William O. Schaefer Elementary School
140 Lester Drive
Tappan, NY 10983
Main: (845) 680-1301
Fax: (845) 680-1920

Mr. Rob Schiessman, Acting Principal
(845) 680-1303

Mr. Brian Galvin, Acting Assistant Principal
(845) 680-1325

Ms. Ellen Hennessy, Secretary
(845) 680-1318

Ms. Tricia Psychas, Clerk
(845) 680-1301

Ms. Riva Fisher, RN, School Nurse
(845) 680-1304