Subterranea Britannica

Analysis

Subterranea Britannica is a registered charity in England and Wales, based in Ascot. It was registered in April 2011, 15 years ago. Its declared purposes cover education/training, arts/culture/heritage/science and environment/conservation/heritage, which this site groups under arts, culture, heritage and science. Legally it is a charitable company (Companies House number 06447148). It says it makes grants to individuals, makes grants to organisations and provides advocacy/advice/information.

In the financial year ending December 2025, Subterranea Britannica reported income of £31k and spending of £27k, spending 85% of its income. Across the 5 years on record, from December 2021 to December 2025, income fell from £33k to £31k (-6.4%), an average of -1.6% a year. The sharpest change came in the year to December 2022, when income rose by 96%. Over the whole period it spent 99% of the income it received.

Among 17,634 England and Wales charities whose main cause is arts, culture, heritage and science and that reported income, Subterranea Britannica sits at the 60th percentile: it is larger than about 60% of them. Against every charity in England and Wales with reported income it ranks in the 53rd percentile. Charities of a similar size with the same main cause include Woolpit Village Hall (£31k), KJV Community Children's Choir Charitable Incorporated Organisation (£31k) and Brentor Village Hall and Playing Field (£31k).