Centauri Therapeutics Limited

Active08879741 Private limited company
Incorporated
6 February 2014 (12 years)
Previously known as
Altermune Limited (until 23 December 2015)
Altermet Limited (until 2 March 2015)
This list may be incomplete. See all names on Companies House
Industry
Other service activities n.e.c. (96090)
Directors
Frank Kalkbrenner
Samantha Jane Macro
Henni-Karoliina Ropponen
Accounts type
Small
Region
Greater London
Address
First Floor
5 Fleet Place
London
EC4M 7RD

Filing status

Accounts due
30 September 2027
Last accounts
31 December 2025
Conf. stmt due
20 February 2027
Last conf. stmt
6 February 2026

Charges

Total
1
Outstanding
0
Part satisfied
0
Satisfied
1

Officers 7 active

Officer details are public data from the Companies House register.

Kalkbrenner, Frank, Dr
Director · Appointed 5 October 2026
German
Born May 1960 (66)
Macro, Samantha Jane, Dr
Director · Appointed 5 October 2026
British
Born April 1970 (56)
Ropponen, Henni-Karoliina
Director · Appointed 7 January 2026
Finnish
Born September 1994 (32)
Felici, Antonio
Director · Appointed 9 June 2025
Italian
Born March 1964 (62)
Kreuz, Sebastian Tobias, Dr
Director · Appointed 31 January 2025
German
Born February 1974 (52)
Hansen, Camilla Petrycer
Director · Appointed 26 January 2022
Danish
Born June 1979 (47)
Director · Appointed 6 February 2014
British
Born April 1968 (58)
Officer history (10 former)
5 October 2026
Appointed Macro, Samantha Jane, Dr as Director
5 October 2026
Appointed Kalkbrenner, Frank, Dr as Director
24 September 2026
Resigned Roblin, David as Director
4 September 2026
Resigned Schneider, Jennifer Robin as Director
7 January 2026
Appointed Ropponen, Henni-Karoliina as Director
9 June 2025
Resigned Carter, Kara as Director
9 June 2025
Appointed Felici, Antonio as Director
31 January 2025
Appointed Kreuz, Sebastian Tobias, Dr as Director
31 January 2025
Resigned Zanzinger, Johannes as Director
10 July 2023
Appointed Carter, Kara as Director
13 June 2023
Resigned Lackey, Karen as Director
1 May 2022
Appointed Roblin, David as Director
26 January 2022
Resigned Westby, Michael, Dr as Director
26 January 2022
Appointed Lackey, Karen as Director
26 January 2022
Appointed Zanzinger, Johannes as Director
26 January 2022
Appointed Hansen, Camilla Petrycer as Director
26 January 2022
Resigned Dix, Clive, Dr as Director
26 January 2022
Resigned Synett, Jonathan Stuart as Director
1 September 2021
Appointed Schneider, Jennifer Robin as Director
1 January 2020
Resigned Rahelu, Manjit as Director
20 August 2018
Appointed Rahelu, Manjit as Director
1 February 2017
Appointed Synett, Jonathan Stuart as Director
1 February 2017
Resigned Biggs, Jeremy as Director
18 December 2015
Appointed Biggs, Jeremy as Director
1 September 2015
Appointed Dix, Clive, Dr as Director
6 February 2014
Appointed Westby, Michael, Dr as Director
6 February 2014
Appointed Lawson, Stuart John as Director

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.
Former controllers (1)
18 July 2023
Ceased Lak Holdings LLP — Owns 25–50% of shares

Financials

Net Assets
£6,704,780
Cash
£5,097,147
Employees
12
Debt Ratio
5%
Current Ratio
20.7x

Trend

Net Assets
£0 £5.0M £10.0M £15.0M 2022 2023 2024 £3,918,394 £10,017,789 £6,704,780
Balance sheet detail
2024202320222021
Fixed Assets£315,287£233,804£240,667£23,034
Current Assets£6,713,402£9,973,768£4,035,356£182,426
Debtors£1,616,255£701,369£1,096,914£95,393
Cash£5,097,147£9,272,399£2,938,442£87,033
Creditors (< 1 year)£323,909£189,783£357,629£276,453
Net Current Assets£6,389,493£9,783,985£3,677,727(£94,027)
Net Assets£6,704,780£10,017,789£3,918,394
Shareholder Funds£6,704,780£10,017,789£3,918,394(£70,993)

Filings

Recent filings only. See the full history on Companies House

DateDescriptionMade Up ToPagesPDF
21 October 2026Appointment of a director
8 September 2026Termination of appointment of a director

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