Anti-Slavery International
Anti-Slavery International works to eliminate all forms of slavery throughout the world by investigating and exposing current cases of slavery, campaigning for its eradication, supporting the initiatives of local organisations to secure the freedom of those in slavery or vulnerable to it, and pressing for more effective implementation of national and international laws against slavery.
Activities & Mission
Anti-Slavery International works to eliminate all forms of slavery throughout the world by investigating and exposing current cases of slavery, campaigning for its eradication, supporting the initiatives of local organisations to secure the freedom of those in slavery or vulnerable to it, and pressing for more effective implementation of national and international laws against slavery.
Areas of Operation
Where this charity is registered to operate, as self-declared to the Charity Commission. These are regulatory classifications, not a list of active programmes, and don't necessarily indicate fundraising activity in each location.
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Country
Region
Financial Information
Financial Efficiency
Higher than 77% of UK Charitable activities charities with income £1M to £10M (sample: 1335). How is this calculated?
Higher than 27% of UK Charitable activities charities with income £1M to £10M. How is this calculated?
Lower overhead than 25% of UK Charitable activities charities with income £1M to £10M. (Lower overhead is generally read as more efficient.) How is this calculated?
Latest Financial Breakdown
Income Sources
Expenditure Categories
Financial Trend
Annual Returns
As filed with the Charity Commission for England and Wales. Most recent filing covers the financial year ending 2025.
| Financial Year | Income | Expenditure | Charitable Spending | Net Assets | Reserves | Staff |
|---|---|---|---|---|---|---|
| 2025 | £3,689,491 | £4,214,262 | £3,785,766 | £1,370,540 | £867,058 | 40 / 0 |
| 2024 | £5,010,744 | £4,421,037 | £3,802,645 | £1,895,308 | £1,377,428 | 38 / 2 |
| 2023 | £3,898,158 | £3,793,450 | £3,123,117 | £1,305,601 | £195,559 | 33 / 5 |
| 2022 | £3,474,614 | £3,287,627 | £2,775,941 | £1,200,893 | £160,397 | 38 / 9 |
| 2021 | £3,166,276 | £2,937,097 | £2,497,414 | £1,013,906 | £291,571 | 32 / 3 |
Staff column shows: Employees / Volunteers
Frequently asked questions about Anti-Slavery International
What does Anti-Slavery International do?
Anti-Slavery International works to eliminate all forms of slavery throughout the world by investigating and exposing current cases of slavery, campaigning for its eradication, supporting the initiatives of local organisations to secure the freedom of those in slavery or vulnerable to it, and pressing for more effective implementation of national and international laws against slavery.
How much income did Anti-Slavery International report in 2025?
Anti-Slavery International reported total income of £3.69m and reported expenditure of £4.21m for the financial year ending 2025, based on the most recent annual return filed with the Charity Commission.
How efficient is Anti-Slavery International?
Anti-Slavery International has a program ratio of 102.6%, meaning that share of its income goes directly to charitable activities. This is higher than 77% of UK Charitable activities charities with income £1M to £10M (sample of 1335 charities). See our methodology for how this is calculated.
When was Anti-Slavery International registered as a charity?
Anti-Slavery International was registered with the Charity Commission for England and Wales on 13 September 1995 as charity number 1049160. It has been registered for 31 years.
Who runs Anti-Slavery International?
Anti-Slavery International is governed by a board of 7 trustees. The chair of trustees is Sunil Pranlal Sheth. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does Anti-Slavery International operate?
Anti-Slavery International operates across 6 areas, including Bangladesh, Ghana, Mauritania and 3 others. The full list is shown on its profile.
Is Anti-Slavery International a registered charity?
Yes — Anti-Slavery International is a registered charity in England and Wales, charity number 1049160.
Details
17 Oval Way
LONDON
SE11 5RR
Registry Information
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Major UK charities in the same primary sector, drawn from the curated priority cohort.
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Also governs 1 other charity
Sectors & Classifications
Data & trust
- Register data refreshed
- 14 May 2026
- Methodology
- How metrics are calculated