Company
Downs Syndrome Diamond Foundation Limited
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 7
- Veronique Frances Edmonde Garrett 2023-2024 View profile
- James Henry Middleton Turnbull 2017-2024 View profile
- Marlen Manasov 2003-2011 View profile
- Anthony David Gambrill 1996-2000 View profile
- Richard David Henry Brindle 1995-2011 View profile
- Martin Nicholas Caleb Thomas 1995-2026 View profile
- Jeremy Stephen Abott Barnes 1995-2011 View profile
Directors and secretaries as filed at Companies House.
Do you help lead this organisation? Set up its network · How it works
About
- Incorporated
- 24/02/1995
- Also a registered charity
- Downs Syndrome Diamond Foundation Limited
Ownership
Owned by (5) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.
- Martin Nicholas Caleb Thomas
significant influence · notified 2024-07-01 - Sebastian O'Meara
significant influence · notified 2024-07-01 - Jeremy Abbot Barnes
significant influence · notified 2024-07-01 - Martin Nicholas Caleb Thomas ceased 2023-10-17
25-50% shares, 25-50% voting · notified 2016-04-06 - Jeremy Abbot Barnes ceased 2023-10-17
25-50% shares, 25-50% voting · notified 2016-04-06
Group
- Downs Syndrome Diamond Foundation Limited
is controlled by Martin Nicholas Caleb Thomas
Evidence
active significant influence · notified 2024-07-01 · source: Companies House PSC register
Ultimately controlled by Martin Nicholas Caleb Thomas.
2 other companies in this group
Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.
Board analysis
Board DNA
How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.
2 directors on the board
- Sebastian O'Meara Director · appointed 2017
- Jeremy Abbot Barnes Director · appointed 2012
Directors past 6 years
- Sebastian O'Meara Director · appointed 2017
- Jeremy Abbot Barnes Director · appointed 2012
First-time vs portfolio directors
First-time (1)
- Jeremy Abbot Barnes Director · appointed 2012
Portfolio (1)
- Sebastian O'Meara Director · appointed 2017
Also govern a charity
Left in the last 12 months
- Martin Nicholas Caleb Thomas Director · appointed 1995 · resigned 2026
Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.
The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.
Gaps to watch
- Several long-serving directors could step down together
Where to look Suggested search: succession planning for long-tenured seats.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 03026295
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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