How much does Citrine Diagnostics Limited make?

Citrine Diagnostics Limited reported revenue of £0 and a loss of £107k in the year to 31 Dec 2025, according to its accounts filed at Companies House.

How many employees does Citrine Diagnostics Limited have?

Citrine Diagnostics Limited reported an average of 0 employees in the year to 31 Dec 2025.

Is Citrine Diagnostics Limited profitable?

No — Citrine Diagnostics Limited reported a loss of £107k in the year to 31 Dec 2025.

Company No. 16013789 · Incorporated 11 Oct 2024

Citrine Diagnostics Limited

Registered name: CITRINE DIAGNOSTICS LIMITED

Part of Fox Investments [Holdings] Ltd group

Citrine Diagnostics Limited made £0 revenue and a £107k loss in the year to 31 Dec 2025. read from filing text

Citrine Diagnostics Limited’s revenue was £0 in the year to 31 Dec 2025, with a loss of £107k and 0 employees. The company is classified under “other human health activities” and is based in Wokingham; we hold 2 years of its filed accounts.

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

Status: Active
Location: Wokingham, South East
Age: 2 yrs · since 2024
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”

Latest accounts · year to 31 Dec 2025

Key figures

Small team

Revenue

£0

Growth —

Profit

−£107k

Growth —

Profit margin

—

Employees

Change —

Profit / employee

—

Profitable streak

0yrs

Consecutive profitable years in our data

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

2 filed years

Financial history

Multi-year financials, oldest to newest
Year to	31 Dec 2024	31 Dec 2025
Disclosure	Full P&Lread from filing text	Full P&Lread from filing text
Profit & loss
Revenue (turnover)	£0	£0
Operating profit	−£3.5k	−£2.2k
Profit before tax	−£98.4k	−£107k
Profit after tax	−£98.4k	−£107k
Profit (best available)	−£98.4k	−£107k
Employees (average)	3	0
Ratios
Profit margin	—	—
Revenue per employee	£0	—
Profit per employee	−£32.8k	—
Balance sheet — indirect signals, not revenue
Net assets	−£88.5k	−£196k
Debtors	£0	£1.4k
Source	FullAccounts · bulk data Jul 2026	FullAccounts · bulk data Jul 2026

Derived from the latest filing

How the business works

Profit margin: —; Profit ÷ revenue.
Gross margin: —; Gross profit ÷ revenue. High for software and services.
Revenue per employee: —; Revenue ÷ average employees.
Profit per employee: —; 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 −£196k
Cash at bank: —; Now —
Headcount: —; Now 0
Deferred income: —; Now —
Fixed assets: —; Now —

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 Limited75–100%
Citrine Diagnostics Limitedthis company

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

Subsidiaries (1)

Physiological Measurements LtdRev. £9.3m · Profit £971k

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

Same industry, similar size

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Sources

Companies House profile Filing history & original accounts

Latest figures from FullAccounts for the year to 31 Dec 2025 (profit −£107k), 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.