Marymount’s faculty, staff, and administrators are dynamic, dedicated professionals who model lifelong learning, nurture a growth mindset, and make meaningful connections with students. A 5:1 student-teacher ratio facilitates individual attention and differentiated instruction, ensuring that each student is supported and challenged in her learning.

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  • Shawn McDermott

    Shawn McDermott

    Lower School Homerooms
    Head Teacher, Class IB
  • Fran McGoldrick

    Fran McGoldrick

    Religious Studies
    Religious Studies Teacher, N-II
  • Sabra McKenzie-Hamilton

    Sabra McKenzie-Hamilton

    Upper School Divisional Office
    Divisional Head, Upper School
  • Ella McLaughlin

    Ella McLaughlin

    Lower Middle School Homerooms
    Head Teacher, Class IIIA
  • Molly Meade

    Molly Meade

    Lower School Homerooms
    Assistant Teacher, Pre-KA
  • Guillermina Mejia

    Guillermina Mejia

    Food Services
    Food Service Assistant
  • Emily Mell

    Emily Mell

    Lower School Homerooms
    Head Teacher, Pre-KA
  • Whitney Mietz

    Whitney Mietz

    Health and Wellness
    Physical Education
    PE & Health Teacher
  • Mark Milroy

    Mark Milroy

    Visual Arts
    Artist-in-Residence; Visual Arts Teacher, III-V
  • Kimberly Min

    Kimberly Min

    Lower School Homerooms
    Head Teacher, Class IIA
  • Gildardo Molina

    Gildardo Molina

    Facilities
    Facilities & Cafeteria Support Staff
  • Shyne Mon

    Shyne Mon

    Physical Education
    Physical Education Teacher
  • Margaret Monnin

    Margaret Monnin

    Learning Resources
    Learning Specialist, IV-V
  • Elizabeth Moore

    Elizabeth Moore

    Reception
    Receptionist & General School Support
  • Gavin Moore

    Gavin Moore

    Physical Education
    Physical Education Teacher
  • Yasuho Mori

    Yasuho Mori

    Athletics
    Athletic Trainer
  • Tor Morten

    Tor Morten

    Music
    Accompanist, VI-XII
  • Gabino Mosso

    Gabino Mosso

    Food Services
    Food Service Assistant
  • Megan Mulcahy

    Megan Mulcahy

    Development
    Director of Development
  • Christopher Musco

    Christopher Musco

    Physical Education
    Physical Education Teacher
  • Ricky Myint

    Ricky Myint

    Physical Education
    Chair, Physical Education
  • Nadia Ngaro

    Nadia Ngaro

    Security
    Security Guard, Fifth Avenue
  • Viet Nguyen

    Viet Nguyen

    English
    Language Arts IV Teacher
  • Nathalie Nisinson

    Nathalie Nisinson

    World Languages
    Co-Chair, World Languages; Latin Teacher
  • Tamara Nozik

    Tamara Nozik

    Music
    Performing Arts
    Director of N-XII Music
  • Marie O'Brien

    Marie O'Brien

    English
    English Teacher
  • Fiona O'Doherty

    Fiona O'Doherty

    Math
    Chair, Math
  • Kendra O'Dwyer

    Kendra O'Dwyer

    Head's Office
    Associate Head for Academics
  • Sasha O'Halloran

    Sasha O'Halloran

    Lower School Homerooms
    Assistant Teacher, KC
  • Sophie Paci

    Sophie Paci

    Lower Middle School Homerooms
    Head Teacher, Class VA
  • Jillian Pagliocca

    Jillian Pagliocca

    Upper Middle School Divisional Office
    Divisional Head, Upper Middle School
  • Janira Palacio-Salazar

    Janira Palacio-Salazar

    Upper School Divisional Office
    Divisional Assistant, Upper School
  • Mackenzie Patel

    Mackenzie Patel

    Religious Studies
    Religious Studies, III-V
  • Sofia Payano

    Sofia Payano

    Lower School Homerooms
    Assistant Teacher, Class IB; Spanish Teacher, Pre-K
  • Sergio Pena-Marrero

    Sergio Pena-Marrero

    Food Services
    Junior Chef
  • Jessica Penaloza

    Jessica Penaloza

    Facilities
    Maintenance Staff
  • John Perez

    John Perez

    Technology Department
    Network Administrator
  • Rayvon Persaud

    Rayvon Persaud

    Facilities
    Facilities Support Staff
  • Natalie Petit

    Natalie Petit

    Lower Middle School Homerooms
    Head Teacher, Class IVB
  • Laura Pietropinto

    Laura Pietropinto

    Performing Arts
    Artist-in-Residence
  • Rita Pietropinto-Kitt

    Rita Pietropinto-Kitt

    Performing Arts
    Director of Performing Arts, Arts Engagement and Program Development
  • Jamie Raboy

    Jamie Raboy

    Lower School Librarian
  • Kim Raccio

    Kim Raccio

    Global Programs
    Director of Global Programs
  • Renee Ramdath

    Renee Ramdath

    Technology Department
    Senior Network Administrator
  • Ashley Ramsawak

    Ashley Ramsawak

    Science
    Science Teacher, IV-V
  • Colleen Reilly

    Colleen Reilly

    Lower Middle School Homerooms
    Head Teacher, Class IIIA (Maternity Leave Replacement)
  • Coaine Richards

    Coaine Richards

    Math
    Math Teacher
  • Katherine Rietberg

    Katherine Rietberg

    English
    Language Arts III/V Teacher
  • Lorraine Riley

    Lorraine Riley

    Head's Office
    Head of School
  • Lillian Ritchie

    Lillian Ritchie

    Creative Technology
    Director of Innovation
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