Annual accounts
Total Exemption Full accounts
30/09/2026Filing deadline
Made up to 31/12/2024Due 30/09/2026
- Next accounts made up to
- 31/12/2025
- Last accounts made up to
- 31/12/2024
ALTONA DIAGNOSTICS UK LIMITED
Active- 10641789Copy
Copy
Registry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- No. 1 St. Paul's Square, Liverpool, Merseyside L3 9SJ
- Classification (2 SIC codes)
- Technical testing and analysis (71.20 - SIC 2007)Research and experimental development on biotechnology (72.11 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
The 4 most recent documents filed at Companies House.
Pre-Score for UK companies is coming soon
- 15/04/2026View PDF (8 pages)
Total exemption full accounts made up to 2025-12-31
- 30/03/2026View PDF (3 pages)
Confirmation statement made on 2026-03-22 with no updates
- 26/03/2026View PDF (1 pages)
Cessation of Klaus Matzen as a person with significant control on 2021-02-17
- 26/03/2026View PDF (2 pages)
Notification of a person with significant control statement
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
Due in 5 days
Confirmation statement
Confirms the registry record is up to date
- Next statement date
- 22/03/2026
- Last statement dated
- 31/12/2024
Financial performance
The latest figures ALTONA DIAGNOSTICS UK LIMITED filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£3.20M2025
-66.01%vs 20242024: £9.42M
Total Assets
£4.04M2025
-61.36%vs 20242024: £10.47M
Cash in Bank
£2.50M2025
-72.75%vs 20242024: £9.19M
Total Liabilities
£841.12K2025
-19.34%vs 20242024: £1.04M
Employees
62025
0vs 20242024: 6
Of the 4 measures with an earlier filing to compare against, 4 fell. Cash in bank moved furthest, down 72.75% on 2024. See the full financial analysis for ALTONA DIAGNOSTICS UK LIMITED.
The full financial record
Four ways through ALTONA DIAGNOSTICS UK LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · -39.3% a year (CAGR)Three-year trend, 2023–2025Every measure end to end across 2023, 2024 and 2025, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2025.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 6 | 0 |
| 2024 | 6 | +1 |
| 2023 | 5 | 0 |
| 2022 | 5 | 0 |
| 2021 | 5 | – |
Reported employee count increased from 5 in 2021 to 6 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
5Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 27/02/2017–31/01/2024 | 0 | |
| Director | 05/11/2024–Present | 0 | |
| Director | 05/11/2024–Present | 0 | |
| Director | 27/02/2017–05/11/2024 | 0 | |
| Director | 05/11/2024–Present | 2 |
Persons with significant control
4Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 27/02/2017–27/02/2017 | 0 | |
| 17/02/2021–Present | 0 | |
| 27/02/2017–27/02/2017 | 0 | |
| 27/02/2017–17/02/2021 | 0 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 36 Since 27/02/2017
- Last 12 months
- 4 -2 vs the year before
- Most recent filing
- 15/04/2026 5 months ago
What changed in the last year
- Accounts filedLatest 15/04/2026
- Confirmation statementLatest 30/03/2026
- Officer changes (2)Latest 26/03/2026
Filing timeline
- 15/04/2026View PDF (8 pages)
Total exemption full accounts made up to 2025-12-31
- 30/03/2026View PDF (3 pages)
Confirmation statement made on 2026-03-22 with no updates
- 26/03/2026View PDF (1 pages)
Cessation of Klaus Matzen as a person with significant control on 2021-02-17
- 26/03/2026View PDF (2 pages)
Notification of a person with significant control statement
- 01/04/2025View PDF (8 pages)
Total exemption full accounts made up to 2024-12-31
- 24/03/2025View PDF (3 pages)
Confirmation statement made on 2025-03-22 with no updates
- 07/11/2024View PDF (2 pages)
Appointment of Mr Stuart Edward Cassey as a director on 2024-11-05
- 06/11/2024View PDF (2 pages)
Appointment of Hans Kuhn as a director on 2024-11-05
- 06/11/2024View PDF (2 pages)
Appointment of Sonke Friedrichsen as a director on 2024-11-05
- 06/11/2024View PDF (1 pages)
Termination of appointment of Ulrich Karl Walter Spengler as a director on 2024-11-05
- 14/05/2024View PDF (8 pages)
Total exemption full accounts made up to 2023-12-31
- 26/03/2024View PDF (3 pages)
Confirmation statement made on 2024-03-22 with no updates
Showing 12 of 36 filings
See when the next accounts and confirmation statement are due
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About ALTONA DIAGNOSTICS UK LIMITED
A short description of the company, written from its Companies House record.
ALTONA DIAGNOSTICS UK LIMITED is a private limited company registered in the United Kingdom, based in No. 1 St. Paul's Square, Liverpool, Merseyside L3 9SJ. Companies House classifies its business as Technical testing and analysis, one of 2 SIC classifications on its record. It has been on the register for 9 years 6 months.
The register currently records it as active. Its 2025 accounts report net assets of £3.20M and 6 employees.
ALTONA DIAGNOSTICS UK LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
What does ALTONA DIAGNOSTICS UK LIMITED do?
Companies House records ALTONA DIAGNOSTICS UK LIMITED under 2 registered business activities: Technical testing and analysis (71.20 - SIC 2007) and Research and experimental development on biotechnology (72.11 - SIC 2007).
Is ALTONA DIAGNOSTICS UK LIMITED still active?
ALTONA DIAGNOSTICS UK LIMITED is recorded as active on the Companies House register, and has been on it since 27/02/2017.
What are ALTONA DIAGNOSTICS UK LIMITED's latest reported financials?
The most recent accounts Okredo holds cover 2025 and report net assets of £3.20M, total assets of £4.04M, cash in bank of £2.50M and total liabilities of £841.12K.
When did ALTONA DIAGNOSTICS UK LIMITED last file with Companies House?
The most recent document on the record is dated 15/04/2026: Total exemption full accounts made up to 2025-12-31, 5 months ago.
When are ALTONA DIAGNOSTICS UK LIMITED's next filings due?
On the current registry record, accounts are due by 30/09/2026.
Who runs ALTONA DIAGNOSTICS UK LIMITED?
Companies House lists 5 officers (3 currently in post) and 4 people with significant control (1 current).