opendata.bot
Company number
12560016

MEDIATEST LTD

Active
✓ Active company on the official register. Next accounts due 31 January 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
MEDIATEST LTD
Company number
12560016
Registered office
WSM, CONNECT HOUSE 133-137 ALEXANDRA ROAD, WIMBLEDON, LONDON, SW19 7JY, UNITED KINGDOM · 360 other companies at this postcode
Company type
Private Limited Company
Incorporated on
16 April 2020
Status
Active
Age
6 years
Nature of business (SIC)
73110 — Advertising agencies
Accounts — next due
31 Jan 2027
Accounts — last made up to
30 Apr 2025
Confirmation statement — next due
07 Oct 2026
Confirmation statement — last
23 Sept 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

Beatrice Tora Williams
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 23/06/2020
Mr Bo Williams
owns 75–100% of shares
Notified 16/04/2020

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

Beatrice Tora Williams
born 03/1971 · United Kingdom owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 23/06/2020 Controls 2 companies
Mr Bo Williams
born 03/1970 · England owns 75–100% of shares Control ended 23/06/2020

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
23/06/2020 Person with significant control ceased Mr Bo Williams
23/06/2020 Person with significant control added Beatrice Tora Williams
16/04/2020 Person with significant control added Mr Bo Williams

Documents for MEDIATEST 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.

PDF Order

Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

Mediatest Ltd — SW19 7JY
Tier 1 · renews 06/05/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.

Get this company via API

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GET /v1/company/gb/12560016
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of MEDIATEST LTD?
According to the official registry, the company number of MEDIATEST LTD is 12560016.
Where is MEDIATEST LTD registered?
The registered office is WSM, CONNECT HOUSE 133-137 ALEXANDRA ROAD, WIMBLEDON, LONDON, SW19 7JY, UNITED KINGDOM.
What is the SIC code of MEDIATEST LTD?
The nature of business is recorded under SIC code 73110 — Advertising agencies.
Who controls MEDIATEST LTD?
Beatrice Tora Williams is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, can appoint and remove directors.
When are the next accounts of MEDIATEST LTD due?
The next annual accounts are due by 31 January 2027, and the last accounts were made up to 30 April 2025.

About MEDIATEST LTD (12560016)

MEDIATEST LTD is a private limited company incorporated on 16 April 2020 and registered in the United Kingdom under company number 12560016. Its registered office is at WSM, CONNECT HOUSE 133-137 ALEXANDRA ROAD, WIMBLEDON, LONDON, SW19 7JY, UNITED KINGDOM. The recorded nature of business is advertising agencies (SIC 73110). The company is currently active , with statutory accounts last made up to 30 April 2025. , and the person with significant control is Beatrice Tora Williams. 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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