COSTAIN GROUP PLC
A London Stock Exchange-listed construction and civil engineering group operating across the transportation, water, energy, and defence sectors.
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Cash
£189m
+19.4% highest in 3 filed years
Net assets
£258m
+9.5% highest in 3 filed years
Employees
3,049
-4.2% lowest in 3 filed years
Profit before tax
£48m
+32.1% highest in 3 filed years
Net assets
3-year trend · vs Industrials 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 | £1,332,000,000 | £1,251,100,000 | £1,045,700,000 | -16.4% | |
| Operating profit | £26,800,000 | £31,100,000 | £44,800,000 | +44.1% | |
| Profit before tax | £30,900,000 | £36,500,000 | £48,200,000 | +32.1% | |
| Net profit | £22,100,000 | £30,600,000 | £37,300,000 | +21.9% | |
| Cash | £164,400,000 | £158,500,000 | £189,300,000 | +19.4% | |
| Total assets less current liabilities | £219,400,000 | £250,300,000 | £275,800,000 | +10.2% | |
| Net assets | £219,400,000 | £235,700,000 | £258,200,000 | +9.5% | |
| Equity | £255,900,000 | £235,700,000 | £258,200,000 | +9.5% | |
| Average employees | 3,394 | 3,182 | 3,049 | -4.2% | |
| Wages | £235,900,000 | £258,600,000 | £233,200,000 | -9.8% | |
| Directors' remuneration | £1,246,055 | £2,200,000 | £2,000,000 | -9.1% | |
| Directors' pension contributions | £84,792 | £100,000 | £100,000 | 0% | |
| Highest paid director | £463,225 | £2,401,804 | £2,527,448 | +5.2% |
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 | 2.0% | 2.5% | 4.3% | |
| Net margin | 1.7% | 2.4% | 3.6% | |
| Return on capital employed | 12.2% | 12.4% | 16.2% | |
| Gearing (liabilities / total assets) | 59.5% | 56.9% | 54.0% | |
| Current ratio | 1.23x | 1.29x | 1.44x | |
| Interest cover | 6.87x | 7.97x | 10.67x |
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
- COSTAIN GROUP PLC 1978-12-31 → present
- TRUSHELFCO (NO. 192) LIMITED 1978-10-12 → 1978-12-31
Audit & accounting basis
- Accounting basis
- IFRS
- Reporting scope
- Consolidated group
- Auditor
- PricewaterhouseCoopers LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“The Directors believe that an appropriate period to consider the Group’s viability is over three years to 31 December 2028. The Directors are confident that the Group will be able to continue operating within its covenants and the Group’s financial facilities would not be exhausted.”
Group structure
- COSTAIN GROUP PLC · parent
- Costain Limited 100%
- Costain Engineering & Construction Limited 100%
- Costain Investments Limited 100%
- County & District Properties Limited 100%
- Costain Civil Engineering Limited 100%
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
8 active · 68 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| GEOGHEGAN, Nicole Ann | Secretary | 2022-07-05 | — | — |
| BARKHAM, Fiona Margaret | Director | 2022-04-06 | May 1963 | British |
| FISHER, Amanda Lucia | Director | 2023-12-01 | Nov 1963 | British |
| MOGFORD, Steven Lewis | Director | 2023-11-01 | Jun 1956 | British |
| QUINLAN, Anthony James | Director | 2021-02-01 | Jul 1965 | British |
| ROCK, Kate Harriet Alexandra, Baroness | Director | 2022-11-01 | Oct 1968 | British |
| VAUGHAN, Alexander John | Director | 2019-05-07 | Dec 1969 | British |
| WILLIS, Helen Margaret | Director | 2020-11-30 | Jan 1964 | British |
Show 68 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| FRANKS, Clive Leonard | Secretary | 1996-10-31 | 2011-05-31 |
| HARRIS, Sharon | Secretary | 2020-09-01 | 2022-07-05 |
| LANGHAM, Geoffrey | Secretary | — | 1993-05-31 |
| NICOLL, Peter | Secretary | 1993-06-01 | 1996-10-31 |
| STARKEY, Paul Michael | Secretary | 2012-09-03 | 2013-05-20 |
| WOOD, Tracey Alison | Secretary | 2011-06-01 | 2020-09-01 |
| ABDUL MANAFF, Abdul Rashid | Director | 1997-04-08 | 1999-02-09 |
| ABU BAKAR, Abdul Aziz | Director | 1996-07-04 | 1996-12-31 |
| ALEXANDER, Michael Richard | Director | 2007-07-25 | 2014-03-31 |
| ALLVEY, David Philip | Director | 2001-11-01 | 2016-05-05 |
| ARMITT, John Alexander | Director | 1997-04-09 | 2001-06-30 |
| AZMAN, Firdaus Bin Shafii, Dr | Director | 1996-07-04 | 1997-04-04 |
| BALLARD, Frederick William | Director | 2001-01-09 | 2008-05-07 |
| BARBER, Nicholas Charles Faithorn | Director | — | 1993-12-31 |
| BECKETT, Michael Ernest | Director | 2001-02-16 | 2001-05-24 |
| BENSON, Christopher John, Sir | Director | 1993-05-11 | 1996-12-31 |
| BICKERSTAFF, Anthony Oliver | Director | 2006-06-05 | 2020-11-30 |
| BIN OMAR, Abdul Wahid | Director | 2002-01-21 | 2004-07-16 |
| BIN SALLEH, Baharin | Director | 1996-09-23 | 1997-04-04 |
| BRYANT, John Martin | Director | 2002-02-01 | 2012-12-31 |
| BURTON, Peter | Director | 1996-07-04 | 2001-11-01 |
| CAMPBELL, John Richmond | Director | 1996-01-16 | 2000-06-02 |
| COSTAIN, Peter John | Director | — | 1997-10-10 |
| CROCKETT, Samuel Neil | Director | 2021-10-06 | 2023-10-31 |
| DASS, George Anthony David | Director | 1997-06-04 | 2000-09-28 |
| DE ROJAS, Jacqueline | Director | 2017-11-20 | 2023-10-31 |
| DOUGHTY, Stuart John | Director | 2001-07-01 | 2005-09-12 |
| EKDAHL, Lennart Mikael | Director | 1997-11-07 | 1999-08-25 |
| GENDI, Bishoy Emad Azmy | Director | 2020-06-19 | 2024-03-31 |
| GERRETSEN, Wolbert | Director | — | 1995-09-26 |
| GOLBY, Paul, Dr | Director | 2016-05-05 | 2022-12-01 |
| HAMID, Mohd Hussein Ab | Director | 2004-12-17 | 2009-12-04 |
| HAMPSON, Christopher | Director | — | 1995-12-31 |
| HEISER, Terence Michael, Sir | Director | 1994-02-01 | 1996-07-15 |
| HILL, Peter John | Director | — | 1996-07-31 |
| HOW, Wei Thing | Director | 1996-09-23 | 1997-04-04 |
| HUSSAIN, Shamsuddin | Director | 1996-09-23 | 1996-12-31 |
| JAAFAR, Bin Abdul Hamid, Dato | Director | 1997-04-08 | 2000-09-28 |
| JEFFERIES, David George | Director | 2001-06-06 | 2007-12-31 |
| KARLSSON, Anders Carl Ingvar | Director | 1998-08-28 | 2000-11-09 |
| LANA, Aminuddin Yusof | Director | 2000-03-21 | 2004-06-30 |
| LODGE, Jane | Director | 2012-08-01 | 2021-05-06 |
| LOVELL, Alan Charles | Director | 1993-03-11 | 1997-04-08 |
| MAY, George Victor | Director | 1995-09-27 | 1996-07-31 |
| MCCOLE, Charles Joseph | Director | 2002-03-25 | 2006-06-04 |
| MCMANUS, David | Director | 2014-05-12 | 2020-06-19 |
| MCWILLIAMS, Francis, Sir | Director | 1995-09-27 | 1996-07-31 |
| MOHAMAD, Ramli Bin | Director | 2000-09-28 | 2001-12-11 |
| MOHAMMED, Hussein Bin Abdul Hamid | Director | 1996-07-04 | 1997-10-10 |
| MORLEY, James | Director | 2008-01-09 | 2018-05-08 |
| PARKER, Thomas Howard | Director | — | 1994-09-09 |
| QUIRKE, Michael John | Director | 1995-09-27 | 1996-07-31 |
| ROBERTS, Miles William | Director | 2000-06-02 | 2001-12-31 |
| ROGERS, Leslie Anne Welch | Director | 2001-01-09 | 2004-07-15 |
| SAMY, Ahmed Aly | Director | 2013-11-30 | 2015-09-10 |
| SAWDY, Peter Bryan | Director | — | 1993-06-09 |
| SCHELE, Staffan Bertil | Director | 1999-08-25 | 2000-11-09 |
| SENIN, Ahmad Pardas | Director | 2004-07-16 | 2007-01-25 |
| SHEHATA, Saad Youssef | Director | 1997-11-07 | 2009-06-23 |
| SHIKH SAID, Abdul Aiz | Director | 1996-07-04 | 1996-10-15 |
| SPERRY, William | Director | 1995-09-27 | 1996-07-31 |
| SULAIMAN, Mohd Azman | Director | 2004-06-30 | 2008-05-07 |
| VASILIOU, Basil Kim | Director | 1997-11-07 | 2002-05-24 |
| WAKELING, Richard Keith Arthur | Director | — | 1996-11-22 |
| WOOD, Alison Jane | Director | 2014-02-01 | 2022-01-28 |
| WYLLIE, Andrew | Director | 2005-09-12 | 2019-05-07 |
| YOUNIS, Samer Ghalib | Director | 2009-06-23 | 2013-11-30 |
| YUSLI, Mohamed Yusoff | Director | 1998-09-22 | 2000-03-21 |
Ownership
Persons with significant control
Filing timeline
Last 20 of 791 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-05-31 | AA | accounts | Accounts with accounts type group | |
| 2026-05-28 | SH01 | capital | Capital allotment shares | |
| 2026-05-18 | SH06 | capital | Capital cancellation shares | |
| 2026-05-18 | SH06 | capital | Capital cancellation shares | |
| 2026-05-18 | SH06 | capital | Capital cancellation shares | |
| 2026-05-18 | SH06 | capital | Capital cancellation shares | |
| 2026-05-18 | SH03 | capital | Capital return purchase own shares | |
| 2026-05-18 | SH03 | capital | Capital return purchase own shares | |
| 2026-05-18 | SH03 | capital | Capital return purchase own shares | |
| 2026-05-18 | SH03 | capital | Capital return purchase own shares | |
| 2026-05-18 | SH03 | capital | Capital return purchase own shares | |
| 2026-04-24 | SH06 | capital | Capital cancellation shares | |
| 2026-04-24 | SH06 | capital | Capital cancellation shares | |
| 2026-04-24 | SH03 | capital | Capital return purchase own shares | |
| 2026-04-24 | SH03 | capital | Capital return purchase own shares | |
| 2026-04-15 | SH01 | capital | Capital allotment shares | |
| 2026-03-20 | SH01 | capital | Capital allotment shares | |
| 2026-02-23 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-09-29 | SH06 | capital | Capital cancellation shares | |
| 2025-09-29 | SH03 | capital | Capital return purchase own shares |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 20
- Capital events
- 18
- Officers appointed
- 0
- Officers resigned
- 0
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.