Silver Acquisition Co Limited

Active09363050 Private limited company
Incorporated
19 December 2014 (11 years)
Industry
Research and experimental development on biotechnology (72110)
Directors
Owned by
Biogen Inc.
Accounts type
Small
Region
South East
Address
Building 5 Foundation Park
Roxborough Way
Maidenhead
SL6 3UD

Filing status

Accounts due
30 September 2027
Last accounts
31 December 2025
Conf. stmt due
2 January 2027
Last conf. stmt
19 December 2025

Officers 3 active

Officer details are public data from the Companies House register.

Director · Appointed 14 July 2025
Also at Biogen Idec Limited, Convergence Pharmaceuticals Holdings Limited, Nightstar Therapeutics Limited · more companies
British
Born April 1982 (44)
Director · Appointed 1 July 2022
Also at The Association of the British Pharmaceutical Industry, Biogen Idec Limited, Convergence Pharmaceuticals Limited · more companies
Australian
Born March 1975 (51)
Director · Appointed 21 February 2020
Also at Convergence Pharmaceuticals Limited, Nightstar Therapeutics Limited, Nightstarx Limited · more companies
British
Born June 1966 (60)
Officer history (6 former)
14 July 2025
Resigned Martinez, Geronimo as Director
14 July 2025
Appointed Purwaha, Amit Singh as Director
1 June 2023
Resigned Mochan, Lori Elizabeth as Director
1 June 2023
Appointed Martinez, Geronimo as Director
1 July 2022
Appointed Bromley, Kylie Michele as Director
30 April 2022
Resigned Handrich, Alexandra Isabella as Director
24 April 2020
Resigned Green, Steven John as Director
21 April 2020
Appointed Mochan, Lori Elizabeth as Director
21 February 2020
Appointed Hanby, Helen Elizabeth as Director
21 February 2020
Appointed Handrich, Alexandra Isabella as Director
31 January 2020
Resigned Mill, Trevor Anthony as Director
24 February 2015
Resigned Brudnick, Richard as Director
7 January 2015
Appointed Brudnick, Richard as Director
19 December 2014
Appointed Mill, Trevor Anthony as Director
19 December 2014
Appointed Green, Steven John as Director

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Biogen Inc.
Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Corporation
Reg. no. 33-0112644

Group structure 3 companies

Ownership group derived from the Companies House PSC register

Silver Acquisition Co Limited This company
Convergence Pharmaceuticals Holdings Limited Owns 75–100% of shares
Old Convergence Pharmaceuticals Limited Owns 75–100% of shares

Filings

Recent filings only. See the full history on Companies House

DateDescriptionMade Up ToPagesPDF
16 September 2026Accounts for a small company31 December 2025
10 September 2026Director's details changed

Some other companies at this address

Biogen Idec Limited
Biogen Idec Research Limited
Convergence Pharmaceuticals Holdings Limited
Convergence Pharmaceuticals Limited
Nightstar Therapeutics Limited
Nightstarx Limited

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