The Institution of Environmental Sciences Limited

Analysis

The Institution of Environmental Sciences Limited is a registered charity in England and Wales, based in London. It was registered in June 1979, 47 years ago. Its declared purposes cover education/training and environment/conservation/heritage, which this site groups under environment and conservation. Legally it is a charitable company (Companies House number 01053508). It says it provides buildings/facilities/open space, provides services and provides advocacy/advice/information.

In the financial year ending June 2025, The Institution of Environmental Sciences Limited reported income of £860k and spending of £821k, spending 96% of its income. Across the 5 years on record, from June 2021 to June 2025, income grew from £511k to £860k (+68%), an average of +14% a year. The sharpest change came in the year to June 2023, when income rose by 125%. Over the whole period it spent 64% of the income it received.

Among 4,574 England and Wales charities whose main cause is environment and conservation and that reported income, The Institution of Environmental Sciences Limited sits at the 93rd percentile: it is larger than about 93% of them. Against every charity in England and Wales with reported income it ranks in the 93rd percentile. Charities of a similar size with the same main cause include Institute of Corrosion (£857k), The Hampshire Buildings Preservation Trust Limited (£862k) and Pendeen Community Heritage (£851k).

In its latest detailed accounts, income came from charitable activities 74%, donations and legacies 18% and investments 8.4%. Charitable activities took 97% of spending and raising funds 2.3%. Reserves of £104k would cover about 2 months of spending at that rate. It employed 12 people.