A group of diverse children in school uniforms sit on a colorful rug with their hands raised, while ukuleles and bookshelves fill the background.

Head of School

Meet Peter Lutkoski 

A smiling man in a suit and tie stands in front of a pale green building.

St. Thomas School's fifth head of school, Peter Lutkoski, began his tenure on July 1, 2025. A passionate educator and experienced leader, Mr. Lutkoski brings more two decades of expertise in independent school education and administration,

Before joining STS, Mr. Lutkoski served as middle school principal at the American School in London (ASL). Since joining ASL in 2003, he played a pivotal role in shaping its educational community, first as a middle and high school music teacher and later as the head of the K-12 Performing Arts Department for six years. Prior to his work at ASL, Mr. Lutkoski was a faculty member at American School of The Hague.

Mr. Lutkoski's passion for advancing education extends beyond the classroom. He has served on the faculty of the Harvard Graduate School of Education Project Zero Classroom, is a past president of the executive board for the Association for Music in International Schools (AMIS), and was a board member of the Conductors Retreat at Medomak. Mr. Lutkoski also co-founded the SHINE-ASL educational enrichment program for students from local London Schools.

As a recognized leader in arts and education, Mr. Lutkoski maintains an active schedule as a workshop presenter and author, sharing insights on topics related to the arts and learning. He holds both a Bachelor of Music and a Master of Music Education from the Oberlin Conservatory, reflecting his dedication to academic and artistic excellence.

Reflecting on his appointment to St. Thomas School, Mr. Lutkoski shared:

“It is truly an honor to serve at an institution as distinguished as St. Thomas School. The school’s long-standing tradition of excellence, the talent and dedication of its faculty and staff, and its reputation for innovative global leadership are genuine points of pride."

Mr. Lutkoski and his family relocated from London to the Seattle area in 2025. His wife, Laura, has spent her career as a finance and policy professional in U.K. government roles, and their daughter, Eden, is a student at St. Thomas School.