Public Charity

MARIN MONTESSORI SCHOOL

MARIN MONTESSORI SCHOOL is a Public Charity headquartered in CORTE MADERA, CA. Financial data from the 2025 filing: $12.6M revenue, $11.7M expenses, $29.5M total assets. 61 publicly reported grants to this organization, totaling roughly $4.5M, appear in IRS filings.

EIN: 941567656 CORTE MADERA, CA Preschools NTEE: B21 Latest filing: 2025
Total Revenue$12.6M
Total Expenses$11.7M
Total Assets$29.5M
Grant Records61
Funding Total$4.5M
Filing Years2021–2025

Mission

THE MISSION OF MARIN MONTESSORI SCHOOL, IN ADHERENCE TO THE PRINCIPLES OF THE ASSOCIATION MONTESSORI INTERNATIONALE (AMI) AS ENVISIONED BY DR. MARIA MONTESSORI, IS TO NURTURE THE DEVELOPMENT OF EACH CHILD IN OUR DIVERSE COMMUNITY TO HIS OR HER FULLEST POTENTIAL (CONT ON SCH O) AN INDEPENDENT, RESPONSIBLE, COMPASSIONATE, LEARNED INDIVIDUAL WHO THINKS CRITICALLY AND REALIZES CLEARLY HIS OR HER ROLE IN THE WORLD. THUS, OUR MISSION IS TO PROVIDE EDUCATION FOR LIFE.

Officers & Directors

CO-CHAIR Aliyya Shelley Mattos
DIRECTOR Amy Soper
DIRECTOR Anna Shimko
JUNIOR HIGH DIRECTOR Bill Sneed
TREASURER Carla Rummo
ASSISTANT HEAD OF SCHOOL Carolyn Woolf

Officer compensation and complete director data available with membership.

Top Grant Purposes

EDUCATION
$1,716,647 20 grants
For grant recipient's exempt purposes
$1,179,514 9 grants
FOR RECIPIENT'S EXEMPT PURPOSE
$466,333 4 grants
HUMAN SERVICES
$333,000 1 grant
GENERAL SUPPORT
$324,130 9 grants

Financial Trends

Year Revenue Expenses Assets
2025 $12.6M $11.7M $29.5M
2024 $14.1M $11.1M $30.7M
2023 $10.8M $10.3M $27.6M
2022 $11.3M $9.8M $27.2M
2021 $10.7M $9.1M $24.8M

Between 2021 and 2025, reported annual revenue grew from $10.7M to $12.6M (+17%), with total assets most recently reported at $29.5M.

Interactive year-over-year charts and full filing details available with membership.

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