Starna Scientific Limited
Registered name: STARNA SCIENTIFIC LIMITED
Starna Scientific Limited made £10m revenue and £1.7m profit in the year to 30 Apr 2025. read from filing text
Starna Scientific Limited’s revenue fell 1% to £10m in the year to 30 Apr 2025, with £1.7m profit and 98 employees. The company is classified under “manufacture of other chemical products” and is based in Hainault; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Hainault, London
- Age
- 62 yrs · since 1964
- Type
- Private Limited Company
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 30 Apr 2022 | 30 Apr 2023 | 30 Apr 2024 | 30 Apr 2025 |
|---|---|---|---|---|
| Disclosure | Full P&Lread from filing text | Full P&Lread from filing text | Full P&Lread from filing text | Full P&Lread from filing text |
| Profit & loss | ||||
| Revenue (turnover) | £10.2m | £10.2m | £10.2m | £10m |
| Cost of sales | £5.2m | £5.4m | £5.2m | £5m |
| Gross profit | £5m | £4.8m | £4.9m | £5m |
| Operating profit | £865k | £855k | £1.5m | £2m |
| Profit before tax | £1.1m | £1m | £1.5m | £2.3m |
| Profit after tax | £868k | £940k | £1.1m | £1.7m |
| Profit (best available) | £868k | £940k | £1.1m | £1.7m |
| Staff costs | £3.3m | £3.5m | £3.6m | £3.6m |
| Employees (average) | 100 | 103 | 101 | 98 |
| Ratios | ||||
| Profit margin | 8.5% | 9.2% | 11.2% | 16.6% |
| Gross margin | 48.8% | 47.4% | 48.4% | 50.3% |
| Revenue per employee | £102k | £99k | £101k | £102k |
| Profit per employee | £8.7k | £9.1k | £11.3k | £16.9k |
| Growth (year on year) | ||||
| Revenue growth | — | ▲0.4% | ▼0.4% | ▼1.4% |
| Profit growth | — | ▲8.3% | ▲21.3% | ▲45.5% |
| Headcount growth | — | ▲3% | ▼1.9% | ▼3% |
| Balance sheet — indirect signals, not revenue | ||||
| Cash at bank | £7.5m | £7.9m | £5.6m | £7m |
| Net assets | £14.7m | £15.1m | £15.8m | £16.7m |
| Fixed assets | £6.1m | £6.2m | £9.5m | £9.9m |
| Current assets | £10m | £10.4m | £7.9m | £9.1m |
| Debtors | £1.4m | £1.2m | £1.3m | £1.1m |
| Deferred income | £198k | £289k | £194k | £187k |
| Source | FullAccounts · bulk data Jan 2024 | FullAccounts · bulk data Jan 2024 | FullAccounts · bulk data Dec 2024 | FullAccounts · bulk data Jan 2026 |
How the business works
- Profit margin
- 16.6%
- Profit ÷ revenue.
- Gross margin
- 50.3%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £102k
- Revenue ÷ average employees.
- Profit per employee
- £16.9k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 98.9%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 1.9%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 11.1%
- 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
- ▲6%
- Now £16.7m
- Cash at bank
- ▲24%
- Now £7m
- Headcount
- ▼3%
- Now 98
- Deferred income
- ▼3%
- Now £187k
- Fixed assets
- ▲5%
- Now £9.9m
Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.
Group structure
Subsidiaries (1)
- SSL Time Trading LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from FullAccounts for the year to 30 Apr 2025 (profit £1.7m), from the Companies House accounts bulk data published Jan 2026. 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.