Genzyme Therapeutics Limited

Active04316333 Private limited company

Incorporated: 5 November 2001 (25 years)
Previously known as: Tayvin 248 Limited (until 21 December 2001)
Industry: Non-trading company (74990)
Directors: Walaa Mostafa Abbas Awad Mohamed
Ahmed Mohamed Moustafa Moussa
Owned by: Aventis Pharma Limited
Accounts type: Dormant
Region: South East
Address: 410 Thames Valley Park Drive
Reading
RG6 1PT

Filing status

Accounts due: 30 September 2027
Last accounts: 31 December 2025
Conf. stmt due: 14 January 2027
Last conf. stmt: 31 December 2025

Officers 2 active

Officer details are public data from the Companies House register.

Mohamed, Walaa Mostafa Abbas Awad

Director · Appointed 1 February 2026

Also at Blueprint Medicines (UK) Ltd., Fisons Limited, Rhone-Poulenc Rorer Limited · more companies

Egyptian

Born October 1977 (49)

Moussa, Ahmed Mohamed Moustafa

Director · Appointed 1 February 2026

Also at RPR (US) Limited, Aventis Pharma Limited, May & Baker Limited · more companies

Egyptian

Born August 1984 (42)

Officer history (30 former)

1 February 2026

Appointed Moussa, Ahmed Mohamed Moustafa as Director

1 February 2026

Resigned Ubhi, Rippondeep as Director

1 February 2026

Resigned Khan, Usman as Director

1 February 2026

Appointed Mohamed, Walaa Mostafa Abbas Awad as Director

1 March 2024

Appointed Ubhi, Rippondeep as Director

1 March 2024

Resigned Baird, Jessamy Rachel as Director

1 October 2022

Appointed Baird, Jessamy Rachel as Director

1 October 2022

Resigned Farmer, Nicole Suzanne as Director

31 March 2021

Resigned Duhalde, Francois-Xavier as Director

31 March 2021

Appointed Khan, Usman as Director

16 May 2020

Appointed Farmer, Nicole Suzanne as Director

16 May 2020

Resigned Kuiper, Peter Sjoerd as Director

7 September 2016

Resigned Keane, Antoinette as Secretary

1 April 2016

Appointed Duhalde, Francois-Xavier as Director

1 April 2016

Resigned Prosser, Andrew Michael James as Director

28 January 2016

Appointed Kuiper, Peter Sjoerd as Director

28 January 2016

Resigned Martin, Brendan James as Director

16 December 2013

Appointed Prosser, Andrew Michael James as Director

24 January 2013

Appointed Keane, Antoinette as Secretary

31 December 2012

Resigned Franklin, Andrew Timothy as Director

31 December 2012

Resigned Franklin, Andrew Timothy as Secretary

31 October 2012

Resigned Drohan, Paul Victor as Director

30 June 2012

Resigned Harris, Peter Anthony, Dr as Director

11 December 2011

Resigned Lens, Willem Rutger as Director

15 September 2011

Resigned Incerti, Carlo, Dr as Director

14 September 2011

Resigned Smith, Alan, Dr as Director

30 June 2011

Resigned Wyzga, Michael as Director

1 June 2011

Appointed Franklin, Andrew Timothy as Secretary

30 April 2011

Resigned Smith, Suzanne Elaine as Secretary

10 August 2010

Appointed Franklin, Andrew Timothy as Director

26 October 2009

Appointed Martin, Brendan James as Director

23 October 2009

Resigned French, David Allen as Secretary

23 October 2009

Appointed Smith, Suzanne Elaine as Secretary

23 February 2009

Resigned Dennis, Jonathan Charles as Secretary

23 February 2009

Appointed French, David Allen as Secretary

23 February 2009

Appointed Harris, Peter Anthony, Dr as Director

23 February 2009

Resigned Dennis, Jonathan Charles as Director

2 July 2008

Appointed Dennis, Jonathan Charles as Director

2 July 2008

Resigned Becker, Marc as Secretary

2 July 2008

Appointed Dennis, Jonathan Charles as Secretary

4 September 2007

Resigned Fuller, David, Dr as Director

26 May 2006

Resigned Johnson, Malcolm David as Director

26 May 2006

Resigned Drohan, Paul Victor as Secretary

26 May 2006

Appointed Becker, Marc as Secretary

24 February 2006

Appointed Smith, Alan, Dr as Director

24 February 2006

Appointed Lens, Willem Rutger as Director

24 February 2006

Appointed Wyzga, Michael as Director

24 February 2006

Appointed Fuller, David, Dr as Director

24 February 2006

Appointed Incerti, Carlo, Dr as Director

4 November 2005

Resigned Harrow, Terence Alfred, Dr as Secretary

4 November 2005

Appointed Drohan, Paul Victor as Secretary

4 November 2005

Appointed Drohan, Paul Victor as Director

4 November 2005

Resigned Cousins, Simon John, Dr as Director

4 November 2003

Appointed Harrow, Terence Alfred, Dr as Secretary

4 November 2003

Appointed Johnson, Malcolm David as Director

4 November 2003

Appointed Cousins, Simon John, Dr as Director

4 November 2003

Resigned Golder, Quentin Robert as Director

4 November 2003

Resigned Short, John Richard as Director

4 November 2003

Resigned Short, John Richard as Secretary

5 November 2001

Appointed Golder, Quentin Robert as Director

5 November 2001

Appointed Short, John Richard as Director

5 November 2001

Appointed Short, John Richard as Secretary

Ownership 1 active

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

Aventis Pharma Limited

Corporate entity · Notified 30 April 2019

Owns 75–100% of shares

Holds 75–100% of voting rights

Right to appoint and remove directors

Private Limited Company

Reg. no. 01535640

Former controllers (1)

30 April 2019

Ceased Sanofi-Aventis UK Holdings Limited — Owns 75–100% of shares

Group structure 7 companies

Ownership group derived from the Companies House PSC register

Aventis Pharma Holdings Limited

Sanofi-Aventis Pensions Trust Limited Owns 75–100% of shares

Sanofi-Aventis UK Holdings Limited Owns 50–75% of shares

Aventis Pharma Limited Owns 75–100% of shares

Fisons Limited Owns 75–100% of shares

Genzyme Therapeutics Limited This company Owns 75–100% of shares

May & Baker Limited Owns 75–100% of shares

Filings 134

Date	Description	Made Up To
18 August 2026	Accounts for a dormant company	31 December 2025
5 February 2026	Appointment of a director
5 February 2026	Appointment of a director
5 February 2026	Termination of appointment of a director
5 February 2026	Termination of appointment of a director