Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 14 September 2027
- Last conf. stmt
- 31 August 2026
Swanbio Therapeutics Limited
- Incorporated
- 1 September 2017 (9 years)
- Previously known as
- Avistat Bio Limited (until 8 December 2017)Avalon Bio Limited (until 24 October 2017)This list may be incomplete. See all names on Companies House
- Industry
- Research and experimental development on biotechnology (72110)
- Accounts type
- Audit exemption subsidiary
- Region
- East of England
- Address
- Sycamore HouseGunnels Wood RoadStevenageSG1 2BP
Officers
This list may be incomplete. See all officers on Companies House
Officer details are public data from the Companies House register.
Mccorkle Iv, Pope "Chip"
Secretary · Appointed 12 August 2024
Director · Appointed 14 March 2024
American
Born February 1968 (58)
Director · Appointed 14 March 2024
American
Born April 1970 (56)
Officer history (12 former)
31 July 2026
12 August 2024
Appointed Mccorkle Iv, Pope "Chip" as Secretary
14 March 2024
Resigned Lawton, Alison as Director
14 March 2024
14 March 2024
14 March 2024
Resigned Anderson, Thomas D. as Director
14 March 2024
Resigned Tsai, John, Dr as Director
14 March 2024
14 March 2024
Resigned Allen, Patricia as Director
14 March 2024
Resigned Hamilton, Alexander Brian as Director
10 October 2023
Resigned Knowles, Julius John Sheldon as Director
10 October 2023
10 October 2023
Appointed Tsai, John, Dr as Director
20 August 2021
Appointed Hamilton, Alexander Brian as Director
20 August 2021
Appointed Allen, Patricia as Director
4 January 2021
Appointed Lawton, Alison as Director
22 December 2020
Resigned Bar-Zohar, Danny as Director
23 June 2020
Appointed Bar-Zohar, Danny as Director
14 March 2020
30 September 2019
Resigned Papapetropoulos, Spyridon as Director
31 July 2019
Appointed Anderson, Thomas D. as Director
22 April 2019
Appointed Papapetropoulos, Spyridon as Director
6 December 2018
Resigned Salzman, Rachel Lynn as Director
19 October 2018
2 February 2018
2 February 2018
Appointed Knowles, Julius John Sheldon as Director
1 September 2017
Appointed Salzman, Rachel Lynn as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 19 March 2024
Owns 75–100% of shares
Holds 25–50% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 15295548
Former controllers (4)
19 March 2024
Ceased Syncona Limited — Owns 50–75% of shares
2 February 2018
Ceased Rachel Lynn Salzman — Owns 25–50% of shares
2 February 2018
Ceased Florian Sebald Eichler — Owns 25–50% of shares
2 February 2018
Ceased Karen Fran Kozarsky — Owns 25–50% of shares
Group structure 5 companies
Ownership group derived from the Companies House PSC register
Spur Therapeutics Limited Owns 75–100% of shares
Swanbio Therapeutics Limited This company Owns 75–100% of shares
Financials
Figures from 2021 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
- Net Assets
- £1,365,849
- down £7,814,864 (85%)
- Employees
- 6
- up 2 (50%)
- Current Ratio
- 1.1x
Trend
Net Assets
Balance sheet detail
| 2021 | 2020 | 2019 | |
|---|---|---|---|
| Fixed Assets | £0 | ||
| Current Assets | £13,481,467 | £12,138,285 | £12,664,450 |
| Creditors (< 1 year) | £12,115,618 | £2,957,572 | £1,300,807 |
| Net Current Assets | £1,365,849 | £9,180,713 | £11,363,643 |
| Net Assets | £1,365,849 | £9,180,713 | £11,363,643 |
| Shareholder Funds | £1,365,849 | £9,180,713 | £11,363,643 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 26 October 2026 | Other filing | |||
| 26 October 2026 | Accounts filing | |||
| 26 October 2026 | Other filing | |||
| 26 October 2026 | Audit exemption subsidiary accounts | 31 December 2025 | ||
| 3 September 2026 | Confirmation statement with updates | 31 August 2026 |
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