THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES
Registration #206504 · Registered
www.iiss.orgaccounts@iiss.org
ARUNDEL HOUSE 6 TEMPLE PLACE WC2R 2PG
The IISS aims to provide, from an international perspective, the best objective information on military and political developments and to assist in conflict resolution through the conduct of dialogues and conferences, research and publications. Its mission is to promote the adoption of sound policies to further global peace and security and maintain civilised international relations.
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About THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES
THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES is a registered charity in England and Wales (registration number 206504). Based on official Charity Commission data, it holds a "Platinum" rating with a CharityScore of 85/100 — one of the highest-rated charities in England and Wales for governance and transparency. This places it among the top-rated charities in our database, reflecting strong performance across governance, financial health, and regulatory compliance. In its most recent reporting year (2024), THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES reported a total income of £26,511,555 and total expenditure of £25,491,805, a spending ratio of 96% which is broadly in line with its income. According to the Charity Commission register, THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES describes its activities as follows: The IISS aims to provide, from an international perspective, the best objective information on military and political developments and to assist in conflict resolution through the conduct of dialogues and conferences, research and publications. Its mission is to promote the adoption of sound policies to further global peace and security and maintain civilised international relations. Our analysis found no significant governance concerns for THE INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES. No regulatory actions, filing failures, or financial anomalies were detected in the available public data. This profile is based on data publicly available from the Charity Commission for England and Wales and is updated periodically as new filings are processed. CharityScore UK provides independent, data-driven transparency ratings to help donors give with confidence — we are not affiliated with this charity or any government body.

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Financial History
Latest spending ratio: 96.2% of income spent on charitable work
| Year | Income | Spending | Ratio |
|---|---|---|---|
| 2024 | £26,511,555 | £25,491,805 | 96% |
Data sourced from the Charity Commission for England & Wales · Last scored 6/11/2026