Company
Syon House (Management) LTD.
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
Previous officers 13
- Katherine Emma Dunning 2016-2024 View profile
- John Marantos 2016-2026 View profile
- Matthew John Coles 2014-2016 View profile
- Andrew James Mullin 2012-2016 View profile
- Robert James Charles 2005-2007 View profile
- Thomas Kenneth Sledmar 2005-2014 View profile
- Simon Timothy Cullum 2005-2006 View profile
- Stefan Laurens Prins 2005-2012 View profile
- Andrew Gibson 2005-2025 View profile
- Susan Mary Connley 2005-2014 View profile
- Richard Stuart Hough 2003-2005 View profile
- Andre George Confavreux 2003-2005 View profile
- Martin John Bellinger 2003-2003 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 23/05/2003
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.
5 directors on the board
- Louisa Tratt Director · appointed 2014
- Peter Geoffrey Cullum Director · appointed 2006
- Ruth Jane Shannon Director · appointed 2007
- Rachel Joanne Thomson Director · appointed 2024
- Errol Ashley Chetty Director · appointed 2005
Directors past 6 years
- Louisa Tratt Director · appointed 2014
- Peter Geoffrey Cullum Director · appointed 2006
- Ruth Jane Shannon Director · appointed 2007
- Errol Ashley Chetty Director · appointed 2005
First-time vs portfolio directors
First-time (4)
- Louisa Tratt Director · appointed 2014
- Ruth Jane Shannon Director · appointed 2007
- Rachel Joanne Thomson Director · appointed 2024
- Errol Ashley Chetty Director · appointed 2005
Portfolio (1)
- Peter Geoffrey Cullum Director · appointed 2006
Also govern a charity
Left in the last 12 months
- John Marantos Director · appointed 2016 · 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
- 04775699
- Status
- Active
- Type
- Private Limited Company
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
Contains public sector information licensed under the Open Government Licence v3.0. Report an issue · How we handle data