# Open System Studio (Open System Studio Ltd)

Private limited company registered in London, classed under “specialised design activities”.

- Company number: 11149775
- Status: Active
- Type: Private limited company
- Incorporated: 15 January 2018
- Registered office: Unit 11 The Theatre Courtyard, 1 New Inn Yard, London, England, EC2A 3EE
- Location: London, England
- Activity: specialised design activities

## Latest filed profit

No profit figure in its latest filed accounts.

Turnover, net assets, cash, staff, earlier years, ratios, directors and owners are on the page for subscribers.

## Questions people ask

### What does Open System Studio do?

Private limited company registered in London, classed under “specialised design activities”.

### How much turnover does Open System Studio make?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/open-system-studio-11149775

### Is Open System Studio profitable?

Open System Studio's profit isn't public: small companies may file without a profit and loss account.

### How many people work at Open System Studio?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/open-system-studio-11149775

### Who runs and owns Open System Studio?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/open-system-studio-11149775

### Where is Open System Studio based?

Its registered office is Unit 11 The Theatre Courtyard, 1 New Inn Yard, London, England, EC2A 3EE, in London, England.

### When was Open System Studio founded?

Open System Studio Ltd was incorporated on 15 January 2018.

### Is Open System Studio still trading?

The register lists Open System Studio Ltd as active.

## Timeline

Recent filings and changes at Companies House.

- 2026-04-10: Registered office address changed from Apartment 9 Horizons Tower 1 Yabsley Street London E14 9BH England to Unit 11 the Theatre Courtyard 1 New Inn Yard London England EC2A 3EE…
- 2026-04-09: Certificate of change of name
- 2025-12-03: Change of details for Mr Hakan Sezer as a person with significant control on 22 November 2025
- 2025-11-22: Director's details changed for Mr Hakan Sezer on 22 November 2025
- 2025-11-22: Registered office address changed from 20-22 Wenlock Road London N1 7GU England to Apartment 9 Horizons Tower 1 Yabsley Street London E14 9BH on 22 November 2025
- 2025-08-22: Micro company accounts made up to 31 January 2025
- 2024-08-15: Micro company accounts made up to 31 January 2024
- 2023-10-23: Micro company accounts made up to 31 January 2023
- 2023-01-25: Micro company accounts made up to 31 January 2022
- 2021-10-26: Micro company accounts made up to 31 January 2021
- 2020-10-30: Total exemption full accounts made up to 31 January 2020
- 2019-10-14: Micro company accounts made up to 31 January 2019
- 2018-01-15: Incorporation

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Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/open-system-studio-11149775