SIS Swiss International School (Pfäffikon-Schwyz) by TIS | May 31, 2022 | 0 comments SIS Swiss International School (Pfäffikon-Schwyz) fee detail, review, academic calendar and other info Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.