The Institution Of Structural Engineers
Also known as: Istructe
Learned society and qualifying body for structural engineers.
Activities & Mission
Learned society and qualifying body for structural engineers.
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
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 | £9,259,900 | £9,443,900 | £6,883,100 | £11,683,500 | £1,300,000 | 74 / 1300 |
| 2024 | £9,081,200 | £9,151,700 | £6,588,500 | £11,867,500 | £1,100,000 | 70 / 750 |
| 2023 | £8,919,700 | £8,821,000 | £6,606,000 | £11,944,800 | £11,648,500 | 65 / 700 |
| 2022 | £8,602,300 | £7,983,200 | £6,060,000 | £11,855,100 | £11,600,000 | 62 / 700 |
| 2021 | £8,115,000 | £6,975,300 | £5,321,200 | £11,263,100 | £10,962,500 | 65 / 700 |
Staff column shows: Employees / Volunteers
Frequently asked questions about The Institution Of Structural Engineers
What does The Institution Of Structural Engineers do?
Learned society and qualifying body for structural engineers.
How much income did The Institution Of Structural Engineers report in 2025?
The Institution Of Structural Engineers reported total income of £9.26m and reported expenditure of £9.44m for the financial year ending 2025, based on the most recent annual return filed with the Charity Commission.
When was The Institution Of Structural Engineers registered as a charity?
The Institution Of Structural Engineers was registered with the Charity Commission for England and Wales on 5 March 1964 as charity number 233392. It has been registered for 62 years.
Who runs The Institution Of Structural Engineers?
The Institution Of Structural Engineers is governed by a board of 11 trustees. The chair of trustees is Professor Donald McQuillan. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does The Institution Of Structural Engineers operate?
The Institution Of Structural Engineers operates across 109 areas, including Albania, Andorra, Angola and 106 others. The full list is shown on its profile.
Is The Institution Of Structural Engineers a registered charity?
Yes — The Institution Of Structural Engineers is a registered charity in England and Wales, charity number 233392.
Details
LONDON
EC1V 3PS
Registry Information
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Also Known As
- Istructe
Data & trust
- Register data refreshed
- 30 July 2026
- Methodology
- How metrics are calculated