THE INTERNATIONAL INSTITUTE FOR

WASHINGTON, DC, 20037 (202) 659-1490 Est. 2001 EIN 52-2335215
Q40 - International Peace & Security 990 - Public charity return 501(c)(3)
www.iiss.org

Mission

TO PROVIDE ACCURATE, OBJECTIVE INFORMATION AND ANALYSIS ON INTERNATIONAL STRATEGIC ISSUES FOR LEGISLATORS, DIPLOMATS, FOREIGN AFFAIRS ANALYSTS, INTERNATIONAL BUSINESS LEADERS, ECONOMISTS, THE MILITARY, DEFENSE COMMENTATORS, JOURNALISTS, ACADEMICS AND THE PUBLIC. THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES - U.S. (THE INSTITUTE) IS INDEPENDENT AND OWES NO ALLEGIANCE TO ANY GOVERNMENT, OR TO ANY POLITICAL OR OTHER ORGANIZATION.

Financials

Total Revenue
$1,433,483
Total Expenses
$1,491,187
Net Assets
$200,289
15 employees 2 volunteers
From latest filing (tax period ending 2025-09-30)

Financial Health

Operating Reserve
1.6 months Low
Net assets / monthly expenses
Year-over-Year Change
Revenue ↑ 56.4%
Expenses ↑ 47.1%
Revenue Sources
Contributions 99.9%
Expense Breakdown
Program 87.2% Management 9.7% Fundraising 3.1%

Officers & Key Employees (7)

Individual compensation is available on Grow plans.

Grants Received (19)

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Filing History (7 filings)

YearRevenueExpensesNet Assets
2024 990 - Public charity return
Oct 1, 2024 to Sep 30, 2025
$1,433,483 ↑$1,491,187$200,289
2023 990 - Public charity return
Oct 1, 2023 to Sep 30, 2024
$916,364 ↓$1,013,551$257,993
2022 990 - Public charity return
Oct 1, 2022 to Sep 30, 2023
$939,553 ↓$923,062$355,180
2021 990 - Public charity return
Oct 1, 2021 to Sep 30, 2022
$1,086,005 ↑$1,000,337$338,689
2020 990 - Public charity return
Oct 1, 2020 to Sep 30, 2021
$676,616 ↓$638,296$253,021
2019 990 - Public charity return
Oct 1, 2019 to Sep 30, 2020
$778,789 ↑$738,038$189,702
2017 990 - Public charity return
Oct 1, 2017 to Sep 30, 2018
$750,251 $856,682$46,704

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EIN: 52-2335215 · Source: IRS Form 990 e-file data