Mission
PROMOTE STUDY OF INTERNATIONAL AFFAIRS
Public Charity
THE CHATHAM HOUSE FOUNDATION INC
Based in Washington, DC, THE CHATHAM HOUSE FOUNDATION INC operates as a Public Charity. The organization reported $702K in revenue, $339K in expenses, $452K in total assets for fiscal year 2025. Imperigo tracks 27 reported grant relationships connected to this organization totaling approximately $784K.
EIN: 131347212
Washington, DC
Promotion of International Understanding
NTEE: Q20
Latest filing: 2025
Total Revenue$702K
Total Expenses$339K
Total Assets$452K
Grant Records27
Funding Total$784K
Filing Years2021–2025
Where $100 goes at The Chatham House Foundation Inc
How The Chatham House Foundation Inc divides every $100 it spends, from its own Form 990 filings, averaged across 7 years.
$97
Programs
the work itself
$3
Management
running the organization
$0
Fundraising
none reported
No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.
Inside the $97 for programs
$97
Provide grants to promote international understanding
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.
Sample Grants Received
INTERNATIONAL, FOREIGN AFFAIRS
$15,000
ENVIRONMENT, ANIMALS
$12,500
CAPITAL CAMPAIGN
$95,000
For grant recipient's exempt purposes
$25,000
INTERNATIONAL, FOREIGN AFFAIRS
$15,000
Showing up to 5 of 27 total records — full history available with membership.
Officers & Directors
PRESIDENT AND DIRECTOR
Brian C Mck Henderson
TREASURER AND DIRECTOR
Phoebe Wood
DIRECTOR
Simon Flanagan
SECRETARY AND DIRECTOR
Susan Schoenfeld Harrington
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $702K | $339K | $452K |
| 2024 | $506K | $624K | $89K |
| 2023 | $262K | $154K | $208K |
| 2022 | $758K | $834K | $101K |
| 2021 | $356K | $445K | $176K |
Between 2021 and 2025, reported annual revenue grew from $356K to $702K (+97%), with total assets most recently reported at $452K.
Interactive year-over-year charts and full filing details available with membership.