First Light Fusion Limited
Registered name: FIRST LIGHT FUSION LIMITED
First Light Fusion Limited made £55.7k revenue and a £13.4m loss in the year to 31 Mar 2025. read from filing text
First Light Fusion Limited’s revenue grew 1517% to £55.7k in the year to 31 Mar 2025, with a loss of £13.4m and 100 employees. The company is classified under “other research and experimental development on natural sciences and engineering” and is based in Kidlington; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- Kidlington, South East
- Age
- 15 yrs · since 2011
- 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 owned by a number of private shareholders and companies, IP2IPO Portifolio (Gp) Limited, holding 2”
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Mar 2024 | 31 Mar 2025 |
|---|---|---|
| Disclosure | Full P&Lread from filing text | Full P&Lread from filing text |
| Profit & loss | ||
| Revenue (turnover) | £3.4k | £55.7k |
| Operating profit | −£16.3m | −£15.7m |
| Profit before tax | −£15.4m | −£15.5m |
| Profit after tax | −£13.2m | −£13.4m |
| Profit (best available) | −£13.2m | −£13.4m |
| Staff costs | £9m | £9.2m |
| Employees (average) | 101 | 100 |
| Ratios | ||
| Profit margin | −384733% | −24132% |
| Revenue per employee | £34 | £557 |
| Profit per employee | −£131k | −£134k |
| Growth (year on year) | ||
| Revenue growth | — | ▲1517% |
| Headcount growth | — | ▼1% |
| Balance sheet — indirect signals, not revenue | ||
| Cash at bank | £1.7m | £9.9m |
| Net assets | £17.6m | £5.1m |
| Fixed assets | £2.4m | £2.2m |
| Current assets | £18m | £14.3m |
| Debtors | £0 | £9.8k |
| Deferred income | £0 | £16.7k |
| Cash from operations | £14.6m | £15.7m |
| Source | FullAccounts · bulk data Jul 2025 | FullAccounts · bulk data Jul 2025 |
How the business works
- Profit margin
- −24132%
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £557
- Revenue ÷ average employees.
- Profit per employee
- −£134k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 4016%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 29.9%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 17.6%
- 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
- ▼71%
- Now £5.1m
- Cash at bank
- ▲487%
- Now £9.9m
- Headcount
- ▼1%
- Now 100
- Deferred income
- —
- Now £16.7k
- Fixed assets
- ▼5%
- Now £2.2m
Group structure
Minority corporate shareholders
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 −£13.4m), from the Companies House accounts bulk data published Jul 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.