PROJECT SUMMER TOPCO LIMITED
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Next accounts due
2026-12-31 (in 7mo)
Last filed for 2025-03-31
Confirmation statement due
2026-11-12 (in 6mo)
Last made up 2025-10-29
Watchouts
None on the register
Cash
£2M
Latest balance sheet
Net assets
-£5M
Equity attributable
Employees
22
Average over period
Profit before tax
-£3M
Period ending 2025-03-31
Net assets
1-year trend · vs Industrials median
Accounts
1-year trend · latest reflected 2025-03-31
| Metric | Trend | 2025-03-31 |
|---|---|---|
| Turnover | £20,082,118 | |
| Operating profit | £973,643 | |
| Profit before tax | -£3,142,886 | |
| Net profit | -£4,677,362 | |
| Cash | £1,773,349 | |
| Total assets less current liabilities | £63,206,752 | |
| Net assets | -£4,667,352 | |
| Equity | -£4,667,352 | |
| Average employees | 22 | |
| Wages | £1,119,613 | |
| Directors' remuneration | £308,392 |
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
Year-on-year
Latest filed period vs the prior one
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2025-03-31 |
|---|---|---|
| Operating margin | 4.8% | |
| Net margin | -23.3% | |
| Return on capital employed | 1.5% | |
| Gearing (liabilities / total assets) | 106.9% | |
| Current ratio | 1.40x | |
| Interest cover | 0.24x |
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
- Fortus Audit LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“The directors have, at the time of approving the financial statements, a reasonable expectation that the Group has adequate resources to continue in operational existence for the foreseeable future. Thus the directors continue to adopt the going concern basis of accounting in preparing the financial statements.”
Group structure
- PROJECT SUMMER TOPCO LIMITED · parent
- Project Summer Bidco Limited 100%
- Mainprize Holdings Limited 100%
- Mainprize Midco Limited 100%
- Mainprize Offshore Limited 100%
- Mainprize Asia Limited 100%
- Mainprize Offshore Two Limited 100%
- Offshore Ship Design and Consultants Limited 50%
Significant events
- “On 29th February 2024 Mainprize Holdings Ltd and its subsidiaries were acquired by Project Summer Bidco Limited, a Company incorporated in England and Wales.”
- “In July 2024 two further vessels, the MO10 and MO11, were delivered and commenced work on long term contracts.”
- “During the year, six further vessels were ordered and will be delivered in the first half of 2026.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
6 active · 1 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| EVANS, Steven Gordon | Director | 2026-01-26 | May 1981 | British |
| MAINPRIZE, Sharon Marie | Director | 2024-02-29 | Oct 1973 | British |
| MAINPRIZE JNR, Robert Rewcroft | Director | 2024-02-29 | Aug 1974 | British |
| MARSHALL, Robert Gavin | Director | 2025-07-25 | Apr 1972 | British |
| SEAMAN, Nicholas Richard Motum | Director | 2023-10-30 | Jul 1981 | British |
| WHEELER, Timothy Albert William | Director | 2023-10-30 | Jun 1995 | British |
Show 1 resigned officer
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| WILCOCKSON, Steve | Director | 2024-02-29 | 2025-06-06 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Alcuin Gp V Llp | Corporate entity | Shares 25–50%, Voting 25–50% | 2023-10-30 | Active |
Filing timeline
Last 20 of 25 total filings
Material constitutional events — rename, articles re-file, resolution
- 2026-04-25 RESOLUTIONS Resolution
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-04-25 | RESOLUTIONS | resolution | Resolution | |
| 2026-04-09 | SH01 | capital | Capital allotment shares | |
| 2026-02-18 | AP01 | officers | Appoint person director company with name date | |
| 2025-12-12 | SH03 | capital | Capital return purchase own shares treasury capital date | |
| 2025-11-13 | CH01 | officers | Change person director company with change date | |
| 2025-11-12 | CH01 | officers | Change person director company with change date | |
| 2025-11-12 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-11-12 | CH01 | officers | Change person director company with change date | |
| 2025-10-20 | AA | accounts | Accounts with accounts type group | |
| 2025-07-25 | AP01 | officers | Appoint person director company with name date | |
| 2025-07-08 | TM01 | officers | Termination director company with name termination date | |
| 2025-06-24 | SH01 | capital | Capital allotment shares | |
| 2024-11-22 | PSC05 | persons-with-significant-control | Change to a person with significant control | |
| 2024-11-21 | CS01 | confirmation-statement | Confirmation statement with updates | |
| 2024-05-03 | AP01 | officers | Appoint person director company with name date | |
| 2024-05-03 | AP01 | officers | Appoint person director company with name date | |
| 2024-05-03 | AP01 | officers | Appoint person director company with name date | |
| 2024-03-22 | AD01 | address | Change registered office address company with date old address new address | |
| 2024-03-15 | SH10 | capital | Capital variation of rights attached to shares | |
| 2024-03-13 | SH01 | capital | Capital allotment shares |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 12
- Capital events
- 3
- Officers appointed
- 2
- 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.