HORIZON NUCLEAR POWER WYLFA HOLDINGS LIMITED
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Cash
£2k
-50% lowest in 4 filed years
Net assets
£5.4m
-64.8% lowest in 4 filed years
Employees
0
Average over period
Profit before tax
£114m
Period ending 2026-03-31
Watchouts
Facts from the Companies House register and the latest accounts — not a rating
-
Accounts not prepared on a going-concern basis
Accordingly, the Directors do not consider the Company to be a going concern and the financial statements have been prepared on a basis other than going concern. The financial statements do not include any adjustments as a result of the financial statements being prepared on a basis other than going concern.
-
Going-concern uncertainty disclosed
Net assets
4-year trend · vs 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 | — | — | — | — | — | |
| Operating profit | — | £0 | £0 | — | — | |
| Profit before tax | — | -£1,589,000 | £0 | £113,982,000 | — | |
| Net profit | — | -£1,589,000 | £0 | £113,982,000 | — | |
| Cash | £3,000 | £4,000 | £4,000 | £2,000 | -50% | |
| Total assets less current liabilities | — | — | £15,313,000 | £5,387,000 | -64.8% | |
| Net assets | — | £15,313,000 | £15,313,000 | £5,387,000 | -64.8% | |
| Equity | £16,902,000 | £15,313,000 | £15,313,000 | £5,387,000 | -64.8% | |
| Average employees | — | 0 | 0 | 0 | — | |
| Wages | — | — | — | — | — | |
| Directors' remuneration | — | — | — | — | — |
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 |
|---|---|---|---|---|---|
| Return on capital employed | — | — | 0.0% | — | |
| Gearing (liabilities / total assets) | — | 0.0% | 0.0% | 0.0% | |
| Current ratio | — | 1.00x | 1.00x | — |
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
- Standalone (parent only)
- Auditor
- Ernst & Young LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Not a going concern (break-up basis)
“Accordingly, the Directors do not consider the Company to be a going concern and the financial statements have been prepared on a basis other than going concern. The financial statements do not include any adjustments as a result of the financial statements being prepared on a basis other than going concern.”
Group structure
- HORIZON NUCLEAR POWER WYLFA HOLDINGS LIMITED · parent
- Horizon Nuclear Power Wylfa Limited 100%
- Horizon Nuclear Power Services Limited 100%
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
5 active · 18 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| NEWTON, Carl William | Secretary | 2021-04-01 | — | — |
| INADA, Yasunori | Director | 2023-04-01 | Sep 1966 | Japanese |
| MASUI, Takashi | Director | 2019-04-01 | Aug 1962 | Japanese |
| NEWTON, Carl William | Director | 2021-04-01 | Sep 1962 | British |
| TONOOKA, Takashi | Director | 2023-07-01 | Oct 1972 | Japanese |
Show 18 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| CORNELIUS, Jonathan Miles | Secretary | 2019-04-01 | 2021-03-31 |
| CORNELIUS, Jonathan Miles | Secretary | 2016-06-07 | 2017-02-01 |
| JONES, James William | Secretary | 2017-02-01 | 2019-03-31 |
| RIPPON, Alexander William | Secretary | 2015-06-16 | 2016-04-19 |
| GOMERSALL, Stephen John, Sir | Director | 2015-07-01 | 2020-03-31 |
| HAWTHORNE, Duncan | Director | 2015-07-01 | 2021-03-31 |
| ISHIZUKA, Tatsuro | Director | 2015-06-16 | 2016-06-30 |
| KUME, Tadashi | Director | 2020-04-01 | 2023-03-31 |
| LEE, Sang Hoon David | Director | 2015-06-16 | 2019-03-31 |
| MURASE, Yoshiteru | Director | 2019-04-01 | 2020-03-31 |
| NAGASAWA, Katsumi | Director | 2015-07-01 | 2019-03-31 |
| NAKANE, Masahiko | Director | 2019-04-01 | 2021-03-31 |
| PIERCE, Stephen Keith | Director | 2021-04-01 | 2024-03-31 |
| RAYMANT, Alan Paul | Director | 2015-07-01 | 2016-05-01 |
| SATAKE, Tomohiro | Director | 2019-04-01 | 2023-06-30 |
| STONE, Timothy John, Dr | Director | 2015-07-01 | 2021-03-31 |
| TAKEHARA, Hidetoshi | Director | 2019-04-01 | 2020-03-31 |
| TANIGAKI, Masahide | Director | 2015-07-01 | 2020-03-31 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Horizon Nuclear Power Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2016-04-06 | Active |
Filing timeline
Last 20 of 84 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-07-15 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2026-07-07 | AA | accounts | Accounts with accounts type full | |
| 2025-07-14 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2025-06-24 | AA | accounts | Accounts with accounts type full | |
| 2024-10-01 | AD01 | address | Change registered office address company with date old address new address | |
| 2024-07-15 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-07-11 | AA | accounts | Accounts with accounts type full | |
| 2024-04-01 | TM01 | officers | Termination director company with name termination date | |
| 2023-07-17 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-07-10 | AA | accounts | Accounts with accounts type full | |
| 2023-07-04 | AP01 | officers | Appoint person director company with name date | |
| 2023-06-30 | TM01 | officers | Termination director company with name termination date | |
| 2023-04-04 | CH01 | officers | Change person director company with change date | |
| 2023-04-02 | AP01 | officers | Appoint person director company with name date | |
| 2023-03-31 | TM01 | officers | Termination director company with name termination date | |
| 2022-07-13 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2022-07-12 | AA | accounts | Accounts with accounts type full | |
| 2021-09-22 | PSC05 | persons-with-significant-control | Change to a person with significant control | |
| 2021-09-01 | AD01 | address | Change registered office address company with date old address new address | |
| 2021-07-17 | AA | accounts | Accounts with accounts type full |
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.