Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 19 June 2027
- Last conf. stmt
- 5 June 2026
Thromboserin Limited
- Incorporated
- 22 May 2007 (19 years)
- Industry
- Other professional, scientific and technical activities n.e.c. (74909)
- Directors
- Mark Jonathan MainColin Howard Sims
- Accounts type
- Total exemption full
- Region
- South East
- Address
- Greens CourtWest StreetMidhurstGU29 9NQ
Officers 5 active
Officer details are public data from the Companies House register.
Director · Appointed 7 February 2019
British
Born March 1974 (52)
Main, Mark Jonathan, Dr
Director · Appointed 29 January 2019
British
Born December 1959 (66)
Sims, Colin Howard, Dr
Director · Appointed 1 December 2016
British
Born July 1969 (57)
Secretary · Appointed 22 May 2007
British
Director · Appointed 22 May 2007
British
Born May 1939 (87)
Officer history (7 former)
23 April 2020
9 February 2019
Resigned Noble, Angela, Professor as Director
9 February 2019
7 February 2019
29 January 2019
Appointed Main, Mark Jonathan, Dr as Director
1 December 2016
Appointed Sims, Colin Howard, Dr as Director
4 November 2016
4 November 2016
Resigned Brown, Peter Royston as Director
23 September 2016
23 September 2016
Appointed Noble, Angela, Professor as Director
28 June 2016
Appointed Brown, Peter Royston as Director
28 June 2016
22 May 2007
22 May 2007
22 May 2007
22 May 2007
22 May 2007
22 May 2007
22 May 2007
Ownership 0 active
People and entities with significant control, from the Companies House PSC register
The company has declared that it has no person with significant control.
Holdings 1
Companies where Thromboserin Limited is registered as a person with significant control
Owns 25–50% of shares
Active
Former controllers (2)
7 February 2019
Ceased Geoffrey Evett — Owns 25–50% of shares (as a trust)
7 February 2019
Ceased Rosemary Evett — Owns 25–50% of shares (as a trust)
Financials
Balance sheet as at 31 December 2025 · total exemption full accounts
- Net Assets
- (£62,380)
- Cash
- £2,051
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|
| Fixed Assets | £48,950 | £48,950 | £48,950 | ||||
| Current Assets | £1,981 | £3,167 | £11 | £193 | |||
| Debtors | £0 | £435 | £0 | £11 | £0 | ||
| Cash | £2,051 | £1,408 | £1,981 | £2,732 | £0 | £193 | |
| Creditors (< 1 year) | £22,522 | £22,522 | £22,507 | £22,462 | £24,052 | £23,412 | £21,373 |
| Creditors (> 1 year) | £90,859 | £89,155 | £89,000 | £89,000 | £74,000 | £74,000 | £74,000 |
| Net Current Assets | (£20,471) | (£21,114) | (£20,526) | (£19,295) | (£24,052) | (£23,401) | (£21,180) |
| Net Assets | (£62,380) | (£61,319) | (£60,576) | (£59,345) | (£49,102) | (£48,451) | (£46,230) |
| Shareholder Funds | (£62,380) | (£61,319) | (£60,576) | (£59,345) | (£49,102) | (£48,451) | (£46,230) |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 29 June 2026 | Replacement filing for the appointment of a director | |||
| 29 June 2026 | Confirmation statement with no updates | 5 June 2026 | ||
| 10 March 2026 | Total exemption full accounts | 31 December 2025 | ||
| 5 June 2025 | Confirmation statement with no updates | 5 June 2025 | ||
| 6 March 2025 | Total exemption full accounts | 31 December 2024 |
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