Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 11 December 2026
- Last conf. stmt
- 27 November 2025
Hamsard 3840 Limited
- Incorporated
- 28 November 2023 (2 years)
- Industry
- Activities of other holding companies n.e.c. (64209)
- Directors
- William Barr
- Owned by
- Accounts type
- Group
- Region
- Greater London
- Address
- Linen House253 Kilburn LaneLondonW10 4BQ
Officers 6 active
Officer details are public data from the Companies House register.
Barr, William
Director · Appointed 14 July 2025
Irish
Born September 1980 (46)
Director · Appointed 14 July 2025
British
Born April 1978 (48)
Director · Appointed 8 May 2025
British
Born March 1963 (63)
Carr, Gabrielle
Director · Appointed 16 October 2024
Australian
Born December 1979 (46)
Director · Appointed 6 May 2024
British
Born May 1990 (36)
Director · Appointed 23 February 2024
British
Born September 1979 (47)
Officer history (6 former)
30 January 2026
14 July 2025
Appointed Barr, William as Director
14 July 2025
14 July 2025
8 May 2025
8 May 2025
16 October 2024
Appointed Carr, Gabrielle as Director
6 May 2024
22 April 2024
22 April 2024
22 April 2024
22 April 2024
23 February 2024
23 February 2024
23 February 2024
23 February 2024
28 November 2023
28 November 2023
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 23 February 2024
Owns 75–100% of shares
Holds 50–75% of voting rights
Right to appoint and remove directors
Company Limited By Shares
Reg. no. 11540468
Former controllers (1)
23 February 2024
Ceased Squire Patton Boggs Directors Limited — Owns 75–100% of shares
Group structure 60 shown
Ownership group derived from the Companies House PSC register
Eci 11 Nominees Limited Owns 75–100% of shares
Avantia Group Limited Owns 75–100% of shares
Protect Midco 1 Limited Owns 75–100% of shares
Hamsard 3669 Limited Owns 75–100% of shares
Hamsard 3670 Limited Owns 75–100% of shares
Eci 12 Nominees Limited Owns 75–100% of shares
Capuchin Topco Limited Owns 75–100% of shares
Capuchin Midco Limited Owns 75–100% of shares
Commify Topco 2023 Limited Owns 75–100% of shares
Hamsard 3712 Limited Owns 75–100% of shares
Hamsard 3714 Limited Owns 75–100% of shares
Hamsard 3716 Limited Owns 75–100% of shares
Hamsard 3717 Limited Owns 75–100% of shares
Hamsard 3776 Limited Owns 75–100% of shares
Hamsard 3777 Limited Owns 75–100% of shares
Hamsard 3782 Limited Owns 75–100% of shares
Hamsard 3788 Limited Owns 75–100% of shares
Hamsard 3789 Limited Owns 75–100% of shares
Hamsard 3824 Limited Owns 75–100% of shares
Hamsard 3838 Limited Owns 75–100% of shares
Hamsard 3840 Limited This company Owns 75–100% of shares
Hamsard 3742 Limited Owns 75–100% of shares
Hamsard 3745 Limited Owns 75–100% of shares
Insider Topco Limited Owns 75–100% of shares
Insider Midco Limited Owns 75–100% of shares
Insider Nominee Limited Owns 75–100% of shares
Project Brooklands Topco Limited Owns 75–100% of shares
Project Brooklands Midco Limited Owns 75–100% of shares
Socrates Holdco Limited Owns 75–100% of shares
Eci 12 Special Purpose Nominees Limited Owns 75–100% of shares
Eci 12 Special Purpose Topco Limited Owns 75–100% of shares
Eci 12 Special Purpose Midco 1 Limited Owns 75–100% of shares
Eci 9 FP LP Has significant influence or control
Eci 9 GP LP Has significant influence or control
Eci GP4 Limited Partnership Has significant influence or control
Eci Group Limited Owns 75–100% of shares
Eci 10 FP Limited Owns 75–100% of shares
Eci 10 D LP Has significant influence or control
Eci 10 FP LP Right to appoint and remove a person
Eci 10 GP Limited Owns 75–100% of shares
Eci 10 GP LP Right to appoint and remove a person
Eci 11 FP Limited Owns 75–100% of shares
Eci 11 FP LP Right to appoint and remove a person
Eci 12 FP Limited Owns 75–100% of shares
Eci 12 FP LP Right to appoint and remove a person
Eci 13 FP Limited Owns 75–100% of shares
Eci 13 FP LP Right to appoint and remove a person
Eci 9 GP Limited Owns 75–100% of shares
Eci 12 Special Purpose FP LP Right to appoint and remove a person
Eci GP Scotland Limited Owns 75–100% of shares
Eci Management 2 Limited Owns 75–100% of shares
Eci Management Limited Owns 75–100% of shares
Eci 12 Special Purpose GP LLP Right to 75–100% of surplus assets
Eci Ventures Limited Owns 75–100% of shares
Filings 44
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 14 September 2026 | Group of companies' accounts | 31 December 2025 | ||
| 3 March 2026 | Statement of capital following an allotment of shares | |||
| 2 February 2026 | Termination of appointment of a director | |||
| 8 January 2026 | Other filing | |||
| 13 December 2025 | Confirmation statement with updates | 27 November 2025 |
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