BRITISH TRUST FOR ORNITHOLOGY(THE)
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Cash
£5m
+20.2% vs 2024
Net assets
£6.5m
-1.9% vs 2024
Employees
163
+5.2% vs 2024
Profit before tax
—
Period ending 2025-03-31
Net assets
2-year trend · vs Industrials median
BRITISH TRUST FOR ORNITHOLOGY(THE)·Industrials median
BRITISH TRUST FOR ORNITHOLOGY(THE)·Industrials median
BRITISH TRUST FOR ORNITHOLOGY(THE)·Industrials median
BRITISH TRUST FOR ORNITHOLOGY(THE)·Industrials median
BRITISH TRUST FOR ORNITHOLOGY(THE)·Industrials median
Accounts
2-year trend · Δ = latest vs prior filed period · latest reflected 2025-03-31
| Metric | Trend | 2024-03-31 | 2025-03-31 | Δ vs prior |
|---|---|---|---|---|
| Total income | £1,266,000 | £1,189,000 | -6.1% | |
| Operating profit | — | — | — | |
| Profit before tax | — | — | — | |
| Net profit | £1,487,000 | -£307,000 | -120.6% | |
| Cash | £4,132,000 | £4,967,000 | +20.2% | |
| Total assets less current liabilities | £7,352,000 | £6,807,000 | -7.4% | |
| Net assets | £6,665,000 | £6,538,000 | -1.9% | |
| Equity | £6,665,000 | £6,538,000 | -1.9% | |
| Average employees | 155 | 163 | +5.2% | |
| Wages | £4,595,000 | £5,319,000 | +15.8% | |
| Directors' remuneration | — | — | — | |
| Highest paid director | £80,000 | £81,000 | +1.3% |
Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. The Δ column is the change from the prior filed period as a percentage of |prior|; lines a company doesn't report show —. About these numbers
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2024-03-31 | 2025-03-31 |
|---|---|---|---|
| Net margin | 117.5% | -25.8% | |
| Gearing (liabilities / total assets) | 30.5% | 29.4% | |
| Current ratio | 2.97x | 2.57x |
Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Consolidated group
- Auditor
- Ensors
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“In auditing the group financial statements, we have concluded that the trustees' use of the going concern basis of accounting in the preparation of the financial statements is appropriate.”
Group structure
- BRITISH TRUST FOR ORNITHOLOGY(THE) · parent
- BTO Services Ltd
- Porzana Ltd
- BTO Consulting Ltd
Significant events
- “BTO Youth collaborated with RSPB and WWF-UK to organise the second UK Youth in Nature Summit.”
- “BTO joined forces with more than 400 organisations for the Restore Nature Now march in London.”
- “A new raptor monitoring scheme was launched in Wales.”
- “12 of our head-started Curlews returned to East Anglia and attempted to breed.”
- “The latest Seabird Monitoring Programme report was published in November 2024.”
- “The new BTO website was launched in early summer 2025.”
- “BTO Northern Ireland opened its first-ever office in March.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
14 active · 131 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| BRADFIELD, Simon David | Secretary | 2025-05-30 | — | — |
| BUSCALL, Dominic Edward | Director | 2024-01-01 | Aug 1992 | British |
| COUCHER, Iain Michael | Director | 2022-01-01 | Aug 1961 | British |
| DAVIES, Zoe Georgina, Professor | Director | 2023-01-01 | Jun 1978 | British |
| DRESSER, Emma | Director | 2023-01-01 | Sep 1983 | British |
| DUNNING, Jamie | Director | 2026-01-05 | Mar 1992 | British |
| LUDHRA, Geeta, Dr | Director | 2026-01-02 | Oct 1969 | British |
| MARQUIS, Simon John | Director | 2020-01-01 | May 1953 | British |
| METCALFE, Stephen Jonathan | Director | 2025-01-01 | Feb 1956 | British |
| MILLER, Jane Elizabeth | Director | 2023-01-01 | Jun 1963 | British,New Zealander |
| THOMAS, Rachel Clara, Dr | Director | 2026-01-07 | Sep 1971 | British |
| THORNTON, Emma | Director | 2023-01-01 | May 2001 | British |
| WILLIS, Stephen Geoffrey, Professor | Director | 2024-01-01 | Dec 1971 | British |
| ZIFF, Joel Meade | Director | 2023-01-01 | Jan 1961 | British |
Show 131 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| CADWALLENDER, Thomas Andrew | Secretary | 2002-01-01 | 2003-12-31 |
| CADWALLENDER, Thomas Andrew | Secretary | 2002-01-01 | 2002-01-01 |
| ELVIN, Andrew | Secretary | — | 2003-04-30 |
| GREENWOOD, Jeremy John Denis | Secretary | 2005-03-01 | 2006-02-25 |
| GREENWOOD, Jeremy John Denis | Secretary | 2003-05-14 | 2003-11-06 |
| PHILLIPS, Gareth Wyn | Secretary | 2003-11-06 | 2005-02-28 |
| SCOTT, Andrew Thomas | Secretary | 2006-02-25 | 2025-05-30 |
| APPLETON, Graham Frank | Director | 1993-01-01 | 1996-12-31 |
| BAINBRIDGE, Ian Paul, Dr | Director | 2016-04-21 | 2021-12-31 |
| BARCLAY, Fiona | Director | 2014-01-01 | 2021-12-31 |
| BEARHOP, Stuart, Professor | Director | 2015-01-01 | 2018-12-31 |
| BETTON, Keith Findlay | Director | 2010-01-01 | 2013-12-31 |
| BIBBY, Colin Joseph | Director | 1998-01-01 | 2001-12-31 |
| BIBBY, Colin Joseph | Director | — | 1992-12-31 |
| BLAKENHAM, Michael John, Viscount | Director | 2002-01-01 | 2005-12-31 |
| BREESE, Dilys Viola | Director | 1998-01-01 | 2001-12-31 |
| BREESE, Dilys Viola | Director | 1993-01-01 | 1996-12-31 |
| BRENCHLEY, Anne, Dr | Director | 2005-01-01 | 2008-12-31 |
| BRIGGS, Barnaby Daniel | Director | 2012-01-01 | 2015-12-31 |
| BRYANT, David Murray | Director | 1994-01-01 | 1997-12-31 |
| BUCKNELL, Neil John | Director | 2009-01-01 | 2014-12-31 |
| CADWALLENDER, Thomas Andrew | Director | 2004-01-01 | 2005-12-31 |
| CADWALLENDER, Thomas Andrew | Director | 1997-01-01 | 2000-12-31 |
| CALLION, John Cragg | Director | 1991-12-06 | 1995-09-21 |
| CAMPBELL, Niall Gordon | Director | 2006-01-01 | 2011-12-31 |
| CASTLE, Ian Charles | Director | 2001-01-01 | 2004-12-31 |
| CASTLE, Ian Charles | Director | 1991-12-07 | 1996-12-31 |
| COKER, David Graeme | Director | 2007-01-01 | 2010-12-31 |
| COKER, David Graeme | Director | 1994-01-01 | 1997-12-31 |
| COX, Robin Anthony Frederick | Director | 1991-12-24 | 1995-12-31 |
| CRESSWELL, Brian Herbert | Director | 1999-01-01 | 2002-12-31 |
| CRESSWELL, William Richard Lawrence, Dr | Director | 2003-01-01 | 2006-12-31 |
| DARLING, Ian Marshall | Director | 1995-01-01 | 1998-12-31 |
| DICKEY, Roger Charles, Lt Col | Director | 2014-01-01 | 2019-12-31 |
| DICKEY, Roger Charles, Lt Col | Director | 2009-01-01 | 2012-12-31 |
| DICKSON, Wendy Eaton | Director | 1996-01-01 | 1999-12-31 |
| DU FEU, Christopher | Director | 2003-01-01 | 2006-12-31 |
| DU FEU, Richard | Director | 2022-01-01 | 2026-01-02 |
| ELKINS, Norman | Director | 2000-12-09 | 2004-12-31 |
| EVANS, Glynne Colin | Director | 1995-01-01 | 1998-12-31 |
| EYRE, John Alton | Director | 2003-01-01 | 2006-12-31 |
| FITZPATRICK, Paul, Dr | Director | 2023-01-01 | 2024-12-31 |
| FLEGG, James John Maitland, Dr | Director | 1995-01-01 | 1998-12-31 |
| FOX, Anthony David, Professor | Director | 2013-01-01 | 2016-12-31 |
| FOX, Anthony David, Professor | Director | 2004-01-01 | 2007-12-31 |
| FURNESS, Robert William, Professor | Director | 2011-01-01 | 2014-12-31 |
| FURNESS, Robert William, Professor | Director | — | 1993-12-31 |
| GALSWORTHY, Anthony Charles, Sir | Director | 2003-01-01 | 2006-12-31 |
| GIBBS, Rowland Geoffrey | Director | 2004-01-01 | 2007-12-31 |
| GILL, Jennifer Agnes, Prof | Director | 2016-01-01 | 2022-12-31 |
| GOOZEE, Nicholas Peter | Director | 1997-01-01 | 1998-03-03 |
| GOSLER, Andrew Graham, Revd. Prof. | Director | 1994-01-01 | 1998-12-31 |
| GREEN, George Henry | Director | — | 1991-12-31 |
| GUY, Sophie | Director | 2020-01-01 | 2021-12-03 |
| HAMILTON, Rosemary | Director | 2008-01-01 | 2011-12-31 |
| HARDMAN, Ann | Director | 1996-01-01 | 1999-12-31 |
| HARDMAN, Joseph Arthur | Director | — | 1994-12-31 |
| HARDY, Anthony Richard | Director | 1992-01-12 | 1995-12-31 |
| HARPER, David George Charles, Dr | Director | 1996-01-01 | 1999-12-31 |
| HARRIS, Michael Philip, Dr | Director | 1993-01-01 | 1996-12-31 |
| HARRIS, Robert John, Dr | Director | 2007-01-01 | 2013-12-31 |
| HARTLEY, Ian Russell, Dr | Director | 2008-01-01 | 2011-12-31 |
| HENDERSON, Andrew Charles Buchanan | Director | 2014-01-01 | 2017-12-31 |
| HENTON, Margaret Patricia | Director | 2011-01-01 | 2014-12-31 |
| HERBER, Keith | Director | 1994-01-01 | 1998-12-31 |
| HODGE, Timothy Neil | Director | 2002-01-01 | 2007-12-31 |
| HOLLIDAY, Frederick George Thomas, Professor Sir | Director | 1997-01-01 | 2001-12-31 |
| HOWARD, Richard Percival | Director | — | 1993-12-31 |
| HUDSON, Peter John, Professor | Director | 2001-01-01 | 2002-12-31 |
| HUNTER, Stephen, Dr | Director | 2017-03-15 | 2021-12-31 |
| HUNTER, Stephen, Dr | Director | 2004-01-01 | 2008-12-31 |
| HUNTER, Stephen, Dr | Director | 1999-01-01 | 2002-12-31 |
| HURST, Frances Mary | Director | 2013-01-01 | 2022-12-31 |
| INSLEY, Hugh, Dr | Director | 2012-01-01 | 2015-12-31 |
| INSLEY, Hugh, Dr | Director | 2000-01-01 | 2003-12-31 |
| IRELAND, Philip Letall | Director | — | 1992-12-31 |
| JARDINE, David Chisholm | Director | 2016-01-01 | 2019-12-31 |
| JARDINE, David Chisholm | Director | — | 1994-12-31 |
| KNOCK, Raymond Alan | Director | 1995-01-01 | 1998-12-31 |
| LEVER, Tresham Christopher Arthur Lindsay, Sir | Director | — | 1992-12-31 |
| LLOYD, John Vaughan | Director | 2005-01-01 | 2009-12-31 |
| LYSTER, Rae Lionel Haggard | Director | — | 1994-12-31 |
| MABEY, Richard | Director | 1999-01-01 | 1999-05-25 |
| MARTIN, Alan John | Director | 2001-01-01 | 2004-12-31 |
| MARTIN, Alan John | Director | 1994-01-01 | 1999-12-31 |
| MILLS, Christopher Philip Roger, The Viscount | Director | 2014-01-01 | 2017-12-31 |
| MILNE, David Calder | Director | 2009-01-01 | 2012-12-31 |
| MONAGHAN, Patricia, Professor | Director | 2007-01-01 | 2010-12-31 |
| MOORE, Derek Raymond | Director | 1994-01-01 | 1997-12-31 |
| MORLEY, Ellot Anthony, Rt Hon | Director | — | 1994-12-31 |
| NEWTON, Ian, Professor | Director | 2008-01-01 | 2013-12-31 |
| OHALLORAN, John, Professor | Director | 2005-01-01 | 2008-12-31 |
| ORMEROD, Stephen James, Professor | Director | 2012-01-01 | 2012-07-11 |
| OSMOND, Thomas John, Dr | Director | 2012-01-01 | 2016-12-31 |
| OSMOND, Thomas John, Dr | Director | 2006-01-01 | 2009-12-31 |
| OWENS, Ian Peter Farrar, Prof | Director | 2012-01-01 | 2015-12-31 |
| PACKER, Ian | Director | 2016-07-13 | 2022-12-31 |
| PACKHAM, Christopher Gary | Director | 2014-01-01 | 2017-12-31 |
| PARKER, David Michael, Dr | Director | 2022-02-09 | 2022-12-31 |
| PARKER, David Michael, Dr | Director | 2014-01-01 | 2021-12-31 |
| PARKIN, David Thomas, Dr | Director | 2008-01-01 | 2011-12-31 |
| PICOZZI, Nicholas | Director | — | 1992-12-31 |
| POTTS, George Richard, Doctor | Director | — | 1993-12-31 |
| REDFERN, Christopher Paul Fiennes, Dr | Director | 1999-01-01 | 2002-12-31 |
| REID, Jane Margaret, Dr | Director | 2007-01-01 | 2010-12-31 |
| REYNOLDS, Deborah Judith, Dr | Director | 2016-01-01 | 2023-12-31 |
| RHODES, Pamela | Director | 2000-01-01 | 2003-12-31 |
| ROBERTSON, Derek George | Director | 2004-01-01 | 2007-12-31 |
| RUMSEY, Stephen John Raymond | Director | — | 1993-12-31 |
| SHERWIN, Nicholas Adrian | Director | 2017-01-01 | 2022-12-31 |
| SITTERS, Humphrey Paul | Director | 1997-01-01 | 2000-12-31 |
| SITTERS, Humphrey Paul | Director | — | 1993-12-31 |
| SMEETON, Terence Ross | Director | — | 1994-12-31 |
| SMITH, Kenneth William, Dr | Director | 2011-01-01 | 2016-12-31 |
| SPENCER, Jean | Director | 2015-01-01 | 2022-12-31 |
| SPRAY, Christopher James, Professor | Director | 2000-01-01 | 2003-12-31 |
| STANLEY, Peter Ian, Dr | Director | — | 1991-12-31 |
| SUTCLIFFE, Stephen John | Director | — | 1997-12-31 |
| SUTHERLAND, William James, Professor | Director | 2002-01-01 | 2005-12-31 |
| THOMAS, Derek Keith, Dr | Director | 1995-01-01 | 2001-12-31 |
| TIGWELL, Evelyn Margaret | Director | 2005-01-01 | 2010-12-31 |
| TIGWELL, Evelyn Margaret | Director | 2000-01-01 | 2003-12-31 |
| TRANTER, John | Director | 2000-01-01 | 2000-09-07 |
| TULLY, John | Director | 1999-01-01 | 2004-12-31 |
| WALLER, Mary | Director | — | 1991-12-31 |
| WATTS, Philip Nicholas | Director | 1997-01-01 | 2000-12-31 |
| WHITBREAD, Anthony Malcolm, Dr | Director | 2010-01-01 | 2013-12-31 |
| WILKINSON, Peter John | Director | — | 1994-12-31 |
| WILKINSON, William Henry Nairn, Sir | Director | 1993-01-01 | 1996-04-11 |
| YATES, Lucy Joanna, Dr | Director | 2022-01-01 | 2026-01-02 |
| YOUNG, Barbara Scott, Baroness | Director | 2006-01-01 | 2013-12-31 |
Ownership
Persons with significant control
No persons with significant control on record.
Filing timeline
Last 20 of 382 total filings
Material constitutional events — rename, articles re-file, resolution
- 2024-01-23 MA Memorandum articles
- 2024-01-23 RESOLUTIONS Resolution
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-01-13 | AP01 | officers | Appoint person director company with name date | |
| 2026-01-09 | AP01 | officers | Appoint person director company with name date | |
| 2026-01-09 | AP01 | officers | Appoint person director company with name date | |
| 2026-01-08 | TM01 | officers | Termination director company with name termination date | |
| 2026-01-08 | TM01 | officers | Termination director company with name termination date | |
| 2026-01-05 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-10-28 | AA | accounts | Accounts with accounts type group | |
| 2025-06-04 | AP03 | officers | Appoint person secretary company with name date | |
| 2025-06-04 | TM02 | officers | Termination secretary company with name termination date | |
| 2025-01-08 | AP01 | officers | Appoint person director company with name date | |
| 2025-01-06 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-01-06 | TM01 | officers | Termination director company with name termination date | |
| 2024-12-10 | AA | accounts | Accounts with accounts type group | |
| 2024-01-23 | MA | incorporation | Memorandum articles | |
| 2024-01-23 | RESOLUTIONS | resolution | Resolution | |
| 2024-01-05 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-01-05 | AP01 | officers | Appoint person director company with name date | |
| 2024-01-02 | AP01 | officers | Appoint person director company with name date | |
| 2024-01-02 | TM01 | officers | Termination director company with name termination date | |
| 2023-12-08 | AA | accounts | Accounts with accounts type group |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 7
- Capital events
- 0
- Officers appointed
- 3
- Officers resigned
- 2
last 12 months
last 24 months
last 12 months
last 12 months
Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.