Medical Detection Dogs
Registered name: MEDICAL DETECTION DOGS
Medical Detection Dogs made £2.1m revenue and a £506k loss in the year to 31 Mar 2025.
Medical Detection Dogs’s revenue fell 1% to £2.1m in the year to 31 Mar 2025, with a loss of £506k and 50 employees. The company is classified under “other research and experimental development on natural sciences and engineering” and is based in Milton Keynes; we hold 3 years of its filed accounts.
- Status
- Active
- Location
- Milton Keynes
- Age
- 19 yrs · since 2007
- Type
- PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
Key figures
Financial history
| Year to | 31 Mar 2023 | 31 Mar 2024 | 31 Mar 2025 |
|---|---|---|---|
| Disclosure | Full P&L | Full P&L | Full P&L |
| Profit & loss | |||
| Revenue (turnover) | £1.9m | £2.1m | £2.1m |
| Cost of sales | £2.5m | £2.4m | — |
| Operating profit | −£606k | −£301k | −£535k |
| Profit before tax | −£606k | −£301k | −£506k |
| Profit after tax | −£606k | −£242k | −£506k |
| Profit (best available) | −£606k | −£242k | −£506k |
| Employees (average) | 54 | 51 | 50 |
| Ratios | |||
| Profit margin | −32.1% | −11.6% | −24.5% |
| Revenue per employee | £35k | £40.8k | £41.3k |
| Profit per employee | −£11.2k | −£4.7k | −£10.1k |
| Growth (year on year) | |||
| Revenue growth | — | ▲10.1% | ▼0.8% |
| Headcount growth | — | ▼5.6% | ▼2% |
| Balance sheet — indirect signals, not revenue | |||
| Net assets | — | — | — |
| Source | Accounts · bulk data Oct 2024 | Accounts · bulk data Oct 2024 | Accounts · bulk data Nov 2025 |
How the business works
- Profit margin
- −24.5%
- Profit ÷ revenue.
- Gross margin
- —
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £41.3k
- Revenue ÷ average employees.
- Profit per employee
- −£10.1k
- 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
- —
- Now —
- Cash at bank
- —
- Now —
- Headcount
- ▼2%
- Now 50
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Subsidiaries (3)
- Canine Diagnostic Innovations LtdRev. £240k · Profit £0
- MDD Enterprises LtdFigures not disclosed
- Millfield Greenway Business Park Management LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Sources
Latest figures from accounts for the year to 31 Mar 2025 (profit −£506k), from the Companies House accounts bulk data published Nov 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.