryland International School for Sustainability & Technology to the next level. We invite you to take a moment and read some of their stories below. All teachers have a bachelor's degree per the MSDE Nonpublic School expectations for teachers.




Anthony Williams
Head of School
A passionate educator with a B.S. in Biology, minor in education, M.S. in Education for technology integration, School Leaders Certificate, ABD for Ed.D in Educational Leadership, and pursuing a M.S. in counseling.
Stacy Lewis
Early Elementary Teacher
A dynamic teacher with many years experience with a B.A. in art and B.A. in Education. Mrs. Lewis is a great addition to our grades K-2 team.
Ashley Tosten
Preschool Teacher
Loved by students and staff alike, Ashley Tosten brings knowledge, enthusiasm and joy to Maryland International School for Sustainability & Technology. As our Kindergarten Teacher, she have been an invaluable member of the team. She holds a B.S.
Jessicca Yount
Lil' STEAMERS Childcare Director & Homeschool Coordinator
Energetic and driven, we were thrilled when Jessicca Yount joined as our Childcare Center Director. Jessi is always excited to take on the next challenge and push our team forward.




Rebekah Taylor
School-aged Childcare Teacher
Since joining Maryland International School for Sustainability & Technology, Rebekah Taylor has consistently brought passion and dedication every single day.
Robyn Tornstrom
Preschool & Infant/Toddler ChildcareTeacher
Loved by students and staff alike, Robyn brings knowledge, enthusiasm and joy to Maryland International School for Sustainability & Technology. As our Preschool Teacher, they have been an invaluable member of the team.
Deborah Robertson
Transportation Specialist & Classroom Aide
Energetic and driven, we were thrilled when Deborah Robertson joined as our Senior Transportation Specialist and Classroom Aide. Deborah is always excited to take on the next challenge and push our team forward.
Diane Naile
Transportation Specialist & Classroom Aide
Since joining Maryland International School for Sustainability & Technology, Diane Naile has consistently brought passion and dedication every single day. Their experience makes them a perfect fit as our Transportation Specialist & Classroom Aide.




Denise Kuhna
Assistant Principal
A passionate educator with a B.S. in education, M.S. in Education, School Leaders Certificate, and many years of working in early childhood and elementary education.
Shawn Hess
Food Service Manager & STEAM Works Childcare Director
Energetic and driven, we were thrilled when Shawn Hess joined as our Food Service Manager. She has years of experience and is an amazing cook!
Payton Degrange
Lead Infant & Toddler Teacher
Energetic and driven, we were thrilled when Payton joined as our Lead Infant/Toddler Teacher. Payton is always excited to take on the next challenge and push our team forward.
Natalie Baker
Classroom Aide
A dynamic individual with many years experience volunteering with children and now working as a classroom aide.




Donald Munson
Transportation Specialist & School-Aged Childcare Teacher
Loved by students and staff alike, Donald brings knowledge, enthusiasm and joy to Maryland International School for Sustainability & Technology. As our Transportation Specialist, he has been an invaluable member of the team.
Susan Lopez
Upper Elementary Teacher
Energetic and driven, we were thrilled when Susan as our upper elementary school teacher for grades 3-4.
Alyssa Grimes
Classroom Aide & Transportation Specialist
Loved by students and staff alike, Reese Whiteman brings knowledge, enthusiasm and joy to Maryland International School for Sustainability & Technology. As our Teaching Coordinator, they have been an invaluable member of the team.
Leah Bennett
Middle Years Teacher
Since joining Maryland International School for Sustainability & Technology, Leah has consistently brought passion and dedication every single day. Their experience makes them a perfect fit as our Middle Years (5-8) Teacher.