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Company number
11451751

CHROMOZOOM UK LTD

Active
✓ Active company on the official register. Next accounts due 30 April 2027.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
CHROMOZOOM UK LTD
Company number
11451751
Registered office
INTERNATIONAL HOUSE, 36-38 CORNHILL, LONDON, EC3V 3NG, ENGLAND · 935 other companies at this postcode
Company type
Private Limited Company
Incorporated on
6 July 2018
Status
Active
Age
8 years
Nature of business (SIC)
86900 — Other human health activities
Accounts — next due
30 Apr 2027
Accounts — last made up to
31 Jul 2025
Confirmation statement — next due
19 Jul 2026
Confirmation statement — last
05 Jul 2025

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Mr William Didden
owns 75–100% of shares · holds 75–100% of voting rights
Notified 06/07/2018
The National Capital Trust Of Washington Llc
owns 75–100% of shares · holds 75–100% of voting rights
Notified 06/07/2018

Corporate structure

Who controls this company, and who they control in turn

2 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr William Didden
born 10/1972 · France owns 75–100% of shares · holds 75–100% of votes Notified 06/07/2018 Controls 5 companies
The National Capital Trust Of Washington Llc name only
owns 75–100% of shares · holds 75–100% of votes Control ended 06/07/2018

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/07/2018 Person with significant control ceased The National Capital Trust Of Washington Llc
06/07/2018 Person with significant control added The National Capital Trust Of Washington Llc
06/07/2018 Person with significant control added Mr William Didden

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Net assets 1 1

Documents for CHROMOZOOM UK LTD

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Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

No entry found on the ICO register of fee payers under this name.

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Frequently asked questions

What is the company number of CHROMOZOOM UK LTD?
According to the official registry, the company number of CHROMOZOOM UK LTD is 11451751.
Where is CHROMOZOOM UK LTD registered?
The registered office is INTERNATIONAL HOUSE, 36-38 CORNHILL, LONDON, EC3V 3NG, ENGLAND.
What is the SIC code of CHROMOZOOM UK LTD?
The nature of business is recorded under SIC code 86900 — Other human health activities.
Who controls CHROMOZOOM UK LTD?
Mr William Didden is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights.
When are the next accounts of CHROMOZOOM UK LTD due?
The next annual accounts are due by 30 April 2027, and the last accounts were made up to 31 July 2025.

About CHROMOZOOM UK LTD (11451751)

CHROMOZOOM UK LTD is a private limited company incorporated on 6 July 2018 and registered in the United Kingdom under company number 11451751. Its registered office is at INTERNATIONAL HOUSE, 36-38 CORNHILL, LONDON, EC3V 3NG, ENGLAND. The recorded nature of business is other human health activities (SIC 86900). The company is currently active , with statutory accounts last made up to 31 July 2025. , and the person with significant control is Mr William Didden. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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