Detector Electronics (U.K.) Limited
Registered name: DETECTOR ELECTRONICS (U.K.) LIMITED
Part of Detector Electronics Buyer UK Limited groupDetector Electronics (U.K.) Limited made £15.5m revenue and £3m profit in the year to 31 Dec 2024.
Detector Electronics (U.K.) Limited’s revenue grew 15% to £15.5m in the year to 31 Dec 2024, with £3m profit and 29 employees. The company is classified under “other business support service activities” and is based in Staines-Upon-Thames; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- Staines-Upon-Thames, London
- Age
- 44 yrs · since 1982
- 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: “Detector Electronics Buyer UK Limited”
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2023 | 31 Dec 2024 |
|---|---|---|
| Disclosure | Full P&L | Full P&L |
| Profit & loss | ||
| Revenue (turnover) | £13.5m | £15.5m |
| Cost of sales | £9.8m | £10.3m |
| Gross profit | £3.7m | £5.2m |
| Operating profit | £838k | £1.1m |
| Profit before tax | £876k | £3.4m |
| Profit after tax | £889k | £3m |
| Profit (best available) | £889k | £3m |
| Staff costs | £1.8m | £2.4m |
| Employees (average) | 19 | 29 |
| Ratios | ||
| Profit margin | 6.6% | 19.7% |
| Gross margin | 27.6% | 33.3% |
| Revenue per employee | £710k | £535k |
| Profit per employee | £46.8k | £105k |
| Growth (year on year) | ||
| Revenue growth | — | ▲14.9% |
| Profit growth | — | ▲242.9% |
| Headcount growth | — | ▲52.6% |
| Balance sheet — indirect signals, not revenue | ||
| Cash at bank | £60k | £1.9m |
| Net assets | £2.6m | £15.8m |
| Fixed assets | £188k | £7.9m |
| Current assets | £5.6m | £9.6m |
| Debtors | £3.3m | £4.7m |
| Source | FullAccounts · bulk data May 2026 | FullAccounts · bulk data May 2026 |
How the business works
- Profit margin
- 19.7%
- Profit ÷ revenue.
- Gross margin
- 33.3%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £535k
- Revenue ÷ average employees.
- Profit per employee
- £105k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 51%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 30.5%
- 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
- ▲511%
- Now £15.8m
- Cash at bank
- ▲3025%
- Now £1.9m
- Headcount
- ▲53%
- Now 29
- Deferred income
- —
- Now —
- Fixed assets
- ▲4107%
- Now £7.9m
Group structure
Ownership chain
- Detector Electronics Buyer UK Limitedultimate parent75–100%
- Detector Electronics (U.K.) Limitedthis company
Bands show the share of ownership each company holds in the one below it.
From the Persons with Significant Control register (corporate controllers only).
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Sources
Latest figures from FullAccounts for the year to 31 Dec 2024 (profit £3m), from the Companies House accounts bulk data published May 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.