IOP PUBLISHING LIMITED
Get an alert when IOP PUBLISHING LIMITED files next
Leroy will email you the moment a new filing lands at Companies House — one short note per filing, nothing else.
Cash
£16m
-5.8% vs 2024
Net assets
£4.2m
+38.7% highest in 3 filed years
Employees
465
+3.6% highest in 3 filed years
Profit before tax
£15m
+23.9% highest in 3 filed years
Net assets
3-year trend · vs Consumer Discretionary median
Accounts
3-year trend · Δ = latest vs prior filed period · latest reflected 2025-12-31
| Metric | Trend | 2023-12-31 | 2024-12-31 | 2025-12-31 | Δ vs prior |
|---|---|---|---|---|---|
| Turnover | £66,932,000 | £77,107,000 | £79,248,000 | +2.8% | |
| Operating profit | £7,749,000 | £11,442,000 | £13,816,000 | +20.7% | |
| Profit before tax | £7,766,000 | £11,958,000 | £14,819,000 | +23.9% | |
| Net profit | £7,766,000 | £11,958,000 | £14,819,000 | +23.9% | |
| Cash | £12,589,000 | £17,118,000 | £16,127,000 | -5.8% | |
| Total assets less current liabilities | £2,952,000 | £3,006,000 | £4,169,000 | +38.7% | |
| Net assets | £2,952,000 | £3,006,000 | £4,169,000 | +38.7% | |
| Equity | £2,952,000 | £3,006,000 | £4,169,000 | +38.7% | |
| Average employees | 401 | 449 | 465 | +3.6% | |
| Wages | £19,306,000 | £21,204,000 | £22,192,000 | +4.7% | |
| Directors' remuneration | £1,733,000 | £1,603,000 | £1,531,000 | -4.5% | |
| Directors' pension contributions | — | £115,000 | £96,000 | -16.5% | |
| Highest paid director | £491,000 | £478,000 | £512,000 | +7.1% |
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 | 2023-12-31 | 2024-12-31 | 2025-12-31 |
|---|---|---|---|---|
| Operating margin | 11.6% | 14.8% | 17.4% | |
| Net margin | 11.6% | 15.5% | 18.7% | |
| Return on capital employed | 262.5% | 380.6% | 331.4% | |
| Gearing (liabilities / total assets) | 94.0% | 93.3% | 90.1% | |
| Current ratio | 0.84x | 0.88x | 0.98x |
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.
Name history
Renamed 1 time since incorporation
- IOP PUBLISHING LIMITED 1986-03-03 → present
- ADAM HILGER,LIMITED 1949-04-21 → 1986-03-03
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- PricewaterhouseCoopers LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“In light of the post year end trading activity and the forecasts that have been prepared which cover at least 12 months from the date of signing these financial statements, the directors consider it appropriate to prepare the financial statements on a going concern basis.”
Group structure
- IOP PUBLISHING LIMITED · parent
- IOP Educational Publishing Limited 100%
- Turpion Limited 100%
- IOP Publishing Consultants (Beijing) Co. Limited 100%
- IOP Marketing and Promotion Services Private Limited 99.99%
Significant events
- “During 2025, the company formally completed the liquidation of its two Russian subsidiaries, IOP Publishing Moscow LLC and Turpion-Moscow Limited and is no longer carrying out any business in Russia.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
14 active · 61 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| AU-YEUNG, Kit Ping | Director | 2023-07-01 | Apr 1968 | Australian |
| CARPENTER, Philip Andrew Heywood | Director | 2020-03-01 | Mar 1956 | British |
| CARTER, Ruth Anne | Director | 2026-01-01 | Jul 1962 | British |
| CLARKE, Philip Anthony | Director | 2022-02-01 | Jan 1965 | British |
| DELPY, David Thomas, Professor | Director | 2019-10-01 | Aug 1948 | British |
| DRINKWATER, Kerstin Anne | Director | 2022-02-01 | Mar 1973 | British |
| GRINYER, Thomas Peter | Director | 2022-06-06 | Jul 1973 | British |
| MACDONALD, Andrew Paul | Director | 2023-01-03 | Dec 1971 | British |
| MAUS, Miriam | Director | 2021-01-25 | Jun 1972 | British |
| SEWELL, Adam Christian | Director | 2023-02-13 | Aug 1974 | British |
| SEYMOUR, Antonia Karen | Director | 2018-01-08 | Apr 1971 | British |
| SHEARS, Tara Georgina | Director | 2023-12-07 | Oct 1969 | British |
| WESTON, Russell Mark | Director | 2024-10-01 | Sep 1974 | British |
| WILSON, Julian Charles | Director | 2020-10-12 | Nov 1969 | British |
Show 61 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| PRENDIVILLE, Simon James Peter | Secretary | — | 2000-09-15 |
| SAWYER, Freda Marian | Secretary | 2000-09-15 | 2010-11-30 |
| ALLEN, David | Director | 2000-09-15 | 2012-09-30 |
| BEEBY, John Leslie, Professor | Director | 2003-11-26 | 2009-01-04 |
| BOSWOOD, Michael Gordon | Director | 2004-05-07 | 2008-09-30 |
| BOULTON, Jean Gail, Dr | Director | 2003-11-26 | 2007-09-30 |
| BOWMAN, Clifford Charles, Professor | Director | 2007-10-01 | 2011-09-30 |
| BRAY, Michael Anthony | Director | 2001-11-23 | 2016-01-01 |
| BROWN, Robert George Watling, Professor | Director | 1999-02-25 | 2002-11-30 |
| BUTTERWORTH, Ian, Professor | Director | 1992-11-24 | 1997-09-22 |
| CALLAGHAN, Oliver David | Director | 2016-01-01 | 2024-01-04 |
| CHARKIN, Richard Denis Paul | Director | 2009-01-01 | 2021-06-30 |
| COWHIG, Jeremy Robert | Director | 1995-09-26 | 2010-10-05 |
| D'AMICO, Irene, Doctor | Director | 2011-10-01 | 2014-09-30 |
| DAVIES, Graham James, Professor | Director | 2001-11-23 | 2003-09-30 |
| DOVELL, Kim | Director | 2016-01-01 | 2021-06-30 |
| ENDERBY, John Edwin, Sir | Director | 2003-11-26 | 2011-12-30 |
| ERNST, Olaf, Dr | Director | 2011-04-04 | 2020-03-20 |
| FLANNIGAN, Sarah Elisabeth | Director | 2019-01-01 | 2023-03-03 |
| FOX, Sean David | Director | 2004-10-01 | 2010-10-26 |
| FREER, Martin, Professor | Director | 2021-11-11 | 2023-12-07 |
| FULTON, Brian Robert | Director | 2018-10-01 | 2021-09-30 |
| GILL, Karen Jane | Director | 2007-05-04 | 2016-10-31 |
| GULLEY, Nicola Anne, Dr | Director | 2009-04-23 | 2015-05-01 |
| HALL, Steven Richard | Director | 2010-07-05 | 2021-03-05 |
| HARDAKER, Paul James, Professor | Director | 2012-09-03 | 2022-06-05 |
| HUNT, Hugh James | Director | 2012-10-01 | 2015-09-30 |
| HUTCHINS, Jamie Stuart | Director | 2015-05-02 | 2017-11-17 |
| JAKEMAN, Eric, Professor | Director | 1994-11-22 | 2003-09-30 |
| JONES, Alun Denry Wynn, Dr | Director | — | 2002-08-31 |
| JONES, Julian David Clayton, Professor | Director | 2011-10-01 | 2019-09-30 |
| KING, Julia Elizabeth, Professor Dame | Director | 2002-10-17 | 2004-09-24 |
| KIRBY HARRIS, Robert, Dr | Director | 2005-04-04 | 2012-01-13 |
| LATIMER, Colin James, Professor | Director | 2007-10-01 | 2011-09-30 |
| LEWIS, John Logan | Director | — | 1999-09-21 |
| LILLYWHITE, Kenneth John | Director | 2000-02-22 | 2010-05-11 |
| MARTIN, Derek Humphrey, Dr | Director | — | 1994-09-27 |
| MASON, Nigel John, Professor | Director | 2006-10-19 | 2011-09-30 |
| MILES, Mervyn John, Professor | Director | 2012-05-18 | 2018-12-31 |
| NAILOR, Paul Robert, Doctor | Director | 2011-10-01 | 2014-09-30 |
| OLIVIERI, René H | Director | 2014-10-01 | 2019-12-31 |
| OULD, John Edward | Director | — | 1999-09-21 |
| PAIRAUDEAU, Bridget | Director | 2017-06-01 | 2022-12-31 |
| PALMER, Stuart Beaumont, Professor | Director | 2009-11-02 | 2017-09-30 |
| PAULUS, Kurt Friedrich Gerhard, Dr | Director | — | 2002-12-31 |
| PEARCE, Leslie Anthony | Director | — | 1995-08-31 |
| PENDRY, John Brian, Professor | Director | 2007-10-01 | 2011-09-30 |
| PRENDIVILLE, Simon James Peter | Director | — | 2004-02-25 |
| ROBINSON, Derek Charles, Dr | Director | 1999-09-21 | 2002-12-02 |
| ROE, Richard | Director | 2001-11-23 | 2006-07-31 |
| SCOTT, John Anthony, Doctor | Director | 1999-09-21 | 2007-09-30 |
| SCOTT, John Anthony, Doctor | Director | — | 1997-09-22 |
| SINGLETON, Alan Kenneth John | Director | — | 1998-04-09 |
| SMIT, Eefke | Director | 2021-01-01 | 2025-12-31 |
| STONEHAM, Arthur Marshall, Professor | Director | — | 2001-09-30 |
| STRADLING, Richard Anthony, Professor | Director | — | 2001-09-30 |
| VINACCIA, Marco | Director | 2007-03-02 | 2008-06-30 |
| WALKER, James Michael | Director | 2009-06-01 | 2016-12-31 |
| WALTHAM, Mary | Director | 2003-11-26 | 2004-12-31 |
| WARE, Mark Adrian | Director | 1995-09-26 | 1999-12-31 |
| WILLIAMS, Robin Hughes, Professor | Director | 2004-11-23 | 2006-09-30 |
Ownership
Persons with significant control
Filing timeline
Last 20 of 289 total filings
Material constitutional events — rename, articles re-file, resolution
- 2024-07-10 RESOLUTIONS Resolution
- 2024-07-10 MA Memorandum articles
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-10-12 | AA | accounts | Accounts with accounts type full | |
| 2026-01-06 | TM01 | officers | Termination director company with name termination date | |
| 2026-01-05 | AP01 | officers | Appoint person director company with name date | |
| 2025-12-08 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-07-22 | AA | accounts | Accounts with accounts type full | |
| 2024-11-29 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-10-02 | AP01 | officers | Appoint person director company with name date | |
| 2024-08-29 | AA | accounts | Accounts with accounts type full | |
| 2024-07-10 | RESOLUTIONS | resolution | Resolution | |
| 2024-07-10 | MA | incorporation | Memorandum articles | |
| 2024-01-05 | TM01 | officers | Termination director company with name termination date | |
| 2023-12-08 | AP01 | officers | Appoint person director company with name date | |
| 2023-12-08 | TM01 | officers | Termination director company with name termination date | |
| 2023-11-22 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-09-05 | AA | accounts | Accounts with accounts type full | |
| 2023-07-13 | AP01 | officers | Appoint person director company with name date | |
| 2023-03-06 | TM01 | officers | Termination director company with name termination date | |
| 2023-02-13 | AP01 | officers | Appoint person director company with name date | |
| 2023-01-03 | CH01 | officers | Change person director company with change date | |
| 2023-01-03 | CH01 | officers | Change person director company with change date |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 4
- Capital events
- 0
- Officers appointed
- 1
- Officers resigned
- 1
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.