L1 Energy (UK) LLP

ActiveOC386299 Limited liability partnership

Incorporated: 1 July 2013 (13 years)
Industry: None Supplied (None Supplied)
Accounts type: Full
Region: Greater London
Address: 20 Grafton Street
London
W1S 4DZ

Website & contact details

Group website: l1energy.co.uk
The site of this company’s group or brand.

Filing status

Accounts due: 31 December 2027
Last accounts: 31 March 2026
Conf. stmt due: 3 June 2027
Last conf. stmt: 20 May 2026

Officers 5 active

Officer details are public data from the Companies House register.

Jaksik, Filip

LLP Member · Appointed 5 May 2026

Born March 1996 (30)

Razmuss, Aleksis

LLP Member · Appointed 4 August 2025

Born August 1986 (40)

Lts Advisory Limited

Corporate LLP Designated Member · Appointed 6 March 2023

Also at L1 Health (UK) LLP, Letterone Technology (UK) LLP, Letterone Treasury Services LLP · more companies

Letterone Corporate Partner S.À R.L.

Corporate LLP Designated Member · Appointed 2 December 2015

Sommer, Francis Stephen

LLP Member · Appointed 21 March 2015

Born October 1959 (67)

Officer history (17 former)

5 May 2026

Appointed Jaksik, Filip as LLP Member

16 February 2026

Resigned Hild, Sebastien Jean as LLP Member

22 January 2026

Resigned Ruffman, Alexander Fleet as LLP Member

4 August 2025

Appointed Razmuss, Aleksis as LLP Member

11 November 2024

Resigned Summers, Timothy as LLP Member

25 September 2024

Resigned Avdeev, Dmitry as LLP Member

18 April 2024

Appointed Hild, Sebastien Jean as LLP Member

17 April 2023

Appointed Ruffman, Alexander Fleet as LLP Member

6 March 2023

Resigned Roache, Simon Anthony as LLP Designated Member

6 March 2023

Appointed Lts Advisory Limited as Corporate LLP Designated Member

3 October 2021

Resigned Akhvlediani, David as LLP Member

1 April 2021

Appointed Summers, Timothy as LLP Member

1 January 2021

Appointed Akhvlediani, David as LLP Member

29 July 2020

Resigned Keane, Brendan James, Mr. as LLP Member

29 July 2020

Resigned Dominik, Mark Joseph, Mr. as LLP Member

2 March 2020

Resigned Browne Of Madingley, Edmund John Phillip, Lord as LLP Member

30 April 2019

Resigned Azarnov, Aleksander as LLP Member

28 February 2019

Resigned Petri, Nicolaus Constantin as LLP Member

26 October 2018

Resigned Saraiva E Silva, João Pedro Félix as LLP Member

31 December 2017

Resigned Salun, Mikhail as LLP Member

15 October 2017

Resigned Smith, John Christopher as LLP Member

31 July 2016

Resigned Lewis, Andrew John as LLP Member

30 June 2016

Resigned Zotova, Ekaterina Nikolaevna as LLP Member

1 March 2016

Appointed Dominik, Mark Joseph, Mr. as LLP Member

1 January 2016

Appointed Keane, Brendan James, Mr. as LLP Member

2 December 2015

Appointed Letterone Corporate Partner S.À R.L. as Corporate LLP Designated Member

1 December 2015

Resigned L1 Energy Limited as Corporate LLP Designated Member

17 August 2015

Appointed Azarnov, Aleksander as LLP Member

21 March 2015

Appointed Sommer, Francis Stephen as LLP Member

21 March 2015

Appointed Saraiva E Silva, João Pedro Félix as LLP Member

21 March 2015

Appointed Lewis, Andrew John as LLP Member

21 March 2015

Appointed Zotova, Ekaterina Nikolaevna as LLP Member

2 March 2015

Appointed Browne Of Madingley, Edmund John Phillip, Lord as LLP Member

1 March 2015

Appointed Petri, Nicolaus Constantin as LLP Member

1 January 2014

Appointed Salun, Mikhail as LLP Member

25 October 2013

Appointed Avdeev, Dmitry as LLP Member

14 October 2013

Appointed Smith, John Christopher as LLP Member

1 July 2013

Appointed L1 Energy Limited as Corporate LLP Designated Member

1 July 2013

Appointed Roache, Simon Anthony as LLP Designated Member

Ownership 0 active

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

The company has declared that it has no person with significant control.

Former controllers (1)

15 March 2022

Ceased German Khan — Has significant influence or control

Filings 91

Date	Description	Made Up To
14 October 2026	Full accounts	31 March 2026
5 June 2026	Confirmation statement with no updates	20 May 2026
13 May 2026	Appointment of a member
24 February 2026	Termination of appointment of a member
30 January 2026	Termination of appointment of a member