THE CHARTERED INSTITUTION OF BUILDING SERVICES ENGINEERS
CIBSE publishes authoritative, internationally recognised Guidance and Codes and sets the criteria for best practice in building services engineering, with particular emphasis on the response to climate change. CIBSE accredits courses of study in further and higher education, approves work-based training programmes and provides routes to full professional registration.
Financial health, per its FY2025 accounts
The charity reported a net income of £6,878,439 for the year ended 31 December 2025, resulting in total unrestricted and designated funds of £10,031,261. The accounts state there are no material uncertainties regarding the group's ability to continue as a going concern, supported by adequate cash and liquid investments to meet liabilities as they fall due.
What the accounts disclose
“During 2025, there was £650 paid to a Trustee, Vincent Arnold, in relation to fees paid in support of the Building Safety Act Course development and Presentation” — page 81
“The financial statements include the consolidation of CIBSE Services Limited, CIBSE Certification Limited and The Chartered Institution of Building Services Engineers Hong Kong Limited (CIBSE Hong Kong Limited), all wholly owned subsidiaries of the Institution.” — page 69
Corporate structure
- Trading subsidiary: CIBSE SERVICES LIMITED Companies House 03645473
- Trading subsidiary: CIBSE CERTIFICATION LIMITED Companies House 06083016
- Registered company of the charity Companies House RC000885
- Turnover: £3.7m
- Profit before tax: £615k
- Donated/gift-aided to the charity: £1.0m
- Amount owed to CIBSE Certification Limited: £1,107,765
“Payment to CIBSE made under the gift aid scheme”
- Turnover: £1.1m
- Profit before tax: £103k
- Donated/gift-aided to the charity: £150k
- As at 31 December 2025, the company is owed £1,107,765 (2024: £825,035) by CIBSE Services Limited, a fellow subsidiary by virtue of common control by CIBSE.
“Amount paid under gift aid to CIBSE 150,352”
Property (HM Land Registry)
Structured financials (annual return, FY ending 31/12/2025)
Trustees
- David Alan Cooper MBEchair
- Aleksandra Krstanovic
- David Stevens
- Dejan Mumovic
- Edith Blennerhassett
- Eimear Moloney
- Francis Wilfred Pilbeam FCIBSE
- Mike Burton
- Mr Les Copeland
- Peter John Anderson
- Vince Arnold FCIBSE
- WING LUNG MA
Income and spending
| Financial year end | Income | Spending |
|---|---|---|
| 31/12/2025 | £11.1m | £11.0m |
| 31/12/2024 | £16.9m | £10.1m |
| 31/12/2023 | £9.5m | £9.4m |
| 31/12/2022 | £8.5m | £7.7m |
| 31/12/2021 | £6.9m | £6.6m |
Common questions
Is THE CHARTERED INSTITUTION OF BUILDING SERVICES ENGINEERS financially healthy?
Per its FY2025 accounts: The charity reported a net income of £6,878,439 for the year ended 31 December 2025, resulting in total unrestricted and designated funds of £10,031,261. The accounts state there are no material uncertainties regarding the group's ability to continue as a going concern, supported by adequate cash and liquid investments to meet liabilities as they fall due. Its FY2025 accounts were audited.
Funders of similar charities
| Funder | Similar charities funded | Amount to them |
|---|---|---|
| THE FREDERICK MULDER FOUNDATION | 1 | £18k |
| SIR ROBERT GEFFERY'S ALMSHOUSE TRUST | 1 | £14k |
| THE ORR MACKINTOSH FOUNDATION LIMITED | 1 | £10k |
Charities like this
- THE CHARTERED INSTITUTE OF BUILDING
- CHARTERED INSTITUTION OF CIVIL ENGINEERING SURVEYORS
- THE CHARTERED INSTITUTE OF PLUMBING AND HEATING ENGINEERING
- THE BRITISH INSTITUTE OF NON-DESTRUCTIVE TESTING
- CLIMATE BONDS INITIATIVE
- THE INSTITUTION OF CHEMICAL ENGINEERS
Side by side with its peers
| Charity | Income | Top pay band | Staff >£60k | Reserves vs policy | Fundraising cost | Going concern |
|---|---|---|---|---|---|---|
| THE CHARTERED INSTITUTION OF BUILDING SERVICES ENGINEERS | £11.1m | — | — | unclear | — | no doubt |
| THE CHARTERED INSTITUTE OF BUILDING | £15.4m | — | — | above | — | no doubt |
| CHARTERED INSTITUTION OF CIVIL ENGINEERING SURVEYORS | £1.3m | — | — | unclear | — | no doubt |
| THE CHARTERED INSTITUTE OF PLUMBING AND HEATING ENGINEERING | £1.3m | £100,001 - £110,000 | 2 | unclear | — | no doubt |
| THE BRITISH INSTITUTE OF NON-DESTRUCTIVE TESTING | £4.1m | — | — | unclear | — | no doubt |
| CLIMATE BONDS INITIATIVE | £9.5m | — | — | unclear | — | no doubt |