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MAMARONECK COMMUNITY NURSERY SCHOOL
MAMARONECK, NY · EIN 132865547 · Form 990 · FY2024 · NTEE B21Z · Education · Medium ($1M-$10M) · mcnschool.org
revenue
$1.5M
expenses
$1.6M
net assets
$2.3M
employees
26
volunteers
100
program ratio
88%
mission · from form 990

PARENT COOPERATIVE NURSERY SCHOOL

profile · synthesized from sources

Mamaroneck Community Nursery School is a parent cooperative nursery school serving children ages 2 to 5 in Mamaroneck, New York. The school follows a play-based educational philosophy using The Creative Curriculum, emphasizing social-emotional development and learning through hands-on activities. Parents have the option to participate in the classroom, contributing to a community-centered learning environment.

named programs · 4 · from sources

What they call their work

2's Program
Classroom program for children who turn 20 months by December 31st of the school year, with options for morning, afternoon, or full-day attendance
3's and 4's Programs
Programs for three- and four-year-olds with morning, afternoon, and full-day options, focusing on play-based learning and social development
Enrichment Programs
Weekly yoga, music, Artistree, science, and nature enrichment activities offered to 3, 4, and 5-year-old students
Rainbow Room (K-Bridge Program)
Program for four-year-olds who are kindergarten-eligible or who just missed the cutoff, turning 5 by December 31st, designed to bridge into kindergarten
activities · 6 groups

What they do

  • Play-Based Early Childhood Education 2 activities
    • Deliver enrichment programs for preschoolers
      Provides structured enrichment programs in yoga, music, gymnastics, nature awareness, science, and Artistree performances for children ages 2–5, integrated into the school’s educational offerings to support holistic development.
    • Provide play-based early childhood education
      Offers a play-based learning environment grounded in The Creative Curriculum, aligned with New York State learning standards, for children from toddler age through pre-kindergarten. Programs emphasize hands-on, developmentally appropriate activities that support literacy, math, science, art, and social-emotional development to prepare children for kindergarten.
  • Family-School Engagement Programs 2 activities
    • Operate a parent cooperative model
      Runs a parent-participation cooperative in which parents volunteer in classrooms one half-day per month, assist with snacks, serve on the Board of Directors, and participate in school governance and community-building activities. This model fosters family engagement and supports a collaborative educational environment.
    • Support family engagement and communication
      Engages families through biannual parent-teacher conferences, written evaluations, weekly “Peek of the Week” emails detailing classroom activities, and opportunities for classroom participation, tours, and social events to strengthen home-school connections.
  • Onsite & Outreach Environmental Education Programs 1 activity
    • Facilitate outdoor and experiential learning
      Maintains an outdoor classroom with themed play areas including gardens, climbing structures, a water flume, and a bike track. Children engage in gardening, nature exploration, and daily outdoor play—even in snowy weather—as part of experiential learning aligned with developmental goals.
  • School and School-Community Events 1 activity
    • Host community and school-wide events
      Organizes annual events such as Halloween parades, end-of-year celebrations, classroom socials, and Artistree performances in its outdoor space, fostering community among students, families, and staff.
  • Early Childhood Education & Development Programs 1 activity
    • Provide flexible and inclusive enrollment options
      Offers multiple scheduling options (full day, morning, afternoon) and early drop-off for families, customizable weekly attendance, and programs for 2-year-olds (supporting early separation) and 3-year-olds regardless of toilet training status, ensuring accessibility and developmental appropriateness.
  • Uncategorized 1 activity
    • Maintain safe, developmentally designed learning environments
      Provides thoughtfully renovated classrooms with age-appropriate furnishings, learning materials, and large windows to outdoor spaces, along with a student-to-teacher ratio of at least 4:1, ensuring a safe and stimulating environment for learning and play.
financials · form 990 · fy2024
revenue
Total revenue$1.46M
Contributions & grants$2380%
Program service revenue$1.45M99%
Investment income$13K1%
Other revenue$0
expenses
Total expenses$1.63M
Program expenses88%
Admin / overhead12%
Fundraising0%
Salaries & benefits$1.19M
Grants paid out$564
Largest expense lineCompensation
balance sheet
Total assets$2.53M
Cash$1.40M
Investments$291K
Liabilities$199K
Net assets$2.33M
Liquid reserves12.5 mo
5 years on record · 2020–2024 · YoY revenue -11.2%
leadership · form 990 part vii · fy2024

Who runs it

paid leadership · 1
NameTitleHours/wkCompensation
MELISSA O'HALLORAN DIRECTOR 40 $100K
board members · 11
  • ALLISON SOMMER — TREASURER
  • COLLEEN COULTER — BOARD MEMBER
  • ERIKA LAUX — BOARD MEMBER
  • JENNA GOVE — CO-PRESIDENT
  • JOANNA GONZALEZ — CO-PRESIDENT
  • LAURA DILORENZO PAGE — BOARD MEMBER
  • MEAGAN MCQUADE — BOARD MEMBER
  • NANCY DOUCETTE — BOARD MEMBER
  • PJ REDMOND — BOARD MEMBER
  • SHANNA ORTEGA — BOARD MEMBER
  • SYLVA KIM — SECRETARY
relationships · 8

Who they work with

  • Artistree Partner — Provides enrichment programming for children in the 3/4/5's classes.
  • Board of Directors Partner — Elected group of parents responsible for school policy, budget, and major decisions.
  • Instagram Partner — Follows and shares content on Instagram to communicate school activities.
  • Mamaroneck United Methodist Church Partner — Original founding group that established MCNS in the 1950s; the school was initially affiliated with the church.
  • New York State Government — Aligns curriculum with New York State learning standards.
  • Sheldrake Nature Center Partner — Provides educational visits to children at MCNS as part of its programming.
  • WAEYC Partner — Teacher Roe Angilletta presents at WAEYC teacher training workshops, indicating a professional collaboration.
  • local organizations in Westchester county Partner — Collaborates with local organizations to provide enrichment programs in movement, nature awareness, and music.
strategies · 5

How they approach the work

Named approaches extracted from this org’s sources. Where others share an approach, follow it to see the full set of orgs running it.

  • Child-Centered Developmental Approach
    methodology: child_centered_developmental
    By tailoring learning experiences to individual children’s interests, choices, and developmental pace, we support holistic readiness for kindergarten because personalized, differentiated instruction fosters cognitive, social, emotional, and physical growth more effectively than standardized approaches.
  • Home-Like Learning Environment
    methodology: home_like_learning_environment
    By designing the school as a nurturing, home-away-from-home environment, we promote emotional security and belonging, which in turn supports independence and social development because children learn best when they feel safe and connected.
  • Nature-Based and Outdoor Play
    methodology: nature_based_play
    By extending the classroom into outdoor, nature-rich environments, we enhance children’s exploration, sensory development, and discovery because natural settings stimulate curiosity, physical activity, and cognitive growth through unstructured, sensory-rich play.
  • Parent Cooperative Model
    methodology: parent_cooperative
    By integrating active parent involvement in classroom instruction, governance, and community-building, we strengthen child learning outcomes and school cohesion because family engagement deepens trust, continuity, and shared responsibility for education.
  • Play-Based Learning
    methodology: play_based_learning
    By using play as the primary vehicle for learning, we develop children's social-emotional, cognitive, and academic skills because children naturally explore, engage, and master developmental milestones through self-directed, hands-on play experiences.