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Company number
03026295

DOWNS SYNDROME DIAMOND FOUNDATION LIMITED

Active
✓ Active company on the official register. Next accounts due 30 September 2026.

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
DOWNS SYNDROME DIAMOND FOUNDATION LIMITED
Company number
03026295
Registered office
82 WESTBOURNE PARK ROAD, LONDON, W2 5PL · 4 other companies at this postcode
Company type
Private Limited Company
Incorporated on
24 February 1995
Status
Active
Age
31 years
Previous names
DOWNSIDE UP LIMITED (to 11 Feb 2011)
Nature of business (SIC)
94990 — Activities of other membership organisations n.e.c.
Accounts — next due
30 Sept 2026
Accounts — last made up to
31 Dec 2024
Confirmation statement — next due
10 Mar 2027
Confirmation statement — last
24 Feb 2026

Registered charity

This company is also on the Charity Commission's register of England and Wales. The register records the company number itself, so this is not a match on the name.

DOWNS SYNDROME DIAMOND FOUNDATION LIMITED
Charity 1055087 · Charitable company · registered 2 May 1996
Latest reported income £130,118
Charity Commission record ↗

People with significant control

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

Mr Jeremy Abbot Barnes
owns 25–50% of shares · holds 25–50% of voting rights
Notified 06/04/2016
Mr Jeremy Abbot Barnes
has significant influence or control
Notified 01/07/2024
Mr Martin Nicholas Caleb Thomas
owns 25–50% of shares · holds 25–50% of voting rights
Notified 06/04/2016
Mr Martin Nicholas Caleb Thomas
has significant influence or control
Notified 01/07/2024
Mr Sebastian O'Meara
has significant influence or control
Notified 01/07/2024

Corporate structure

Who controls this company, and who they control in turn

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

Connections

Mr Jeremy Abbot Barnes
born 04/1963 · Switzerland has significant influence or control Notified 01/07/2024 Controls 2 companies
Mr Sebastian O'Meara
born 10/1963 · United Kingdom has significant influence or control Notified 01/07/2024
Mr Jeremy Abbot Barnes
born 04/1963 · Switzerland owns 25–50% of shares · holds 25–50% of votes Control ended 17/10/2023 Controls 2 companies
Mr Martin Nicholas Caleb Thomas
born 06/1963 · England owns 25–50% of shares · holds 25–50% of votes Control ended 17/10/2023 Controls 2 companies
Mr Martin Nicholas Caleb Thomas
born 06/1963 · United Kingdom has significant influence or control Control ended 29/05/2026 Controls 2 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
29/05/2026 Person with significant control ceased Mr Martin Nicholas Caleb Thomas
01/07/2024 Person with significant control added Mr Sebastian O'Meara
01/07/2024 Person with significant control added Mr Martin Nicholas Caleb Thomas
01/07/2024 Person with significant control added Mr Jeremy Abbot Barnes
17/10/2023 Person with significant control ceased Mr Martin Nicholas Caleb Thomas
17/10/2023 Person with significant control ceased Mr Jeremy Abbot Barnes
06/04/2016 Person with significant control added Mr Martin Nicholas Caleb Thomas
06/04/2016 Person with significant control added Mr Jeremy Abbot Barnes
11/02/2011 Registered name changed DOWNSIDE UP LIMITED DOWNS SYNDROME DIAMOND FOUNDATION LIMITED

Documents for DOWNS SYNDROME DIAMOND FOUNDATION LIMITED

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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

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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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Get this company via API

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Frequently asked questions

What is the company number of DOWNS SYNDROME DIAMOND FOUNDATION LIMITED?
According to the official registry, the company number of DOWNS SYNDROME DIAMOND FOUNDATION LIMITED is 03026295.
Where is DOWNS SYNDROME DIAMOND FOUNDATION LIMITED registered?
The registered office is 82 WESTBOURNE PARK ROAD, LONDON, W2 5PL.
What is the SIC code of DOWNS SYNDROME DIAMOND FOUNDATION LIMITED?
The nature of business is recorded under SIC code 94990 — Activities of other membership organisations n.e.c..
Who controls DOWNS SYNDROME DIAMOND FOUNDATION LIMITED?
Mr Jeremy Abbot Barnes is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights.
When are the next accounts of DOWNS SYNDROME DIAMOND FOUNDATION LIMITED due?
The next annual accounts are due by 30 September 2026, and the last accounts were made up to 31 December 2024.

About DOWNS SYNDROME DIAMOND FOUNDATION LIMITED (03026295)

DOWNS SYNDROME DIAMOND FOUNDATION LIMITED is a private limited company incorporated on 24 February 1995 and registered in the United Kingdom under company number 03026295. Its registered office is at 82 WESTBOURNE PARK ROAD, LONDON, W2 5PL. The recorded nature of business is activities of other membership organisations n.e.c. (SIC 94990). The company is currently active , with statutory accounts last made up to 31 December 2024. , and the person with significant control is Mr Jeremy Abbot Barnes. 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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