Company · London
Steamship Mutual Underwriting Association Limited
Non-life insurance
Official record Companies House · updated 27th September 2026 · Sources
Network
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Who leads it
- Mario RodriguezDirector · since 2023
- Jonathan Howard Denis AndrewsDirector · since 2023
- Graham Keith JonesDirector · since 2023
- Brian Anthony McallisterDirector · since 2022
- John William Joseph RoomeDirector · since 2022
- Raffaele ZagariDirector · since 2017
- Lieh Sing Alan TungDirector · since 2016
- Armand PohanDirector · since 2012
- Carlos Juan MadinabeitiaDirector · since 2012
- Isabella GrimaldiDirector · since 1999
- Arjun ThawaniSecretary · since 2018
Previous officers 22
- Christopher Barry Adams 2019-2023 View profile
- Stephen James Martin 2013-2023 View profile
- Gary William Frederick Rynsard 2013-2019 View profile
- Clive Bouch 2013-2022 View profile
- Alan Lewis Marchisotto 2005-2013 View profile
- Murray, John Warren, Captain 2005-2012 View profile
- Herbert Menno Juniel 1999-2016 View profile
- Charles Stanley Balson 1996-1998 View profile
- Brian Norman Barlow 1995-1996 View profile
- Joe Vaughan 1992-1999 View profile
- John Lawrence Brean 1992-2008 View profile
- Vasant Jagjiwan Sheth 1992 View profile
- Farrokh Godrej Dastur 1991 View profile
- Michael Leonidas Valmas 2009 View profile
- Christian Jurgen Ahrenkiel 2025 View profile
- Aldo Grimaldi 1999 View profile
- Alastair James Struthers 1995 View profile
- Mohammad Souri 2011 View profile
- Stephen Arthur Ward 2008-2018 View profile
- Richard Andrew Lakeman 1999-2008 View profile
- Colin David Hankinson 1997-1999 View profile
- David George Hooper 1997 View profile
Directors and secretaries as filed at Companies House.
Do you help lead this organisation? Set up its network · How it works
About
- What it does
- Non-life insurance
- Incorporated
- 16/10/1909
- Registered office
- London
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.
10 directors on the board
- John William Joseph Roome Director · appointed 2022
- Carlos Juan Madinabeitia Director · appointed 2012
- Isabella Grimaldi Director · appointed 1999
- Lieh Sing Alan Tung Director · appointed 2016
- Raffaele Zagari Director · appointed 2017
- Brian Anthony Mcallister Director · appointed 2022
- Armand Pohan Director · appointed 2012
- Graham Keith Jones Director · appointed 2023
- Jonathan Howard Denis Andrews Director · appointed 2023
- Mario Rodriguez Director · appointed 2023
Directors past 6 years
- Carlos Juan Madinabeitia Director · appointed 2012
- Isabella Grimaldi Director · appointed 1999
- Lieh Sing Alan Tung Director · appointed 2016
- Raffaele Zagari Director · appointed 2017
- Armand Pohan Director · appointed 2012
First-time vs portfolio directors
First-time (5)
- Carlos Juan Madinabeitia Director · appointed 2012
- Isabella Grimaldi Director · appointed 1999
- Brian Anthony Mcallister Director · appointed 2022
- Armand Pohan Director · appointed 2012
- Mario Rodriguez Director · appointed 2023
Portfolio (5)
- John William Joseph Roome Director · appointed 2022
- Lieh Sing Alan Tung Director · appointed 2016
- Raffaele Zagari Director · appointed 2017
- Graham Keith Jones Director · appointed 2023
- Jonathan Howard Denis Andrews Director · appointed 2023
Also govern a charity
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
- Narrow spread of sectors across the board
Where to look Suggested search: succession planning for long-tenured seats; directors from a wider range of sectors.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 00105461
- Status
- Active
- Type
- PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital)
- Accounts next due
- 20/11/2027
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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