Public Charity

CHATHAM DAY SCHOOL

CHATHAM DAY SCHOOL is a Public Charity headquartered in CHATHAM, NJ. Financial data from the 2025 filing: $7.6M revenue, $7.2M expenses, $22.4M total assets. 27 publicly reported grants to this organization, totaling roughly $707K, appear in IRS filings.

EIN: 137100017 CHATHAM, NJ Education N.E.C. NTEE: B99 Latest filing: 2025
Total Revenue$7.6M
Total Expenses$7.2M
Total Assets$22.4M
Grant Records27
Funding Total$707K
Filing Years2021–2025

Mission

CHATHAM DAY SCHOOL CELEBRATES AND VALUES EACH CHILD AS A UNIQUE LEARNER WITH EXTRAORDINARY POTENTIAL. WE OFFER AN ACADEMICALLY AMBITIOUS PROGRAM THAT PROMOTES INTELLECTUAL ACHIEVEMENT AND EMOTIONAL GROWTH IN A DIVERSE AND NUTURING ENVIRONMENT.

Officers & Directors

TRUSTEE Abby Wellington
BOARD CHAIR Amy Kelley
TRUSTEE Ashish Parikh
TREASURER Daniel Mon
DIRECTOR OF FINANCE Dan Opperthauser
HEAD OF SCHOOL David Buffum

Officer compensation and complete director data available with membership.

Top Grant Purposes

For grant recipient's exempt purposes
$203,380 6 grants
Use by the organization's general fund
$133,019 1 grant
GENERAL SUPPORT
$92,367 8 grants
GRANT SUPPORT
$60,250 2 grants
EDUCATION
$57,000 2 grants

Financial Trends

Year Revenue Expenses Assets
2025 $7.6M $7.2M $22.4M
2024 $8.4M $6.8M $22.4M
2023 $7.1M $6.5M $20.8M
2022 $6.7M $5.8M $20.7M
2021 $6.2M $5.4M $20.6M

Between 2021 and 2025, reported annual revenue grew from $6.2M to $7.6M (+22%), with total assets most recently reported at $22.4M.

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

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