Celtic Energy Limited
Registered name: CELTIC ENERGY LIMITED
Part of Celtic Mining Group Limited groupCeltic Energy Limited made £16k profit in the year to 31 Mar 2025 (revenue not disclosed).
Celtic Energy Limited reported £16k profit in the year to 31 Mar 2025, down 73% on the year before; its revenue was not disclosed. It had 0 employees. The company is classified under “open cast coal working” and is based in Cardiff; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Cardiff, Wales
- Age
- 31 yrs · since 1994
- Type
- Private Limited Company
Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently. From the filing: “The company is a wholly owned subsidiary of Avalon Glen, a company incorporated in Great Britain and registered in England and Wales.”
Key figures
This company published its profit but not its turnover, so revenue and margins are not disclosed. We never estimate them.
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Mar 2022 | 31 Mar 2023 | 31 Mar 2024 | 31 Mar 2025 |
|---|---|---|---|---|
| Disclosure | Full P&Lread from filing text | Full P&Lread from filing text | Full P&Lread from filing text | Profit only |
| Profit & loss | ||||
| Revenue (turnover) | £33.1m | £20.5m | £0 | — |
| Cost of sales | £13.2m | £7.9m | £0 | — |
| Gross profit | £19.9m | £12.6m | £0 | — |
| Operating profit | £13.4m | £9.9m | −£4k | — |
| Profit before tax | £14.5m | £11.8m | £79k | — |
| Profit after tax | £13m | £13m | £60k | £16k |
| Profit (best available) | £13m | £13m | £60k | £16k |
| Staff costs | £12m | £9m | £0 | — |
| Employees (average) | 163 | 71 | 0 | 0 |
| Ratios | ||||
| Profit margin | 39.3% | 63.3% | — | — |
| Gross margin | 60.1% | 61.4% | — | — |
| Revenue per employee | £203k | £288k | — | — |
| Profit per employee | £79.8k | £182k | — | — |
| Growth (year on year) | ||||
| Revenue growth | — | ▼38.1% | ▼100% | — |
| Profit growth | — | ▼0.4% | ▼99.5% | ▼73.3% |
| Headcount growth | — | ▼56.4% | ▼100% | — |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £17m | £16.3m | £859k | £898k |
| Net assets | £127m | £20.9m | £17.2m | £2.2m |
| Fixed assets | £24.1m | £0 | — | — |
| Current assets | £129m | £21.9m | £17.8m | £2.9m |
| Debtors | £7.9m | £59k | £1k | £0 |
| Deferred income | £1.5m | £52k | £0 | — |
| Source | FullAccounts · bulk data Mar 2024 | FullAccounts · bulk data Mar 2024 | FullAccounts · bulk data Dec 2024 | FullAccounts · bulk data Dec 2025 |
How the business works
- Profit margin
- —
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- Money owed by customers. Low = customers pay quickly.
Balance-sheet signals
Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.
- Net assets
- ▼87%
- Now £2.2m
- Cash at bank
- ▲5%
- Now £898k
- Headcount
- —
- Now 0
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Celtic Mining Group Limitedultimate parent75–100%
- Celtic Mining Operations Group Limited75–100%
- Avalon Glen75–100%
- Celtic Energy Limitedthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (1)
- Celtic Mining LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
Sources
Latest figures from FullAccounts for the year to 31 Mar 2025 (profit £16k), from the Companies House accounts bulk data published Dec 2025. Spotted an error? Request a correction.
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.