How much does Express Diagnostics Limited make?

Express Diagnostics Limited reported revenue of £4.9m and £76k profit in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Express Diagnostics Limited have?

Express Diagnostics Limited reported an average of 78 employees in the year to 31 Dec 2025.

Is Express Diagnostics Limited profitable?

Yes — Express Diagnostics Limited reported a profit of £76k in the year to 31 Dec 2025.

Company No. 02958269 · Incorporated 12 Aug 1994

Express Diagnostics Limited

Registered name: EXPRESS DIAGNOSTICS LIMITED

Part of Fox Investments [Holdings] Ltd group

Express Diagnostics Limited made £4.9m revenue and £76k profit in the year to 31 Dec 2025. read from filing text

Express Diagnostics Limited’s revenue fell 2% to £4.9m in the year to 31 Dec 2025, with £76k profit and 78 employees. The company is classified under “other human health activities” and is based in Plymouth; we hold 4 years of its filed accounts.

Full P&L filedSection Q · Human health and social workSIC 86900Other human health activities

Status: Active
Location: Plymouth, South West
Age: 32 yrs · since 1994
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 a wholly owned subsidiary of Plymouth Health Limited a company incorporated in England and Wales.”

Latest accounts · year to 31 Dec 2025

Key figures

Revenue

£4.9m

Growth ▼2.5%

Profit

£76k

Growth ▼78.6%

Profit margin

1.5%

Gross 75.8%

Employees

Change 0%

Profit / employee

£974

Revenue/employee £63.2k

Profitable streak

4yrs

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 to	31 Dec 2022	31 Dec 2023	31 Dec 2024	31 Dec 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)	£3.6m	£4.4m	£5.1m	£4.9m
Cost of sales	£682k	£1m	£1.2m	£1.2m
Gross profit	£2.9m	£3.4m	£3.9m	£3.7m
Operating profit	£517k	£350k	£514k	£80.1k
Profit before tax	£511k	£353k	£523k	£86.3k
Profit after tax	£385k	£291k	£356k	£76k
Profit (best available)	£385k	£291k	£356k	£76k
Employees (average)	69	74	78	78
Ratios
Profit margin	10.7%	6.7%	7%	1.5%
Gross margin	81.1%	77.1%	76.4%	75.8%
Revenue per employee	£52.2k	£58.9k	£64.8k	£63.2k
Profit per employee	£5.6k	£3.9k	£4.6k	£974
Growth (year on year)
Revenue growth	—	▲21%	▲15.9%	▼2.5%
Profit growth	—	▼24.3%	▲22.2%	▼78.6%
Headcount growth	—	▲7.2%	▲5.4%	0%
Balance sheet — indirect signals, not revenue
Cash at bank	£281k	£264k	£224k	£608k
Net assets	£2.9m	£3.1m	£3.5m	£3.6m
Fixed assets	£2.8m	£2.7m	£3.1m	£3.1m
Current assets	£854k	£955k	£1.3m	£7.4m
Debtors	£456k	£566k	£929k	£516k
Deferred income	£117k	£55.7k	£90.4k	—
Source	FullAccounts · bulk data Jul 2024	FullAccounts · bulk data Jul 2024	FullAccounts · bulk data Jun 2025	FullAccounts · bulk data Jul 2026

Derived from the latest filing

How the business works

Profit margin: 1.5%; Profit ÷ revenue.
Gross margin: 75.8%; Gross profit ÷ revenue. High for software and services.
Revenue per employee: £63.2k; Revenue ÷ average employees.
Profit per employee: £974; Profit ÷ average employees.
Cash conversion: —; Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
Fixed assets ÷ revenue: 63.4%; Capital intensity. Low = capital-light, cheaper to start.
Deferred income ÷ revenue: —; Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
Debtors ÷ revenue: 10.5%; 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: ▲2%; Now £3.6m
Cash at bank: ▲172%; Now £608k
Headcount: 0%; Now 78
Deferred income: —; Now —
Fixed assets: ▲2%; Now £3.1m

Corporate ownership

Group structure

Ownership chain

Fox Investments [Holdings] Ltdultimate parent75–100%
Longacre Group Limited50–75%
Inuvi Medical Services Limited75–100%
Inuvi Group Limited75–100%
Plymouth Health Limited75–100%
Express Diagnostics Limitedthis company

Bands show the share of ownership each company holds in the one below it.

Subsidiaries (1)

Citrine Diagnostics LimitedRev. £0 · Profit −£107k

From the Persons with Significant Control register (corporate controllers only).

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £76k), from the Companies House accounts bulk data published Jul 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.