Hartree Partners Advisory Services U.K. Limited

Active04308190 Private limited company
Incorporated
19 October 2001 (25 years)
Previously known as
Hetco Advisory Services U.K. Limited (until 13 February 2015)
Hess Energy Company (UK) Limited (until 31 August 2006)
Industry
Other professional, scientific and technical activities n.e.c. (74909)
Directors
Owned by
Brookfield Asset Management Ltd
Accounts type
Full
Region
Greater London
Address
Level 8 123 Buckingham Palace Road
London
SW1W 9SH

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
16 May 2027
Last conf. stmt
2 May 2026

Officers 2 active

Officer details are public data from the Companies House register.

Director · Appointed 5 November 2001
Also at Vertree 2868 Limited, Hartree Trade Services UK Limited, Vertree 2551 Limited · more companies
American
Born February 1953 (73)
Director · Appointed 5 November 2001
Also at Hartree Solaris Limited · more companies
German
Born December 1962 (63)
Officer history (7 former)
7 August 2026
Resigned O'Neill, Jonathan Hugh as Director
21 March 2023
Resigned Garske, Paul Martin as Director
21 March 2023
Resigned Hendel, Stephen Michael as Director
30 June 2021
Resigned Breams Secretaries Limited as Corporate Secretary
28 November 2003
Resigned Gallagher, David Anthony as Director
12 December 2001
Appointed Gallagher, David Anthony as Director
5 November 2001
Appointed Hendel, Stephen Michael as Director
5 November 2001
Appointed Garske, Paul Martin as Director
5 November 2001
Appointed Semlitz, Stephen Michael as Director
5 November 2001
Appointed Breams Secretaries Limited as Corporate Secretary
5 November 2001
Appointed O'Neill, Jonathan Hugh as Director
5 November 2001
Appointed Voelker, Heiko as Director
5 November 2001
Resigned Swift Incorporations Limited as Corporate Nominee Secretary
5 November 2001
Resigned Instant Companies Limited as Corporate Nominee Director
19 October 2001
Appointed Swift Incorporations Limited as Corporate Nominee Secretary
19 October 2001
Appointed Instant Companies Limited as Corporate Nominee Director

Ownership 1 active

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

Brookfield Asset Management Ltd
Corporate entity · Notified 31 July 2026
Owns 50–75% of shares
Holds 50–75% of voting rights
Right to appoint and remove directors
Corporation
Reg. no. Bc1370236
Former controllers (1)
1 May 2018
Ceased Hartree Partners, LP — Owns 75–100% of shares

Filings 114

DateDescriptionMade Up ToPagesPDF
13 August 2026Withdrawal of a person with significant control statement
13 August 2026Notification of a person with significant control
7 August 2026Termination of appointment of a director
26 June 2026Full accounts31 December 2025
7 May 2026Confirmation statement with no updates2 May 2026
Show all 114 filings

Some other companies at this address

Hartree Partners (UK) Limited
Hartree Partners Consulting (UK) Limited
Hartree Partners Power & Gas Company (UK) Limited

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