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Company No. 05416617 · Incorporated 7 Apr 2005

Medical Diagnostic Systems Limited

Registered name: MEDICAL DIAGNOSTIC SYSTEMS LIMITED

Medical Diagnostic Systems Limited made £294k revenue and £9.8k profit in the year to 30 Apr 2025.

Medical Diagnostic Systems Limited’s revenue fell 41% to £294k in the year to 30 Apr 2025, with £9.8k profit and 1 employee. The company is classified under “retail sale of medical and orthopaedic goods in specialised stores (not incl. hearing aids)” and is based in London; we hold 4 years of its filed accounts.

Full P&L filedSection G · Wholesale and retail trade; repair of motor vehiclesSIC 47749Retail sale of medical and orthopaedic goods in specialised stores (not incl. hearing aids) n.e.c.
Status
Active
Location
London, London
Age
21 yrs · since 2005
Type
Private Limited Company
Latest accounts · year to 30 Apr 2025

Key figures

IndependentSmall team
Revenue
£294k
Growth ▼41.1%
Profit
£9.8k
Growth ▼95.1%
Profit margin
3.4%
 
Employees
1
Change 0%
Profit / employee
£9.8k
Revenue/employee £294k
Profitable streak
2yrs
Consecutive profitable years in our data

Badges are automated estimates derived from the filed figures — not statements of fact about the company.

4 filed years

Financial history

Multi-year financials, oldest to newest
Year to30 Apr 202230 Apr 202330 Apr 202430 Apr 2025
DisclosureFull P&LFull P&LFull P&LFull P&L
Profit & loss
Revenue (turnover)£159k£123k£499k£294k
Profit after tax−£107k−£248k£201k£9.8k
Profit (best available)−£107k−£248k£201k£9.8k
Employees (average)—111
Ratios
Profit margin−67.7%−202%40.3%3.4%
Revenue per employee—£123k£499k£294k
Profit per employee—−£248k£201k£9.8k
Growth (year on year)
Revenue growth—▼22.8%▲306.7%▼41.1%
Profit growth———▼95.1%
Headcount growth——0%0%
Balance sheet — indirect signals, not revenue
Net assets−£183k−£431k−£230k−£220k
Current assets£36.7k£28.5k£146k£67.4k
SourceFullAccounts · bulk data Jan 2024FullAccounts · bulk data Jan 2024FullAccounts · bulk data Jan 2025FullAccounts · bulk data Jan 2026
Derived from the latest filing

How the business works

Profit margin
3.4%
Profit ÷ revenue.
Gross margin
—
Gross profit ÷ revenue. High for software and services.
Revenue per employee
£294k
Revenue ÷ average employees.
Profit per employee
£9.8k
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.
Indirect — not revenue

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 −£220k
Cash at bank
—
Now —
Headcount
0%
Now 1
Deferred income
—
Now —
Fixed assets
—
Now —
Same industry, similar size

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Sources

Latest figures from FullAccounts for the year to 30 Apr 2025 (profit £9.8k), 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.