PLEASE NOTE: Léman’s birthday cut off for PK2, PK3, PK4 and K is December 31.
Interested in joining Léman? Limited openings available for the 2024-2025 school year. Mid-year enrollment is available. Submit an application on Ravenna as soon as possible.
Applications for 2025-2026 are now open. To view upcoming tour dates, click here. Contact our Admissions Team with any questions.
Ms. Castelluccio was named Head of School at Léman Manhattan in October 2015 and began her term in July 2016. A proven educational leader and visionary, Ms. Castelluccio has dedicated her career to driving student performance and building community in PreK-12 schools in the U.S. and internationally for more than 25 years. She joins Léman after four years as the Head of School at Marymount International School of Rome, also an International Baccalaureate School, where she developed and carried out a strategic plan that increased IB scores to 98% pass rate and 45% of students scoring in the top 20th percentile worldwide.
From 2009-2012, Ms. Castelluccio served as Marymount Rome's Elementary School Principal, where her accomplishments included introducing Columbia University Teachers College Reader's and Writer's Workshop and Responsive Classroom, and advancing the academic rigor of the educational program. For more than a decade prior to Marymount Rome, Ms. Castelluccio held senior administrative roles at high-performing elementary schools in Westport and Stratford, Connecticut. She began her career as a 3rd and 4th Grade teacher. Ms. Castelluccio holds a Bachelor of Arts in Intermediate Education, Magna Cum Laude, from Southern Connecticut State University; a Master of Science in Science Education from Southern Connecticut State University; and a Sixth Year Degree in Administration and Supervision from Sacred Heart University. Originally from the Bronx, Maria raised her four children in Fairfield County, Connecticut. She is an avid reader, and when she has the time, loves to travel, walk and practice yoga.