Active06543213Private limited companyYork

APTAMER DIAGNOSTICS LIMITED

Significant control: Aptamer Group PLC (75–100%)

Companies HouseCompanies House

From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms

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What does Aptamer Diagnostics Limited sell?

Registered activity: Research and experimental development on biotechnology (SIC 72110). We’re building product and service lists for UK companies. Get this one when it’s ready.

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01

Summary

Generated from filed data · no estimates

APTAMER DIAGNOSTICS LIMITED is an active private limited company (company number 06543213) incorporated on 25 March 2008, registered in York. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest small accounts cover the period ending 30 June 2025, with 2 employees on average.

There are 278 companies in research and experimental development on biotechnology in Other with filed accounts; the median reports net assets of £129 and is 9 years old.

02

Ownership and control

1 active · 2 other
  • Aptamer Group Plc
    corporate entity, England · since 17 May 2018
    • owns 75–100% of shares
  • Dr Arron Craig Tolley
    Individual · since 6 April 2016 · ceased 22 December 2021
    • has significant influence or control
  • Dr David Harry John Bunka
    Individual · since 6 April 2016 · ceased 6 April 2016
    • owns 25–50% of shares

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.

03

Key dates

Incorporated
25 March 200818 yrs ago
Next accounts due
30 March 2027in 158 days
Confirmation statement due
8 April 2027in 167 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

04

Activity

SIC 72110
Research and experimental development on biotechnology
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
05

Financials

3 periods on record · latest ending 30 June 2025
Net assets
Not reported
Cash at bank
Not reported
Turnover
Not reported
Employees
2
No changevs Jun 2024
Average employees
2
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
30 June 2025——————2
30 June 2024——————2
30 June 2023———————

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

06

Filing and accounts signals

Facts from the register · no rating
  • Three or more accounting periods on record3 periods on record
  • Incorporated five or more years agoIncorporated 25 March 2008

Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.

07

Timeline

Newest first
  1. Confirmation statement duein 167 days
  2. Next accounts duein 158 days
  3. Accounts period end
  4. Accounts period end
  5. Accounts period end
  6. Incorporated
08

Similar companies in the UK

Same activity (research and experimental development on biotechnology), closest in incorporation date
09

Reminders for APTAMER DIAGNOSTICS LIMITED

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.

Source: Companies House register, snapshot 2026-08-31; accounts from the Companies House accounts data product. Open Government Licence v3.0. View on Companies House. Methodology · About · Markdown.