The start of a new school year will also mark the beginning of a new chapter at Roy C. Ketcham High School in Wappingers Falls, NY. Google Maps Roy C Ketcham SchoolLongtime Principal Says Goodbye in Wappingers Falls, NYIf you have kids who have gone through high school at Roy C. Ketcham High School in Wappingers Falls in the last decade or so, you know the name Dave Seipp. With Seipp's departure, the Wappingers Central School District has named Anthony Giovinazzi as Interim Principal of Roy C. Ketcham High School. All five of his children graduated from Roy C. Ketcham High School, and he previously spent nearly a decade as an assistant principal at both Roy C. Ketcham and John Jay High School. Most recently, Giovinazzi served as principal of Blue Mountain Middle School and also worked as acting high school principal and assistant principal in the Hendrick Hudson School District.