WARTSILA UK LIMITED
Operating as the British subsidiary of the Finnish publicly listed group Wärtsilä Oyj Abp, the company provides repair, maintenance, and technology solutions for the marine and energy sectors.
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Cash
£4.1M
-38.7% lowest in 3 filed years
Net assets
£11M
-59.4% lowest in 3 filed years
Employees
320
+2.6% highest in 3 filed years
Profit before tax
£3.5M
-38.8% lowest in 3 filed years
Watchouts
Facts from the Companies House register and the latest accounts — not a rating
-
1 PSC ceased in last 24 months
Significant control changed hands — see the Ownership section.
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 | £319,107,000 | £158,360,000 | £130,151,000 | -17.8% | |
| Operating profit | £11,824,000 | £4,481,000 | £3,791,000 | -15.4% | |
| Profit before tax | £12,780,000 | £5,729,000 | £3,506,000 | -38.8% | |
| Net profit | £9,961,000 | £3,879,000 | £2,661,000 | -31.4% | |
| Cash | £5,197,000 | £6,729,000 | £4,126,000 | -38.7% | |
| Total assets less current liabilities | £26,957,000 | £29,705,000 | £16,074,000 | -45.9% | |
| Net assets | £23,735,000 | £27,494,000 | £11,150,000 | -59.4% | |
| Equity | £23,735,000 | £27,494,000 | £11,150,000 | -59.4% | |
| Average employees | 274 | 312 | 320 | +2.6% | |
| Wages | £20,909,000 | £20,928,000 | £22,502,000 | +7.5% | |
| Directors' remuneration | £264,000 | £369,000 | £302,000 | -18.2% |
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 | 3.7% | 2.8% | 2.9% | |
| Net margin | 3.1% | 2.4% | 2.0% | |
| Return on capital employed | 43.9% | 15.1% | 23.6% | |
| Gearing (liabilities / total assets) | 83.3% | 70.8% | — | |
| Current ratio | — | 1.20x | 0.99x | |
| Interest cover | 14.53x | 8.10x | 4.10x |
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
- WARTSILA UK LIMITED 2008-01-02 → present
- DEEP SEA SEALS LIMITED 1971-03-16 → 2008-01-02
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- Azets Audit Services Limited
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“The Company's Directors have assessed that there are no material uncertainties surrounding the going concern of the entity, including the impact of the ongoing situation with Ukraine/Russia and Iran/Israel, and the disinvestment of the energy storage operations. Thus they continue to adopt the going concern basis of accounting in preparing the annual financial statements.”
Group structure
- WARTSILA UK LIMITED · parent
- Wartsila Services (SL) Limited 100%
- Ships Electronic Services Ltd 0%
- Greenham Regis Ltd 0%
Significant events
- “A dividend of £19,000k was paid in the year (2024: £nil).”
- “In May 2026, a dividend of £5,000k, was declared and paid.”
- “During July 2025, the investments in Ships Electronic Services Ltd and Greenham Regis Ltd, were sold as a part of a global disposal of the Automation, Navigation and Control System (ANCS) business unit.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
6 active · 42 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| PROCTOR, Jayne Louise | Secretary | 2023-01-04 | — | — |
| BERTRAM, Bernd | Director | 2020-10-05 | Aug 1973 | Danish |
| MARTINDALE, Lee | Director | 2024-03-14 | Jan 1973 | British |
| PICCINNI, Lorenzo | Director | 2025-11-26 | Mar 1981 | Italian |
| PROCTOR, Jayne Louise | Director | 2025-10-29 | Feb 1974 | British |
| REED-BEALE, Rebecca Jeffries | Director | 2025-10-29 | Jul 1976 | British |
Show 42 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| ALDEN, Gill Lynn | Secretary | 2021-11-22 | 2023-01-04 |
| BURFORD, Robert | Secretary | 2003-09-09 | 2004-09-28 |
| EAVES, Terence Joseph | Secretary | 2009-04-24 | 2012-10-17 |
| GRIFFITHS, Mark | Secretary | 2012-10-17 | 2014-07-25 |
| HENSHAW, John Richard | Secretary | 2014-07-25 | 2018-09-01 |
| HENSHAW, John Richard | Secretary | 2007-12-20 | 2009-04-24 |
| HOWE, Colin Frederick | Secretary | — | 2001-08-07 |
| MARSH, Gavin Joseph | Secretary | 2001-08-07 | 2003-06-13 |
| PROCTOR, Jayne Louise | Secretary | 2018-09-01 | 2021-11-22 |
| SALTER, Penelope Elisabeth Louise | Secretary | 2004-09-29 | 2008-01-03 |
| SALTER, Penelope Elisabeth Louise | Secretary | 2003-06-13 | 2003-09-09 |
| BLOMBERG, Tage Krister | Director | 2008-01-01 | 2009-06-30 |
| BLOMJOUS, Ernst Casimir | Director | 2002-05-23 | 2003-01-27 |
| BURFORD, Robert | Director | 2003-09-09 | 2014-04-01 |
| COBBOLD, Timothy Russell | Director | 1999-04-06 | 2000-09-30 |
| COUSINS, John Frederick | Director | — | 2002-04-15 |
| DE GRUIJTER, Tamara | Director | 2018-04-03 | 2020-10-05 |
| DICKINSON, Andrew David | Director | 2008-01-18 | 2018-09-01 |
| HARRIS, Kenneth William | Director | 1992-06-30 | 1997-10-16 |
| HENSHAW, John Richard | Director | 2020-11-16 | 2024-03-14 |
| HENSHAW, John Richard | Director | 2018-09-01 | 2020-09-01 |
| HENSHAW, John Richard | Director | 2007-12-20 | 2009-04-24 |
| HOWE, Colin Frederick | Director | — | 2001-08-07 |
| HYDE, Colin Lewis | Director | 2003-02-19 | 2004-09-29 |
| KOPONEN, Timo Ensio | Director | 2014-04-01 | 2019-08-08 |
| LANGRIDGE, Colin Geoffrey | Director | 2000-09-30 | 2004-09-29 |
| LANGRIDGE, Colin Geoffrey | Director | 1992-06-30 | 1999-04-06 |
| LEHTINEN, Arto | Director | 2019-08-21 | 2020-10-16 |
| MARSH, Gavin Joseph | Director | 2001-08-07 | 2003-06-13 |
| NYSJÖ, Stefan | Director | 2015-06-16 | 2018-04-03 |
| RANDOLPH, Rodney | Director | — | 1999-04-06 |
| ROWLAND, Brian | Director | — | 1995-02-01 |
| ROWLANDS, Christopher David | Director | 2014-04-01 | 2020-10-05 |
| SALTER, Penelope Elisabeth Louise | Director | 2001-08-07 | 2008-01-03 |
| SCOTT, Fraser | Director | 2020-09-01 | 2025-10-29 |
| STEVENS, Ronald David | Director | 2001-08-07 | 2004-09-29 |
| SZYMANSKI, David Joseph | Director | 2018-04-03 | 2020-07-01 |
| VAN BEERS, Godefridus Gulielmus Pterus Maria | Director | 2010-04-01 | 2015-03-31 |
| VAN BEERS, Godepridus Gulielmus Petrus Maria | Director | 2008-01-01 | 2009-07-01 |
| VITZTHUM, Christopher | Director | 2002-05-23 | 2008-01-02 |
| VITZTHUM VON EKSTADT, Carl Christoph Eric | Director | 2009-07-01 | 2010-03-31 |
| WICHALL, Colin Arthur | Director | 1995-02-01 | 2004-09-29 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Mr Fraser Scott | Individual | Significant influence | 2020-09-01 | Ceased 2025-10-29 |
| Mr Andrew David Dickinson | Individual | Significant influence | 2016-04-06 | Ceased 2020-09-01 |
| Wartsila Technology Oy Ab | Corporate entity | Shares 75–100% | 2016-04-06 | Active |
Filing timeline
Last 20 of 192 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-06-24 | AA | accounts | Accounts with accounts type full | |
| 2025-12-28 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-12-09 | PSC07 | persons-with-significant-control | Cessation of a person with significant control | |
| 2025-12-09 | AP01 | officers | Appoint person director company with name date | |
| 2025-11-11 | AP01 | officers | Appoint person director company with name date | |
| 2025-11-11 | AP01 | officers | Appoint person director company with name date | |
| 2025-11-11 | TM01 | officers | Termination director company with name termination date | |
| 2025-09-29 | AA | accounts | Accounts with accounts type full | |
| 2025-04-04 | CH01 | officers | Change person director company with change date | |
| 2025-01-15 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-06-24 | AA | accounts | Accounts with accounts type full | |
| 2024-03-21 | AP01 | officers | Appoint person director company with name date | |
| 2024-03-21 | TM01 | officers | Termination director company with name termination date | |
| 2023-12-19 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-09-14 | AA | accounts | Accounts with accounts type full | |
| 2023-02-07 | AA | accounts | Accounts with accounts type full | |
| 2023-01-17 | AP03 | officers | Appoint person secretary company with name date | |
| 2023-01-17 | TM02 | officers | Termination secretary company with name termination date | |
| 2022-12-14 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2022-06-20 | AA | accounts | Accounts with accounts type full |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 8
- Capital events
- 0
- Officers appointed
- 3
- 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.