Filing status
- Accounts due
- 31 March 2028
- Last accounts
- 30 June 2026
- Conf. stmt due
- 8 April 2027
- Last conf. stmt
- 25 March 2026
Aptamer Diagnostics Limited
- Incorporated
- 25 March 2008 (18 years)
- Previously known as
- Aptamer Solutions Limited (until 3 May 2012)This list may be incomplete. See all names on Companies House
- Industry
- Research and experimental development on biotechnology (72110)
- Directors
- David Harry John Bunka
- Owned by
- Accounts type
- Total exemption full
- Region
- Yorkshire
- Address
- Windmill HouseInnovation WayYorkYO10 5BR
Officers 2 active
Officer details are public data from the Companies House register.
Director · Appointed 21 August 2023
British
Born November 1977
Bunka, David Harry John, Dr
Director · Appointed 25 March 2008
British
Born January 1978 (48)
Officer history (6 former)
21 August 2023
21 August 2023
16 May 2023
16 May 2023
16 May 2023
13 June 2022
18 October 2021
25 March 2008
Appointed Qa Registrars Limited as Corporate Secretary
25 March 2008
Appointed Qa Nominees Limited as Corporate Director
25 March 2008
Resigned Qa Nominees Limited as Corporate Director
25 March 2008
25 March 2008
Resigned Qa Registrars Limited as Corporate Secretary
25 March 2008
25 March 2008
Appointed Bunka, David Harry John, Dr as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Company
Reg. no. 09061413
Former controllers (2)
22 December 2021
Ceased Arron Craig Tolley — Has significant influence or control
6 April 2016
Ceased David Harry John Bunka — Owns 25–50% of shares
Group structure 5 companies
Ownership group derived from the Companies House PSC register
Aptamer Diagnostics Limited This company Owns 75–100% of shares
Aptamer Solutions Limited Owns 75–100% of shares
Aptamer Therapeutics Limited Owns 75–100% of shares
Aptasort Limited Owns 75–100% of shares
Financials
Figures from 2025 accounts. Newer accounts, made up to 30 June 2026, are filed but not read yet. See them on Companies House
Trend
Shareholder Funds
Balance sheet detail
| 2025 | 2024 | 2023 | 2020 | |
|---|---|---|---|---|
| Current Assets | £110,908 | |||
| Creditors (< 1 year) | £953,444 | £341,084 | ||
| Net Current Assets | (£230,176) | |||
| Net Assets | (£234,813) | |||
| Shareholder Funds | (£850,081) | (£845,260) | (£234,813) |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 22 October 2026 | Total exemption full accounts | 30 June 2026 | ||
| 7 April 2026 | Confirmation statement with no updates | 25 March 2026 | ||
| 8 December 2025 | Total exemption full accounts | 30 June 2025 | ||
| 7 April 2025 | Confirmation statement with no updates | 25 March 2025 | ||
| 11 December 2024 | Total exemption full accounts | 30 June 2024 |
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