Wartsila UK Holding International Limited

Active05857621 Private limited company

Incorporated: 26 June 2006 (20 years)
Previously known as: Wartsila Hamworthy International Limited (until 26 February 2026)
Hamworthy International Limited (until 30 April 2012)
Blakedew 613 Limited (until 16 August 2006)
Industry: Activities of other holding companies n.e.c. (64209)
Directors: Bernd Bertram
Controlled by: Wartsila Corporation
Accounts type: Full
Region: South East
Address: Spinnaker House
Waterside Gardens
Fareham
PO16 8SD

Filing status

Accounts due: 30 September 2027
Last accounts: 31 December 2025
Conf. stmt due: 10 July 2027
Last conf. stmt: 26 June 2026

Charges

Total: 1
Outstanding: 0
Part satisfied: 0
Satisfied: 1

Officers 2 active

Officer details are public data from the Companies House register.

Bertram, Bernd

Director · Appointed 30 June 2026

Danish

Born August 1973 (53)

Proctor, Jayne Louise

Secretary · Appointed 23 February 2023

Officer history (15 former)

30 June 2026

Resigned Bertram, Bernd as Director

30 June 2026

Appointed Bertram, Bernd as Director

23 June 2026

Resigned Scott, Fraser as Director

31 March 2025

Appointed Bertram, Bernd as Director

31 March 2025

Resigned De Gruijter, Tamara as Director

25 April 2024

Resigned Henshaw, John Richard as Director

23 February 2023

Appointed Proctor, Jayne Louise as Secretary

23 February 2023

Appointed Henshaw, John Richard as Director

30 September 2022

Resigned Lehtinen, Arto as Director

10 May 2021

Appointed De Gruijter, Tamara as Director

10 May 2021

Resigned Hietanen, Kari as Director

14 September 2020

Appointed Scott, Fraser as Director

14 September 2020

Resigned Henshaw, John as Director

12 August 2019

Appointed Henshaw, John as Director

28 June 2019

Appointed Lehtinen, Arto as Director

28 June 2019

Resigned Koponen, Timo Ensio as Director

26 February 2018

Resigned Coleman, Gary Paul as Secretary

8 February 2018

Appointed Coleman, Gary Paul as Secretary

8 February 2018

Resigned Dawes, Peter Graham as Secretary

23 April 2012

Appointed Koponen, Timo Ensio as Director

23 April 2012

Resigned Oatley, Jonathan Mark as Director

23 April 2012

Resigned Crompton, Paul as Director

23 April 2012

Appointed Hietanen, Kari as Director

3 September 2007

Appointed Oatley, Jonathan Mark as Director

31 August 2007

Resigned Derrick, Kelvyn Garth as Director

4 August 2006

Appointed Derrick, Kelvyn Garth as Director

4 August 2006

Appointed Crompton, Paul as Director

4 August 2006

Appointed Dawes, Peter Graham as Secretary

4 August 2006

Resigned Blakelaw Secretaries Limited as Corporate Secretary

4 August 2006

Resigned Blakelaw Director Services Limited as Corporate Director

26 June 2006

Appointed Blakelaw Secretaries Limited as Corporate Secretary

26 June 2006

Appointed Blakelaw Director Services Limited as Corporate Director

Ownership 1 active

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

Wartsila Corporation

Corporate entity · Notified 6 April 2016

Has significant influence or control

Public Company

Reg. no. 0128631-1

Holdings 1

Companies where Wartsila UK Holding International Limited is registered as a person with significant control

AW Flow Holdings Limited

Owns 75–100% of shares

Active

Filings 103

Date	Description	Made Up To
7 October 2026	Full accounts	31 December 2025
30 June 2026	Appointment of a director
30 June 2026	Termination of appointment of a director
30 June 2026	Confirmation statement with no updates	26 June 2026
23 June 2026	Termination of appointment of a director