Company · March
The Institute of Sustainability and Environmental Professionals
Activities of professional membership organizations
Official record Companies House · updated 27th September 2026 · Sources
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Who leads it
- Warren Lee PercivalDirector · since 2026
- David Stjohn SymonsDirector · since 2026
- Timothy David WoodDirector · since 2026
- Alexandra Anne TriplowDirector · since 2024
- Malgorzata SwiderskaDirector · since 2024
- Tobias Mark ShawDirector · since 2024
- Matauka YetaDirector · since 2022
- Dr Shamir GhumraDirector · since 2022
- Cathie MackayDirector · since 2022
- Arlette Linda AndersonDirector · since 2020
- Sarah MukherjeeDirector · since 2020
- Martin BaxterDirector · since 2004
- Martin BaxterSecretary · since 2007
Previous officers 98
- Professor Simon Pollard 2022-2025 View profile
- Nicola Lucas 2022-2025 View profile
- Toby Robins 2019-2020 View profile
- Safia Iman 2018-2021 View profile
- Richard James Carter 2018-2025 View profile
- Louise Claire Nicholls 2018-2023 View profile
- Shaun Patrick Mccarthy 2017-2020 View profile
- Simon Leslie Catford 2016-2022 View profile
- Dr Paul Leinster 2016-2021 View profile
- Eileen Donnelly 2016-2021 View profile
- Colin John Lewis 2015-2018 View profile
- Ian Michael Bamford 2015-2022 View profile
- Gillian Barbara Gibson 2014-2017 View profile
- Martin Geoffrey Bigg 2014-2020 View profile
- David Raymond Stanley 2013-2016 View profile
- Ron Finlay 2013-2013 View profile
- Bruce Sheppy 2013-2016 View profile
- Timothy John Balcon 2013-2019 View profile
- Claire Lea 2012-2014 View profile
- Richard Charles Powell 2012-2018 View profile
- Terence Patrick A'Hearn 2012-2014 View profile
- Ian Antony Hill 2010-2016 View profile
- Dr Diana Margaret Montgomery 2010-2019 View profile
- Jan Adam Chmiel 2009-2013 View profile
- Richard Barrie Clarke 2007-2012 View profile
- Ian Russon 2007-2012 View profile
- Adrian Belton 2007-2013 View profile
- Jonathan Charles Garrett 2007-2012 View profile
- Cecilia Jane (Jiggy) Lloyd 2007-2013 View profile
- Dr Paul William Pritchard 2007-2013 View profile
- Gary Nial Sims 2005-2007 View profile
- Graeme Campbell Barrie 2005-2006 View profile
- Jack Hiroki Iguchi 2005-2007 View profile
- Tim Pinder 2004-2007 View profile
- Ian Nuttall 2004-2005 View profile
- Dr Ross Marshall 2004-2007 View profile
- Julian Marek James Bidwell 2004-2007 View profile
- Dr Benjamin Vivian 2004-2007 View profile
- John Shanks Ross 2004-2007 View profile
- Anthony John Marsden 2004-2007 View profile
- Frances Leedham 2004-2007 View profile
- Rhian Beryl Jones 2004-2007 View profile
- John Hill 2004-2007 View profile
- June Thomas 2003-2007 View profile
- Patricia Joan Wainwright 2002-2004 View profile
- Adrian Britton Fitzpatrick 2002-2004 View profile
- Dr Nicholas David Bedding 2002-2007 View profile
- Edward Charles Anthony Butt 2001-2004 View profile
- Mark Hadley 2001-2004 View profile
- Timothy Charles Dowling 2001-2004 View profile
- Andrew Trevor Marlow 2001-2004 View profile
- Prof Stephen John Hill 2001-2007 View profile
- John Henry Hardin Lonie 2001-2007 View profile
- Simon John Cordingley 2001-2005 View profile
- Kevin Trevor Morgan 2001-2006 View profile
- Kirsty Isobel Halliday 2001-2004 View profile
- Dr Thomas Jefferson William Knowland 2001-2004 View profile
- Raymond Forsyth Hill 2001-2003 View profile
- Martin William Patrick Houldin 2000-2004 View profile
- Ian Robert Housley 1999-2010 View profile
- Timothy Nicholas Pinder 1999-2001 View profile
- Ingrid Kathleen Marie Hogan 1999-2004 View profile
- Andrew Hetherington 1999-2007 View profile
- Mark Andrew Barthel 1999-2004 View profile
- Kim Elizabeth Polgreen 1999-2001 View profile
- Antony James Flaherty 1999-2001 View profile
- Alexander Peckham 1999-2000 View profile
- Geoffrey Norman Barlow 1999-1999 View profile
- Simon David Peter Hewitt 1999-2001 View profile
- Niall Patrick Smiddy 1999-1999 View profile
- Trevor John Turpin 1999-1999 View profile
- Nicholas Paul Lister 1999-1999 View profile
- Mark Julian Brumwell 1999-1999 View profile
- David Brownsword 1999-1999 View profile
- Judith Irene Petts 1999-2000 View profile
- Richard Stephen Billington 1999-1999 View profile
- Thomas Michael Carpenter 1999-1999 View profile
- Professor Peter Wathern 1999-1999 View profile
- Allan Milne Rickmann 1999-2001 View profile
- Christine Helen Cowley 1999-1999 View profile
- Micheal John Gilbert 1999-1999 View profile
- Professor Brian Drummond Clark 1999-1999 View profile
- Alan Bristow 1999-1999 View profile
- Dr Russell Alan Bowler 1999-1999 View profile
- Bruce Alastair Blaine 1999-1999 View profile
- Dr John Arthur Brady 1999-2007 View profile
- Roger James Alesbury 1999-1999 View profile
- Paul Stone 1999-1999 View profile
- Watson, David Cunningham, Doctor 1999-1999 View profile
- Allen Peter Francis Norris 1999-2007 View profile
- Oliver Henry Brandon 1999-1999 View profile
- Iain Mcdonald Reid 1999-1999 View profile
- Dr Timothy Frederick Coles 1999-2001 View profile
- Bart Management Limited 1998-1999 View profile
- Christopher Francis Rooke 2003-2007 View profile
- Russell Foster 1999-2009 View profile
- Barry Sadler 1999-2000 View profile
- Laytons Secretaries Limited 1998-1999 View profile
Directors and secretaries as filed at Companies House.
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About
- What it does
- Activities of professional membership organizations
- Incorporated
- 23/12/1998
- Registered office
- March
- Previous names
- The Institute of Environmental Management and Assessment (until 08/01/2025)
Grants received
2 grants · £210,000 total360Giving data, published by funders. Coverage only includes funders who publish their grants to 360Giving, so these figures are a floor, not a complete picture.
Top funders
- John Ellerman Foundation · £210,000 (2 grants)
Most recent
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.
12 directors on the board
- Matauka Yeta Director · appointed 2022
- Warren Lee Percival Director · appointed 2026
- Tobias Mark Shaw Director · appointed 2024
- Dr Shamir Ghumra Director · appointed 2022
- Arlette Linda Anderson Director · appointed 2020
- Malgorzata Swiderska Director · appointed 2024
- Martin Baxter Director · appointed 2004
- Alexandra Anne Triplow Director · appointed 2024
- David Stjohn Symons Director · appointed 2026
- Sarah Mukherjee Director · appointed 2020
- Cathie Mackay Director · appointed 2022
- Timothy David Wood Director · appointed 2026
Directors past 6 years
- Arlette Linda Anderson Director · appointed 2020
- Martin Baxter Director · appointed 2004
- Sarah Mukherjee Director · appointed 2020
First-time vs portfolio directors
First-time (6)
- Tobias Mark Shaw Director · appointed 2024
- Arlette Linda Anderson Director · appointed 2020
- Alexandra Anne Triplow Director · appointed 2024
- David Stjohn Symons Director · appointed 2026
- Cathie Mackay Director · appointed 2022
- Timothy David Wood Director · appointed 2026
Portfolio (6)
- Matauka Yeta Director · appointed 2022
- Warren Lee Percival Director · appointed 2026
- Dr Shamir Ghumra Director · appointed 2022
- Malgorzata Swiderska Director · appointed 2024
- Martin Baxter Director · appointed 2004
- Sarah Mukherjee Director · appointed 2020
Left in the last 12 months
- Nicola Lucas Director · appointed 2022 · resigned 2025
- Professor Simon Pollard Director · appointed 2022 · resigned 2025
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
- Narrow spread of sectors across the board
Where to look Suggested search: directors from a wider range of sectors.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 03690916
- Status
- Active
- Type
- PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
- Accounts next due
- 30/09/2027
- Edition
- Register edition compiled 27th September 2026
- Labels
- Official record from Companies House · Calculated derived by Governance Register.
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