Quarkse Holdings Limited

Active09990884 Private limited company
Incorporated
5 February 2016 (10 years)
Industry
Other professional, scientific and technical activities n.e.c. (74909)
Directors
Luiz Claudio Guimaraes E Silva
Owned by
Luiz Claudio Guimaraes E Silva
Accounts type
Micro entity
Region
Greater London
Address
71-75 Shelton Street
Covent Garden
London
WC2H 9JQ

Filing status

Accounts due
31 December 2026
Last accounts
31 March 2025
Conf. stmt due
5 December 2026
Last conf. stmt
21 November 2025

Officers 3 active

Officer details are public data from the Companies House register.

Director · Appointed 16 August 2016
British
Born October 1969 (57)
Director · Appointed 16 August 2016
Also at Planet Computers Limited, Private Planet Limited (proposed for strike-off), Dynamical Systems Research Limited (proposed for strike-off)
British
Born July 1968 (58)
Guimaraes E Silva, Luiz Claudio
Director · Appointed 5 February 2016
British
Born July 1970 (56)
Officer history (2 former)
3 December 2025
Resigned Poulias, Alexandros as Director
3 December 2025
Resigned Bourjini, Besma as Director
10 November 2019
Appointed Poulias, Alexandros as Director
16 August 2016
Appointed Jarvis, Ryan Frazer as Director
16 August 2016
Appointed Mrsic-Flogel, Janko, Dr as Director
5 February 2016
Appointed Guimaraes E Silva, Luiz Claudio as Director
5 February 2016
Appointed Bourjini, Besma as Director

Ownership 1 active

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

Luiz Claudio Guimaraes E Silva
Individual · Notified 1 February 2017
Owns 25–50% of shares
British
Born July 1970 (56)

Financials

Balance sheet as at 31 March 2025 · micro entity accounts

Net Assets
(£429,691)
Debt Ratio
394%
Current Ratio
0.0x

Trend

Net Assets
(£600k) (£400k) (£200k) £0 2024 2025 (£429,691) (£429,691)
Balance sheet detail
202520242023202220212020
Fixed Assets£134,025£134,025£134,025£134,025£134,025
Current Assets£12,190£12,190£31,212£69,523£193,903
Debtors£256£256£256£124,698
Cash£11,934£30,956£69,267£69,205
Creditors (< 1 year)£575,906£575,906£481,763£407,359£338,541
Creditors (> 1 year)£0£0
Net Current Assets(£563,716)(£563,716)(£450,551)(£337,836)(£144,638)
Net Assets(£429,691)(£429,691)
Shareholder Funds(£429,691)(£429,691)(£316,526)(£203,811)(£10,613)

Filings

Recent filings only. See the full history on Companies House

DateDescriptionMade Up ToPagesPDF
30 December 2025Micro company accounts31 March 2025
28 December 2025Confirmation statement with no updates21 November 2025
5 December 2025Director's details changed
4 December 2025Termination of appointment of a director
4 December 2025Termination of appointment of a director
Show all recent filings

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