Home › The largest › 1195467
Accounting for Sustainability
Registered charity 1195467, on the register since 10 August 2021. The 3,725th largest charity in England and Wales by income.
From the registerYear to 31 March 2025
Income£3.7m
Spending£3.8m
Deficit£112k
AccountsUp to date
Legal formCIO
Years on the register5
What it says it does
Accounting for Sustainability (A4S) was established by HM King Charles III, when he was The Prince of Wales, in 2004. Our aim is to transform finance to make sustainable business, business as usual.
In the charity's own words, as filed with the Charity Commission.
Its causes
Where it works
It names no single council area: it works across England and Wales, or further.
Check it yourself
Its entry on the Charity Commission register · its own website
Figures are the latest the charity has reported to the Charity Commission, current to 27 September 2026. How this site works.