THAMES WATER UTILITIES LIMITED
Trading as Thames Water, this private utility company is the regulated operating entity of the Kemble Water Holdings Limited group, providing water supply and wastewater treatment services across Greater London and the Thames Valley.
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Cash
£557m
+62% highest in 4 filed years
Net assets
£342m
+20.6% vs 2025
Employees
8,472
+8.3% highest in 4 filed years
Profit before tax
£226m
+114.1% first positive since 2025
Watchouts
Facts from the Companies House register and the latest accounts — not a rating
-
Material uncertainty over going concern
these circumstances indicate the existence of a material uncertainty that may cast significant doubt on the Group and Company’s ability to continue as a going concern.
-
Going-concern uncertainty disclosed
Net assets
4-year trend · vs Utilities median
THAMES WATER UTILITIES LIMITED·Utilities median
THAMES WATER UTILITIES LIMITED·Utilities median
THAMES WATER UTILITIES LIMITED·Utilities median
THAMES WATER UTILITIES LIMITED·Utilities median
THAMES WATER UTILITIES LIMITED·Utilities median
Accounts
4-year trend · Δ = latest vs prior filed period · latest reflected 2026-03-31
| Metric | Trend | 2023-03-31 | 2024-03-31 | 2025-03-31 | 2026-03-31 | Δ vs prior |
|---|---|---|---|---|---|---|
| Turnover | £2,739,000,000 | £2,641,100,000 | £2,738,200,000 | £3,756,500,000 | +37.2% | |
| Operating profit | £365,500,000 | £395,100,000 | £514,900,000 | £1,361,000,000 | +164.3% | |
| Profit before tax | £307,500,000 | £242,700,000 | -£1,603,000,000 | £226,400,000 | +114.1% | |
| Net profit | £278,300,000 | £236,500,000 | -£1,513,800,000 | £113,000,000 | +107.5% | |
| Cash | £256,000,000 | £259,000,000 | £343,800,000 | £557,100,000 | +62% | |
| Total assets less current liabilities | £19,106,400,000 | £20,376,800,000 | £20,192,400,000 | £21,899,600,000 | +8.5% | |
| Net assets | £1,232,800,000 | £1,232,800,000 | £283,300,000 | £341,800,000 | +20.6% | |
| Equity | £1,232,800,000 | £1,232,800,000 | £283,300,000 | £341,800,000 | +20.6% | |
| Average employees | 7,531 | 7,820 | 7,824 | 8,472 | +8.3% | |
| Wages | £559,800,000 | £574,900,000 | £425,300,000 | £494,500,000 | +16.3% | |
| Directors' remuneration | £1,655,000 | £3,197,000 | £41,270,000 | £49,480,000 | +19.9% | |
| Directors' pension contributions | £100,000 | £198,000 | — | — | — | |
| Highest paid director | £637,000 | £1,035,000 | £1,064,000 | £1,163,000 | +9.3% |
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 | 2023-03-31 | 2024-03-31 | 2025-03-31 | 2026-03-31 |
|---|---|---|---|---|---|
| Operating margin | 13.3% | 15.0% | 18.8% | 36.2% | |
| Net margin | 10.2% | 9.0% | -55.3% | 3.0% | |
| Return on capital employed | 1.9% | 1.9% | 2.5% | 6.2% | |
| Gearing (liabilities / total assets) | 94.0% | 94.4% | 98.8% | 98.7% | |
| Current ratio | 0.51x | 0.48x | 0.39x | 0.63x | |
| Interest cover | 1.89x | 2.13x | 0.60x | 1.40x |
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
- IFRS
- Reporting scope
- Consolidated group
- Auditor
- PricewaterhouseCoopers LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Material uncertainty disclosed
“these circumstances indicate the existence of a material uncertainty that may cast significant doubt on the Group and Company’s ability to continue as a going concern.”
Group structure
- THAMES WATER UTILITIES LIMITED · parent
- Thames Water Utilities Finance plc 100%
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
13 active · 147 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| FRAISER, Andrew | Secretary | 2024-03-27 | — | — |
| BANKS, Adam | Director | 2025-03-28 | Feb 1971 | British |
| BUCK, Steven John | Director | 2025-04-07 | Feb 1969 | British |
| DE BRUNNER, Aidan Whiteman | Director | 2024-09-01 | Jun 1972 | British |
| GETHING, Julian | Director | 2025-01-22 | Feb 1965 | British |
| KOTECHA, Nirmal Dhirajlal | Director | 2025-03-28 | Nov 1961 | British |
| LAND, Nicholas Charles Edward | Director | 2017-02-06 | Feb 1948 | British |
| LYNN, Catherine Susan, Ms. | Director | 2018-11-28 | Apr 1964 | British |
| MCNAUGHTON, Andrew James | Director | 2025-03-28 | Nov 1963 | British |
| MONTAGUE, Adrian Alastair, Sir | Director | 2023-07-10 | Feb 1948 | British |
| PEARSON, Ian Phares | Director | 2014-09-01 | Apr 1959 | British |
| ROBSON, Neil Jonathan | Director | 2024-10-02 | Feb 1969 | British |
| WESTON, Christopher Phillip Anthony | Director | 2024-01-08 | Jan 1964 | British |
Show 147 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| BADCOCK, David | Secretary | — | 2001-01-01 |
| BILLETT, Sonia | Secretary | 2018-11-28 | 2021-12-23 |
| BYRNE, Simon Harvey | Secretary | 2007-02-22 | 2007-08-23 |
| CAMPBELL-WALES, Carolyn | Secretary | 2014-11-27 | 2016-07-08 |
| DAVIS, Christopher Charles | Secretary | 2006-06-30 | 2007-06-30 |
| HAMBROOK, Rachael | Secretary | 2022-12-19 | 2024-03-27 |
| HAMILTON, Iain Alexander | Secretary | 2007-09-26 | 2009-10-07 |
| HANSON, Joel Edmund | Secretary | 2007-08-23 | 2014-11-27 |
| HUGHES, David Jonathan | Secretary | 2013-11-29 | 2022-05-27 |
| JOHNSON, Keith Graham | Secretary | 2001-01-01 | 2006-06-30 |
| SARSON, Gillian | Secretary | 2009-11-27 | 2013-11-29 |
| SARSTED, Wendy Helena | Secretary | 2007-02-22 | 2007-08-23 |
| SLOAN, Emma Victoria | Secretary | 2016-09-14 | 2018-04-20 |
| SLOAN, Emma Victoria | Secretary | 2016-09-01 | 2018-04-20 |
| SWIERGON, Benjamin Michal | Secretary | 2022-05-27 | 2022-12-19 |
| ABRAIRA, Luis Fernando Arana | Director | 2011-08-04 | 2012-01-19 |
| ABRAIRA, Luis Fernando Arana | Director | 2010-01-01 | 2011-01-01 |
| ABRAIRA, Luis Fernando Arana | Director | 2008-01-09 | 2009-01-01 |
| ALEXANDER, William John | Director | — | 2005-11-16 |
| ANDERSON, Craig | Director | 2001-09-20 | 2005-01-31 |
| ANTOLIK, Peter Szymon | Director | 2006-12-01 | 2008-02-14 |
| AYLARD, Richard John | Director | 2005-01-21 | 2006-12-01 |
| BADCOCK, David | Director | — | 2001-01-01 |
| BAGGS, Martin Wayne | Director | 2006-12-01 | 2016-08-31 |
| BALDRY, Lorraine Ingrid | Director | 2014-09-01 | 2019-03-28 |
| BATEY, Simon George | Director | 2009-01-01 | 2010-01-01 |
| BATEY, Simon George | Director | 2007-09-03 | 2008-01-09 |
| BATEY, Simon George | Director | 2007-05-24 | 2007-08-31 |
| BATEY, Simon George | Director | 2006-10-19 | 2006-12-01 |
| BECKLEY, Edward Thomas | Director | 2008-03-26 | 2015-03-13 |
| BENTLEY, Sarah Elise | Director | 2020-09-01 | 2023-06-27 |
| BLOMFIELD SMITH, Rosamund | Director | 2012-11-29 | 2015-03-13 |
| BLOMFIELD-SMITH, Rosamund Evelyn | Director | 2008-02-14 | 2011-11-22 |
| BOESENBERG, Kieren George | Director | 2009-04-01 | 2011-11-21 |
| BOTTCHER, Werner | Director | 2003-09-19 | 2006-01-20 |
| BOUDIER, James Kendall | Director | — | 2001-09-20 |
| BOWE, Colette, Dr | Director | 2001-07-03 | 2006-12-01 |
| BOX, Stephen John | Director | 2006-12-01 | 2010-03-08 |
| BOYLIN, Timothy John | Director | 1999-07-05 | 2000-01-01 |
| BRADBURY, Kenton Edward | Director | 2017-05-31 | 2019-07-01 |
| BRAITHWAITE, Mark William | Director | 2015-06-16 | 2017-05-31 |
| BRAITHWAITE, Mark William | Director | 2007-08-31 | 2011-09-20 |
| BUCHANAN, Alistair | Director | 2018-07-09 | 2020-07-03 |
| BUCK, Steven John | Director | 2005-02-01 | 2006-12-01 |
| BUFFERY, Daniel | Director | 2013-12-13 | 2015-01-01 |
| CHANT, Guy Arthur | Director | 2000-01-01 | 2001-09-20 |
| CHERRETT, Julia | Director | 2000-07-11 | 2001-09-20 |
| COCHRAN, Alastair Edward | Director | 2021-09-27 | 2025-03-27 |
| CRONE, Peter Edward Dalrymple | Director | 2006-12-01 | 2008-02-14 |
| DEACON, Christopher Richard | Director | 2006-12-01 | 2019-07-01 |
| DESOUZA, Paul Francis Cajetan | Director | 2007-07-06 | 2008-09-10 |
| DONOVAN, Paul Michael | Director | 2019-07-01 | 2021-10-01 |
| DYER, Peter, Dr | Director | 2013-07-31 | 2015-03-13 |
| DYER, Peter, Dr | Director | 2006-12-01 | 2007-05-23 |
| EAVES, Simon Richard | Director | 2012-01-20 | 2014-10-15 |
| ENGLAND, Jeremy Mark | Director | 2004-06-07 | 2006-12-01 |
| EVENDEN, Rhys David | Director | 2011-12-12 | 2013-08-16 |
| FINCHAM, Nicholas Robert | Director | 2016-04-01 | 2019-03-31 |
| GAINS, John Christopher, Sir | Director | 2005-04-01 | 2006-12-01 |
| GLENDINNING, David John | Director | 2000-01-01 | 2001-09-20 |
| GOMEZ, Pilar | Director | 2010-01-01 | 2010-03-31 |
| GOMEZ, Pilar | Director | 2008-01-09 | 2009-01-01 |
| GREENLEAF, Richard | Director | 2013-07-31 | 2015-03-13 |
| GREGOR, Robert John | Director | 2007-10-15 | 2008-02-14 |
| GREGOR, Robert John | Director | 2006-12-01 | 2007-10-15 |
| GUERREIRO, Manuel Cavaco | Director | 2011-01-01 | 2011-08-04 |
| HARPER, William Ronald, Mr. | Director | — | 1994-05-10 |
| HEATHCOTE, Christopher John | Director | 2013-06-21 | 2015-06-12 |
| HEIJNINGEN, Cornelia Bernadette Maria Van | Director | 2013-01-02 | 2014-04-01 |
| HEIJNINGEN, Cornelia Bernadette Maria Van | Director | 2009-02-09 | 2010-01-01 |
| HESTER, Nicholas James Mark | Director | 2000-01-01 | 2001-02-28 |
| HILL, Marcus Christopher | Director | 2012-01-20 | 2015-03-13 |
| HOFFMAN, Michael Richard | Director | — | 1996-03-31 |
| HOLLAND, Gregory John | Director | 2000-01-01 | 2001-09-20 |
| HOLLAND-KAYE, William John | Director | 2023-04-01 | 2024-12-31 |
| HORLER, Nicholas Wenham | Director | 2014-04-14 | 2017-12-19 |
| HURCOM, John | Director | — | 1997-03-31 |
| HUTTON, Deirdre Mary, Dame | Director | 2010-07-22 | 2019-01-31 |
| ISRAEL, Ross Daniel | Director | 2008-09-10 | 2011-12-12 |
| ISRAEL, Ross Daniel | Director | 2006-12-01 | 2007-06-28 |
| JAY, Stephen Robert | Director | 1997-03-11 | 1998-10-13 |
| JONES, Trevor James Victor | Director | 2002-05-17 | 2003-09-19 |
| KOLENC, Stanislav Michael | Director | 2009-02-09 | 2013-01-02 |
| KOLENC, Stanislav Michael | Director | 2008-02-26 | 2009-02-09 |
| LAMBERT, Guy | Director | 2022-09-29 | 2024-03-27 |
| LAMBERT, Guy | Director | 2014-10-15 | 2019-01-28 |
| LEONG, Sara Mei Lee | Director | 2010-07-22 | 2011-02-11 |
| LUFFRUM, David John | Director | — | 2000-04-30 |
| LUNN, Walter Steven | Director | 1999-03-22 | 2000-01-01 |
| LYNAM, Charles | Director | 2006-12-01 | 2007-05-23 |
| MARCHANT, Ian | Director | 2017-12-01 | 2023-07-10 |
| MARSHALL, Richard John | Director | — | 1997-03-31 |
| MASON, Peter James, Sir | Director | 2006-12-01 | 2018-01-25 |
| MATTHEWS, Graham John | Director | 2006-12-01 | 2008-02-14 |
| MAXWELL, Gordon Walker | Director | 1995-11-07 | 2002-05-17 |
| MCINTOSH, Peter Thomas | Director | — | 1994-07-23 |
| MCKENZIE, William Rodgers | Director | 2008-02-26 | 2009-02-09 |
| MCNICHOLAS, Michael | Director | 2019-07-01 | 2024-05-16 |
| MORA, David | Director | 2010-03-31 | 2011-01-01 |
| MOREA, John Victor | Director | 2019-01-28 | 2022-09-29 |
| NIXON, Hannah | Director | 2021-01-14 | 2025-03-03 |
| NOBLE, Perry Denis | Director | 2012-11-29 | 2015-03-13 |
| OWENS, David William | Director | 2007-05-24 | 2009-11-30 |
| PARSONS, Gordon Ian Winston | Director | 2010-06-07 | 2014-09-11 |
| PARSONS, Gordon Ian Winston | Director | 2008-02-14 | 2009-01-19 |
| PAVIA, Michael James | Director | 2006-12-01 | 2017-02-06 |
| PELCZER, Jeremy David | Director | 2005-11-17 | 2006-12-01 |
| PESTRAK, Gregory Stuart | Director | 2017-11-15 | 2021-12-03 |
| PHAM, Nghi Do Truong | Director | 2001-11-21 | 2015-03-13 |
| REES, David Rocyn | Director | 2015-01-01 | 2015-03-13 |
| REES, David Rocyn | Director | 2014-04-22 | 2015-01-01 |
| REES, David Rocyn | Director | 2012-10-29 | 2013-05-24 |
| RENNET, Brandon James | Director | 2017-03-13 | 2021-09-27 |
| RIBBINS, Michael George | Director | — | 1997-03-31 |
| RICHARDS, Edward Charles | Director | 2010-07-22 | 2019-03-28 |
| ROBERTSON, Stephen James | Director | 2016-09-01 | 2019-05-24 |
| ROSEKE, Kevin Benjamin | Director | 2014-04-01 | 2015-01-01 |
| ROSEKE, Kevin Benjamin | Director | 2012-01-31 | 2013-05-24 |
| ROSEKE, Kevin Benjamin | Director | 2010-01-01 | 2011-01-01 |
| SANTOS, Antonio Fernando Caldeira De Paula | Director | 2011-01-01 | 2011-08-04 |
| SANTOS, Antonio Fernando Caldeira De Paula | Director | 2009-01-01 | 2010-01-01 |
| SANTOS, Antonio Fernando Caldeira De Paula | Director | 2006-12-01 | 2008-01-09 |
| SANTOS, Joao Filipe Grosso Paula | Director | 2006-12-05 | 2007-09-03 |
| SEXTON, John Richard | Director | 1993-05-25 | 2005-01-31 |
| SHAH, Dipesh Jayantilal | Director | 2007-10-15 | 2017-08-02 |
| SHEDDEN, Jill Belinda | Director | 2018-10-01 | 2024-09-30 |
| SHENG, Fuxin | Director | 2012-10-29 | 2015-03-13 |
| SHENG, Fuxin | Director | 2012-02-29 | 2012-09-28 |
| SHI, Yaping | Director | 2012-01-19 | 2012-09-28 |
| SHINE, Stephen Frank | Director | 2007-05-24 | 2012-03-30 |
| SIDDALL, Stuart James | Director | 2011-09-20 | 2016-12-31 |
| SLIPMAN, Susan | Director | 2002-01-01 | 2006-12-01 |
| SMIT, Willem | Director | 2006-12-01 | 2010-09-01 |
| STANLEY, Martin Stephen William | Director | 2006-12-01 | 2012-09-07 |
| TEBBETT, Simon | Director | 1993-01-01 | 1993-10-15 |
| VAN HEIJNINGEN, Cornelia Bernadette Maria | Director | 2015-01-01 | 2015-03-13 |
| VERRION, Robert Edward | Director | 2010-01-01 | 2012-10-29 |
| WABOSO, David Gogo | Director | 2019-02-01 | 2023-05-12 |
| WALKER, Stephen Charles Alexander, Dr | Director | 2001-09-20 | 2006-12-01 |
| WALKER, Stephen Charles Alexander | Director | 1994-12-06 | 1997-03-31 |
| WANG, Yan | Director | 2014-07-01 | 2015-03-13 |
| WARRY, Peter Thomas | Director | 2001-07-03 | 2005-01-21 |
| WEBB, Lincoln Hillier | Director | 2011-01-01 | 2015-03-13 |
| WEBB, Lincoln Hillier | Director | 2009-02-09 | 2010-01-01 |
| WEBB, Lincoln Hillier | Director | 2008-02-26 | 2009-02-09 |
| WEBB, Lincoln Hillier | Director | 2006-12-01 | 2007-12-01 |
| XU, Dapeng | Director | 2012-10-29 | 2014-07-01 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Thames Water Utilities Holdings Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2016-04-06 | Active |
Filing timeline
Last 20 of 508 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-09-15 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2026-09-03 | AA | accounts | Accounts with accounts type group | |
| 2026-06-30 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2026-03-18 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2025-12-27 | AA | accounts | Accounts with accounts type group | |
| 2025-07-01 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-04-28 | CH01 | officers | Change person director company with change date | |
| 2025-04-17 | AP01 | officers | Appoint person director company with name date | |
| 2025-03-31 | AP01 | officers | Appoint person director company with name date | |
| 2025-03-31 | TM01 | officers | Termination director company with name termination date | |
| 2025-03-28 | AP01 | officers | Appoint person director company with name date | |
| 2025-03-28 | AP01 | officers | Appoint person director company with name date | |
| 2025-03-14 | TM01 | officers | Termination director company with name termination date | |
| 2025-03-06 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2025-03-03 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2025-03-03 | MR01 | mortgage | Mortgage create with deed with charge number charge creation date | |
| 2025-01-31 | AP01 | officers | Appoint person director company with name date | |
| 2025-01-02 | TM01 | officers | Termination director company with name termination date | |
| 2024-10-15 | AP01 | officers | Appoint person director company with name date | |
| 2024-10-11 | TM01 | officers | Termination director company with name termination date |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 5
- Capital events
- 0
- 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.