Syneos Health International Holdings Limited

Active02756939 Private limited company
Incorporated
19 October 1992 (34 years)
Previously known as
Inc Research International Holdings Limited (until 21 December 2018)
Kendle International Holdings Limited (until 28 December 2011)
Research Consultants (International) Holdings Limited (until 29 February 2000)
Earlier: Watchnotice Limited
Industry
Activities of head offices (70100)
Accounts type
Full
Region
South East
Address
Farnborough Business Park
1 Pinehurst Road
Farnborough
GU14 7BF

Website & contact details

Group website
The site of this company’s group or brand.

Filing status

Accounts due
30 September 2027
Last accounts
31 December 2025
Conf. stmt due
2 November 2027
Last conf. stmt
19 October 2026

Officers 2 active

Officer details are public data from the Companies House register.

Officer history (24 former)
1 September 2024
Appointed Citco Management (UK) Limited as Corporate Secretary
7 September 2022
Resigned Fillman, Jennifer Anne as Director
27 January 2021
Resigned Parks, Robert Alan as Director
18 January 2021
Appointed Fillman, Jennifer Anne as Director
24 July 2019
Resigned Zajkowski, Thomas Edward as Director
23 July 2019
Appointed Singh, Nyla Natalie Donna Maria as Director
8 February 2019
Resigned Patel, Purvesh Dhananjay as Director
7 February 2019
Appointed Parks, Robert Alan as Director
23 February 2018
Appointed Patel, Purvesh Dhananjay as Director
23 February 2018
Appointed Zajkowski, Thomas Edward as Director
23 February 2018
Resigned Gaenzle, Christopher as Director
23 February 2018
Resigned Rush, Gregory Scott as Director
17 October 2016
Appointed Rush, Gregory Scott as Director
17 October 2016
Resigned Macdonald, Duncan Jamie as Director
12 August 2013
Resigned Gill, David Neil as Director
31 March 2013
Appointed Macdonald, Duncan Jamie as Director
31 March 2013
Appointed Gaenzle, Christopher as Director
31 March 2013
Resigned Logan, Kelvin Barry, Dr as Director
2 March 2012
Appointed Gill, David Neil as Director
12 July 2011
Appointed Logan, Kelvin Barry, Dr as Director
12 July 2011
Resigned Cheesman, Keith A as Director
12 July 2011
Resigned Kendle, Candace as Director
12 July 2011
Resigned Bergen, Christopher as Director
12 July 2011
Resigned Singh, Nyla Natalie as Secretary
6 May 2009
Resigned Brenkert Iii, Karl as Director
27 April 2009
Appointed Cheesman, Keith A as Director
20 February 2007
Resigned Boyce, Alan James as Director
4 December 2006
Appointed Boyce, Alan James as Director
1 October 2003
Resigned Kunz, Colin James as Secretary
1 October 2003
Appointed Singh, Nyla Natalie as Secretary
2 January 2003
Resigned Mooney, Timothy as Director
2 January 2003
Appointed Brenkert Iii, Karl as Director
31 January 2001
Appointed Kunz, Colin James as Secretary
31 January 2001
Resigned Nightingale, Peter as Secretary
5 January 1999
Resigned Broomby, Michael Roy as Director
5 January 1999
Resigned Glasby, John, Doctor as Director
5 January 1999
Appointed Mooney, Timothy as Director
5 January 1999
Appointed Bergen, Christopher as Director
5 January 1999
Appointed Kendle, Candace as Director
5 January 1999
Resigned Gregory, Gillian as Director
5 January 1999
Resigned Nightingale, Peter as Director
8 December 1992
Appointed Gregory, Gillian as Director
8 December 1992
Appointed Broomby, Michael Roy as Director
12 November 1992
Appointed Nightingale, Peter as Director
12 November 1992
Appointed Glasby, John, Doctor as Director
12 November 1992
Appointed Nightingale, Peter as Secretary
12 November 1992
Resigned Swift Incorporations Limited as Corporate Nominee Secretary
12 November 1992
Resigned Instant Companies Limited as Corporate Nominee Director
19 October 1992
Appointed Swift Incorporations Limited as Corporate Nominee Secretary
19 October 1992
Appointed Instant Companies Limited as Corporate Nominee Director

Ownership 1 active

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

Corporate entity · Notified 8 December 2021
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited Company
Reg. no. 04428083
Former controllers (4)
8 December 2021
Ceased Syneos Health Holdings UK Limited — Owns 75–100% of shares
19 November 2019
Ceased Inc Research Holding Limited — Owns 75–100% of shares
19 November 2019
Ceased Inc Research Europe Holdings Limited — Owns 75–100% of shares
19 November 2019
Ceased Syneos Health International Limited — Holds 75–100% of voting rights

Group structure 5 companies

Ownership group derived from the Companies House PSC register

Syneos Health UK Limited Owns 75–100% of shares
Kinapse Limited Owns 75–100% of shares
Syneos Health International Holdings Limited This company Owns 75–100% of shares
Syneos Health Ivh UK Limited Owns 75–100% of shares

Filings 182

DateDescriptionMade Up ToPagesPDF
19 October 2026Confirmation statement with no updates19 October 2026
24 August 2026Full accounts31 December 2025
20 October 2025Confirmation statement with no updates19 October 2025
5 June 2025Full accounts31 December 2024
1 November 2024Confirmation statement with no updates19 October 2024
Show all 182 filings

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