MAMMOET OFFSHORE SERVICES LIMITED
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Cash
£841k
+14.9% highest in 3 filed years
Net assets
£12m
+13.4% highest in 3 filed years
Employees
45
+4.7% highest in 3 filed years
Profit before tax
£551k
-72.9% lowest 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 | £16,326,000 | £14,959,000 | £10,295,000 | -31.2% | |
| Operating profit | £4,044,000 | £2,517,000 | -£1,265,000 | -150.3% | |
| Profit before tax | £3,596,000 | £2,036,000 | £551,000 | -72.9% | |
| Net profit | £3,119,000 | £2,875,000 | £1,392,000 | -51.6% | |
| Cash | £817,000 | £732,000 | £841,000 | +14.9% | |
| Total assets less current liabilities | £9,193,000 | £10,361,000 | £12,584,000 | +21.5% | |
| Net assets | £7,486,000 | £10,361,000 | £11,753,000 | +13.4% | |
| Equity | £7,486,000 | £10,361,000 | £11,753,000 | +13.4% | |
| Average employees | 42 | 43 | 45 | +4.7% | |
| Wages | £2,538,000 | £2,785,000 | £3,452,000 | +23.9% | |
| Directors' remuneration | £235,000 | £176,000 | £129,000 | -26.7% |
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 | 24.8% | 16.8% | -12.3% | |
| Net margin | 19.1% | 19.2% | 13.5% | |
| Return on capital employed | 44.0% | 24.3% | -10.1% | |
| Gearing (liabilities / total assets) | 65.6% | 45.8% | 35.3% | |
| Current ratio | 0.92x | 1.29x | 1.91x | |
| Interest cover | 9.03x | 5.23x | -2.97x |
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 2 times since incorporation
- MAMMOET OFFSHORE SERVICES LIMITED 2020-12-17 → present
- ABNORMAL LOAD ENGINEERING LIMITED 1984-06-29 → 2020-12-17
- SPECIALISED TRANSPORTATION SERVICES LIMITED 1983-03-23 → 1984-06-29
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 cast significant 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.”
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 269 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-07-10 | AA | accounts | Accounts with accounts type full | |
| 2026-06-02 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 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 |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 3
- 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.