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
NK:IO LTD
Active- 12479455Copy
Copy
Registry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- C/O Mishcon De Reya, Africa House, 70 Kingsway, London WC2B 6AH
- Classification (SIC)
- 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
- 02/07/2026View PDF (8 pages)
Total exemption full accounts made up to 2025-12-31
- 22/10/2025View PDF (15 pages)
Second filing of Confirmation Statement dated 2025-04-07
- 15/09/2025View PDF (8 pages)
Total exemption full accounts made up to 2024-12-31
- 08/09/2025View PDF (1 pages)
Termination of appointment of David Mark Anthony Holbrook as a director on 2025-08-15
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
- 07/04/2026
- Last statement dated
- 31/12/2024
Financial performance
The latest figures NK:IO LTD filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£35.21K2025
-92.92%vs 20242024: £497.09K
Total Assets
£98.49K2025
-85.51%vs 20242024: £679.66K
Cash in Bank
£95.58K2025
-80.27%vs 20242024: £484.34K
Total Liabilities
£63.28K2025
-65.34%vs 20242024: £182.57K
Employees
72025
0vs 20242024: 7
Of the 4 measures with an earlier filing to compare against, 4 fell. Total assets moved furthest, down 85.51% on 2024. See the full financial analysis for NK:IO LTD.
The full financial record
Four ways through NK:IO LTD's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · -68.6% 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 | 7 | 0 |
| 2024 | 7 | 0 |
| 2023 | 7 | +1 |
| 2022 | 6 | +6 |
| 2021 | 0 | – |
Reported employee count increased from 0 in 2021 to 7 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
9Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Director | 18/01/2022–31/08/2024 | 2 | |
| Director | 24/02/2020–Present | 4 | |
| Director | 02/10/2024–15/08/2025 | 36 | |
| Director | 24/02/2020–Present | 0 | |
| Director | 21/12/2020–Present | 4 | |
| Director | 24/02/2020–Present | 0 | |
| Director | 06/10/2022–15/05/2023 | 1 | |
| Director | 12/07/2023–Present | 1 | |
| Director | 03/07/2024–Present | 0 |
Persons with significant control
3Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 20/01/2022–Present | 0 | |
| 24/02/2020–20/01/2022 | 0 | |
| 24/02/2020–20/01/2022 | 0 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 27 Since 26/07/2022
- Last 12 months
- 2 -6 vs the year before
- Most recent filing
- 02/07/2026 2 months ago
What changed in the last year
- Accounts filedLatest 02/07/2026
- Confirmation statementLatest 22/10/2025
Filing timeline
- 02/07/2026View PDF (8 pages)
Total exemption full accounts made up to 2025-12-31
- 22/10/2025View PDF (15 pages)
Second filing of Confirmation Statement dated 2025-04-07
- 15/09/2025View PDF (8 pages)
Total exemption full accounts made up to 2024-12-31
- 08/09/2025View PDF (1 pages)
Termination of appointment of David Mark Anthony Holbrook as a director on 2025-08-15
- 07/04/2025View PDF (4 pages)
Confirmation statement made on 2025-04-07 with no updates
- 03/03/2025View PDF (0 pages)
Second filing of a statement of capital following an allotment of shares on 2025-02-11
- 03/01/2025View PDF (9 pages)
Statement of capital following an allotment of shares on 2024-11-30
- 15/10/2024View PDF (2 pages)
Appointment of Dr David Mark Anthony Holbrook as a director on 2024-10-02
- 03/10/2024View PDF (1 pages)
Termination of appointment of Keith Thompson as a director on 2024-08-31
- 03/10/2024View PDF (2 pages)
Appointment of Richard Anthony Hopkins as a director on 2024-07-03
- 01/08/2024View PDF (8 pages)
Total exemption full accounts made up to 2023-12-31
- 04/07/2024View PDF (9 pages)
Statement of capital following an allotment of shares on 2024-05-24
Showing 12 of 27 filings
See when the next accounts and confirmation statement are due
Similar companies
84 UK companies are similar to NK:IO LTD, sharing the same company status (Active), the same industry sector and activity group (Research and experimental development on biotechnology) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
ELIPTICA LIMITED
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- Activity
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- Company no.
- 14041502
- Incorporated
- 12/04/2022
- Employees
- 5
LAMBDA ENERGY LTD
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- Activity
- Other research and experimental development on natural sciences and engineering
- Company no.
- 11246890
- Incorporated
- 10/03/2018
- Employees
- 5
AKL RESEARCH & DEVELOPMENT LIMITED
ActiveThe Lexicon Second Floor, Mount Street, Manchester M2 5NT
- Activity
- Research and experimental development on biotechnology
- Company no.
- 08699350
- Incorporated
- 20/09/2013
- Employees
- 5
ADDIBLE LTD
ActiveSpitfire House 19 Falcon Court, Preston Farm Industrial Estate, Stockton-On-Tees TS18 3TU
- Activity
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- Company no.
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- 30/05/2020
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AMPERSAND HEALTH LIMITED
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- Activity
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About NK:IO LTD
A short description of the company, written from its Companies House record.
NK:IO LTD is a private limited company registered in the United Kingdom, based in C/O Mishcon De Reya, Africa House, 70 Kingsway, London WC2B 6AH. Companies House classifies its business as Research and experimental development on biotechnology. It has been on the register for 6 years 7 months.
The register currently records it as active. Its 2025 accounts report net assets of £35.21K and 7 employees.
NK:IO LTD: frequently asked questions
Answered from this company's own registry record and filed figures.
What does NK:IO LTD do?
Companies House records NK:IO LTD under one registered business activity: Research and experimental development on biotechnology (72.11 - SIC 2007).
Is NK:IO LTD still active?
NK:IO LTD is recorded as active on the Companies House register, and has been on it since 24/02/2020.
What are NK:IO LTD's latest reported financials?
The most recent accounts Okredo holds cover 2025 and report net assets of £35.21K, total assets of £98.49K, cash in bank of £95.58K and total liabilities of £63.28K.
When did NK:IO LTD last file with Companies House?
The most recent document on the record is dated 02/07/2026: Total exemption full accounts made up to 2025-12-31, 2 months ago.
When are NK:IO LTD's next filings due?
On the current registry record, accounts are due by 30/09/2026.
Who runs NK:IO LTD?
Companies House lists 9 officers (6 currently in post) and 3 people with significant control (1 current).