MAMMOET OFFSHORE SERVICES LIMITED
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Next accounts due
2026-09-30 (in 4mo)
Last filed for 2024-12-31
Confirmation statement due
2026-07-04 (in 2mo)
Last made up 2025-06-20
Watchouts
None on the register
Cash
£732K
-10.4% vs 2023
Net assets
£10M
+38.4% vs 2023
Employees
43
+2.4% vs 2023
Profit before tax
£2M
-43.4% vs 2023
Net assets
2-year trend · vs Industrials median
Accounts
2-year trend · latest reflected 2024-12-31
| Metric | Trend | 2023-12-31 | 2024-12-31 |
|---|---|---|---|
| Turnover | £16,326,000 | £14,959,000 | |
| Operating profit | £4,044,000 | £2,517,000 | |
| Profit before tax | £3,596,000 | £2,036,000 | |
| Net profit | £3,119,000 | £2,875,000 | |
| Cash | £817,000 | £732,000 | |
| Total assets less current liabilities | £9,193,000 | £12,068,000 | |
| Net assets | £7,486,000 | £10,361,000 | |
| Equity | £7,486,000 | £10,361,000 | |
| Average employees | 42 | 43 | |
| Wages | £2,538,000 | £2,785,000 |
Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. About these numbers
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2023-12-31 | 2024-12-31 |
|---|---|---|---|
| Operating margin | 24.8% | 16.8% | |
| Net margin | 19.1% | 19.2% | |
| Return on capital employed | 44.0% | 20.9% | |
| Gearing (liabilities / total assets) | 65.6% | 50.2% | |
| Current ratio | 0.92x | 1.29x | |
| Interest cover | 9.03x | 5.23x |
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 101
- Reporting scope
- Standalone (parent only)
- Auditor
- Azets Audit Services
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“Based on the work we have performed, we have not identified any material uncertainties relating to events or conditions that, individually or collectively, may significantly doubt on the company's ability to continue as a going concern for a period of at least twelve months from when the financial statements are authorised for issue.”
Group structure
- MAMMOET OFFSHORE SERVICES LIMITED · parent
- ALE Econdight Limited 100%
- ALE Heavylift Holding (M) Sdn Bhd 100%
- ALE Heavylift & Transport (Thailand) Co. Limited 100%
- ALE Heavylift (Thailand) Limited 100%
- ALE Lastra de Mexico Sa de CV 100%
Significant events
- “The financial increase in turnover of the company is predominately due to the fact that the company executed six major Oil and Gas projects, mainly in the First Rotation, which contributed to the increase in the gross profit.”
- “In the second half of 2024, the Middlesbrough office and yard facilities were closed and moved to our sister company's facility Mammoet UK Ltd, in Stockton-on-Tees.”
- “In 2024 our administrative cost increased due to further development of our operational and sales teams, higher repair and maintenance costs as well as one-off costs related to the office, yard move.”
- “The Finance cost slightly increased due to an increase in interest rate.”
- “Improved utilization of our resources lead to a signification increase in the net result for 2024.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
1 active · 22 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| MILLS, Barnaby | Director | 2021-06-01 | Feb 1984 | English |
Show 22 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| DEETH, Adam John | Secretary | 2005-12-05 | 2012-03-30 |
| HARRIES, Mark William | Secretary | 2012-03-30 | 2020-01-08 |
| ADAMS, Darren | Director | 2016-04-21 | 2017-07-03 |
| ALLIN, Tobias Raywood | Director | 2000-03-01 | 2002-11-22 |
| BIRCH, Michael William | Director | 2011-04-01 | 2017-11-17 |
| BIRCH, Michael William | Director | 2000-03-01 | 2007-03-13 |
| BIRCH, Wendy Lee | Director | 2010-07-22 | 2020-01-08 |
| BOUGHEY, David James | Director | 2014-01-09 | 2015-11-20 |
| DEETH, Adam John | Director | 2010-07-22 | 2012-03-30 |
| GENT, Matthew Conan, Mr. | Director | 2020-03-31 | 2021-06-01 |
| HARRIES, Jennifer | Director | — | 2005-12-05 |
| HARRIES, Mark William | Director | 1996-01-25 | 2020-01-08 |
| HARRIES, Roger William | Director | 2003-02-01 | 2007-01-04 |
| HARRIES, Roger William | Director | — | 1994-03-31 |
| JONES, Russell David | Director | 2017-07-03 | 2020-03-30 |
| KILLEN, Timothy Edward | Director | 2009-03-01 | 2012-10-24 |
| LUPESCU, Ferdinand Martinus Nicolai, Mr. | Director | 2020-09-18 | 2022-06-01 |
| MCDONNELL, Malachy Thomas | Director | 2012-03-30 | 2020-09-18 |
| PECKOVER, Richard Michael | Director | 2017-11-17 | 2020-03-30 |
| POTTS, John | Director | — | 1994-03-30 |
| RIETVELD, Karel Eduard | Director | 2022-06-01 | 2024-05-21 |
| WYNN, Peter Alan George | Director | 1994-03-31 | 1996-01-24 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Ale Uk Holdings Limited | Corporate entity | Shares 75–100% | 2016-04-06 | Ceased 2021-02-18 |
Filing timeline
Last 20 of 266 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2025-10-02 | AA | accounts | Accounts with accounts type full | |
| 2025-07-17 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-10-09 | AA | accounts | Accounts with accounts type full | |
| 2024-07-22 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-05-29 | TM01 | officers | Termination director company with name termination date | |
| 2024-01-11 | AA | accounts | Accounts with accounts type full | |
| 2023-07-07 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-02-15 | AA | accounts | Accounts with accounts type full | |
| 2022-06-30 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2022-06-29 | AP01 | officers | Appoint person director company with name date | |
| 2022-06-29 | TM01 | officers | Termination director company with name termination date | |
| 2022-06-17 | AA | accounts | Accounts with accounts type full | |
| 2022-01-18 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2022-01-18 | DISS40 | gazette | Gazette filings brought up to date | |
| 2022-01-12 | DISS16(SOAS) | dissolution | Dissolved compulsory strike off suspended | |
| 2022-01-04 | GAZ1 | gazette | Gazette notice compulsory | |
| 2021-07-06 | AP01 | officers | Appoint person director company with name date | |
| 2021-07-06 | TM01 | officers | Termination director company with name termination date | |
| 2021-04-28 | AA | accounts | Accounts with accounts type full | |
| 2021-02-18 | PSC08 | persons-with-significant-control | Notification of a person with significant control statement |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 2
- 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.
Year-on-year
FY2023 → FY2024 · period ending 2024-12-31 vs 2023-12-31
-
Turnover
-8.4%
£16,326,000 £14,959,000
-
Cash
-10.4%
£817,000 £732,000
-
Net assets
+38.4%
£7,486,000 £10,361,000
-
Employees
+2.4%
42 43
-
Operating profit
-37.8%
£4,044,000 £2,517,000
-
Profit before tax
-43.4%
£3,596,000 £2,036,000
-
Wages
+9.7%
£2,538,000 £2,785,000
Each % is (latest − prior) ÷ |prior| for the line item as filed. Periods don't have to be exactly 12 months apart — a long or short period (typical around incorporation or year-end changes) will distort the comparison. Lines a company doesn't report are omitted. About these numbers