Public Charity

WILMINGTON MONTESSORI SCHOOL INC

WILMINGTON MONTESSORI SCHOOL INC is a Public Charity headquartered in WILMINGTON, DE. Financial data from the 2025 filing: $4.3M revenue, $3.9M expenses, $10.8M total assets. 3 publicly reported grants to this organization, totaling roughly $115K, appear in IRS filings.

EIN: 510102104 WILMINGTON, DE Preschools NTEE: B21 Latest filing: 2025
Total Revenue$4.3M
Total Expenses$3.9M
Total Assets$10.8M
Grant Records3
Funding Total$115K
Filing Years2021–2025

Mission

THE SCHOOL IS A COLLABORATIVE LEARNING COMMUNITY ROOTED IN MONTESSORI PRINCIPLES, INSPIRING THE JOYFUL DISCOVERY OF SELF AND A PASSION FOR LEARNING AND INDEPENDENT THINKING. WE EMPOWER CHILDREN TO BE KNOWLEDGEABLE AND RESPONSIBLE CONTRIBUTORS TO THE GLOBAL COMMUNITY.

Where $100 goes at Wilmington Montessori School Inc

How Wilmington Montessori School Inc divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.

$81 Programs the work itself
$17 Management running the organization
$2 Fundraising raising the next dollar

Inside the $81 for programs

$75
Preschool, elementary, and middle school education programs using montessori methods of education for approximately 162 students
93% of program spending · Reported in the filing: 162 students
$6
Summer day camp program for approximately 200 children to continue and reinforce other learning experiences beyond the traditional school year
7% of program spending · Reported in the filing: 200 children
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Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Officers & Directors

BOARD MEMBER Caroline Lintner
BOARD MEMBER Donna Bissey
BOARD MEMBER Gary Finger
BOARD MEMBER James Wake
TREASURER Joe Abele
CHAIR Paul Sakaguchi

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$115,132 3 grants

Financial Trends

Year Revenue Expenses Assets
2025 $4.3M $3.9M $10.8M
2024 $4.1M $3.9M $10.3M
2023 $4.3M $3.9M $9.6M
2022 $5.1M $3.7M $9.4M
2021 $4.7M $3.3M $9.8M

Between 2021 and 2025, reported annual revenue declined from $4.7M to $4.3M (-7%), with total assets most recently reported at $10.8M.

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

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