Mike Barry

Pioneer of purpose-led business and corporate sustainability.

Sir Tim Smit – KBE

Co-founder of the Eden Project, Executive Vice Chair of Eden Project Ltd and Executive Chairman of Eden Project International Ltd.

Kresse Wesling CBE

Founder of Elvis & Kresse.

Bianca Pitt

Co-founder of SHE Changes Climate.

Magnus Wood

Founder, Kindness Advisor, Reimagining business with Kindness to leave people and the planet better.

Kate A Larsen

Expert in Responsible Sourcing and Supply Chains, Environmental and Social issues management.

Charles Watson

Chairman and Founder, River Action UK.

Hugo Tagholm

Executive Director and Vice President of Oceana, UK.

Jarvis Smith

Proud hippy, tree-hugger, thought leader, media entrepreneur and online businessman.

Phil Young

A power house advocate for diversity and inclusion in the outdoors.

Dan Macaulay

Pioneering sports marketing consultant and entrepreneur

Andy Hawkins

C-3PO, Business On Purpose.

Joss Ford

Founder of sustainability communications consultancy & certified BCorp, Enviral. Blue Earth Summit ambassador.

Tessa Wernink

Founder The Undercover Activist & Fairphone.

Sophie Dembinski

Head of Policy and UK Country Manager, Ecosia

Clare Brook

CEO, Blue Marine Foundation.

Siyanda Hewitt

South African and British junior surfer, Ambassador, Surfers not Street Children and The Wave, Bristol.

Adam Hall

Co-founder North Devon Surf Reserve

Lauren MacCallum

Author, Broadcaster and General Manager - Protect Our Winters

Dan Yates

Partnerships Manager, Protect Our Winters - Europe.

Tom Hewitt MBE

Founder, Surfers not Street Children

Yvette Curtis

Founder, Wave Wahines

Tom McGillycuddy

Founder, CIRCA5000

Anna Smoothy

Ski Industry Insider, Circular Business Enthusiast

Chloe Dyson

Director of the insight and strategy Lab at TCO London

Nadia Owusu

Youth Advocate

Keme Nzerem

News Correspondent & presenter

Gail Gallie

Founder at Project17, Co-Founder Project Everyone

Charles Clover

Co-Founder and Executive Director at Blue Marine Foundation

Xavier Baker

Co-founder of Mermaid Gin ~ Isle of Wight Distillery

Ben Hewitt

Campaigner and co-Founder of North Devon World Surfing Reserve

Nick Hounsfield

Founder, The Wave.

Hannah Bailey

Photographer, Journalist, Adventure Communications Specialist

Miss Divine

Environmental Community Engagement Leader, Radio broadcast journalist, radio training facilitator, DJ, music artist manager and compere/host.

Juliet Davenport

Green entrepreneur and author of The Green Start-Up

Mark Shayler

Owner, Ape

Chris Dooley

Head of Social Impact, JCDecaux UK.

Javi Gras

Relationships and Impact Lead at The Bio-Leadership Project.

Ella Wiles

Fellowship Lead for The Bio-Leadership Project.

Rosina Al-Shaater

Environmental Community Engagement Consultant, Black & Green Future and Ujima Radio.

Sunita Ramani

Climate Campaigner and Communicator, Greenhouse Communications.

Deborah Meaden

Businesswoman, Investor, TV Dragon and Writer.

Georgia Elliott-Smith

Managing Director, Element Four.

Saasha Celestial-One

Co-Founder & Chief Operating Officer, OLIO.

Danielle Mulder

Group Sustainability Director, BBC.

Matt Hocking

Founder of Leap a certified B Corp design agency since 2016. Designer Director, Consultant, Mentor/Coach & B Leader.

Verel Rodrigues

Climate Activist and Environmental Campaigner.

Charles Ross

Lecturer at Royal Holloway

Jamie Laing & Ed Williams

Founders, Candy Kittens.

Laura Clarke OBE

CEO, ClientEarth.

Rowena Samarasinhe

Managing Director, GENSport

Carla Denyer

Co-Leader, Green Party, England and Wales

Emma Twyford

Professional Climber and Route Setter

Easkey Britton

Professional Surfer, Marine Social Scientist, Liquid Therapy, Author

Feargal Sharkey

Musician, Environmental Campaigner, Deputy Chair of River Action UK

Tony Burdon

CEO, Make My Money Matter

Dr Rhian-Mari Thomas OBE

Chief Executive Officer, Green Finance Institute

Corinne Fowler

Professor of Colonialism and Heritage Museum Studies, University of Leicester

Leo Houlding

Climber, Explorer

Elias Elhardt

Professional snowboarder, film director and activist

Dr Foluke Ifejola Adebisi

Associate Professor at the Law School, University of Bristol.

Hana Sutch

Co-Founder and CEO, Go Jauntly

Garry Pratt

Founder, The Creativity Factor

Ben Goldsmith

Financier, Environmentalist and CEO of Menhaden Capital Management

Paul Hawken

Environmentalist, Entrepreneur, Author and Activist

Sophie Hellyer

Brand Ambassador, Dryrobe.

Kate Ashbrook

General Secretary, Open Spaces Society

Ben Tolhurst

Director, Business Declares.

Farhana Yamin

Lawyer, author, speaker, and activist

Bevis Watts

Chief Executive, Triodos Bank UK

Carrie Harris

Director of Sustainability, British Airways.

Marvin Rees

Mayor of Bristol

Amanda Keetley

Executive Director, Devon Environment Foundation

Oge Ejizu

Non-Executive Director, Black Girls Hike

Nina Pullman

Editor, Wicked Leeks

Jojo Mehta

Founder, Stop Ecocide

Hannah Cox

Director, Better Business Network

Dr Geeta Ludhra

Lecturer in Education, Brunel University, Dadima's CIC Lead

Sal Burtt-Jones

Co-Founder, SOS Whitstable.

Emma Askew

Founder & Director, Earth Minutes.

Hannah MacInnes

Broadcaster & Podcast Host.

Shaunagh Duncan

Head of Sustainability, Oatly

Martin Ringqvist

Executive Creative Director, Oatly.

Will Guyatt

Broadcaster and Presenter

Melanie Shufflebotham

Co-founder and COO, Zapmap

Eve Kekeh

Founder, Bundlee

Lou Beardmore

CEO, United Utilities.

Professor David Olusoga OBE

British-Nigerian historian, author, presenter and BAFTA winning film-maker.

Carlos Casas

Founder, ColourUP

Gina Lovett

Environmental Initiatives Manager, Patagonia.

Francois Beyers

Co-Founder, Câr-y-Môr.

Kirsten Neuschafer

Sailor, Adventurer, Winner of The Golden Globe Race.

Matt Smith

CEO and Co-Founder, Hometree

Ailsa McLellan

Marine Biologist, Seawilding

Kate Rogers

Sustainability Leader, Head of Sustainability at Cazenove Capital, Author and Winner of Women in Investment

John Elkington

Founder and Chief Pollinator, Volcans

Chris Skidmore OBE MP

Conservative MP for Kingswood

Emmanuella Blake-Morsi

Award-winning Multi-Disciplinary Arts Producer, Production & Partnerships Manager of Enviral

Hannah Temple

Regenerative organisation specialist, Founder and podcast host

Kai Njeri

Regenerative systems thinker, designer, artist and writer

Helen Browning OBE

Group Chief Executive of the Soil Association, Agri Politics, Farmer and Producer

Sam Zindel

Managing Director of Propellernet, Business Leader and Sustainability Pioneer

Laurie King

Writer, Guide and Adventurer

Roz Savage

Adventurer, Ecological Campaigner and Athlete

Belinda Kirk

Explorer, Author and Campaigner

Erica Neve

Climate, Regeneration, Education, Community and Technology

Chris Boardman MBE

Chair of Sport England, Cycling and Walking Commissioner, Athlete and Advocate

Linley Lewis

Co-founder of Blue Earth Summit, Advocate for the outdoors

Louis Bedwell

Managing Director, Mission Ventures

Sam Baker

Climate Change Communicator, Educator and Campaigner

Max Girardeau

Radical Educator, Facilitator and Co-Founder of The Visionaries

Russell Goldman

Managing Director for Breakthrough Brands at Britvic plc

Thomas Haigh

Head of Sustainability & Marketing at DRWakefield

Paul Bedford

Director for Policy and Sustainability, Deliveroo

Mariana Roccia

Research Impact Consultant, University of Gloucestershire Co-convenor, International Ecolinguistics Association

Ed Gillespie

Writer, Communications Specialist, Serial-entrepreneur and futurist

Mark Stevenson

Reluctant Futurist, Strategic Advisor, Investor and Co-Founder of CUR8

Solitaire Townsend

Award Winning Sustainability Expert Leader, Author and Co-Founder at Futerra

Andres Roberts

Founding Partner of the Bio-Leadership Project

Andrew Denton

CEO of the Outdoor Industries Association, Adventurer and Outdoor Advocate

Anne Harding

Member of Ilkley Clean River Group and Environmental Activist

Emmanuel Ameyaw

Communications Specialist and Founding Editor of The Climate Insight, Raising Climate Awareness and Education in Ghana

Kara de los Reyes

Practising Architect and Advocate for Ecological Regeneration

Lee Schofield

RSPB Senior Site Manager and Conservationist

Fran Woodward

Chief Operating Officer at Good Energy

Victoria Gosling OBE

Sportswoman, Advocate, Mentor and Sports and Fintech Motivational Speaker

Tess Wehmeyer

Founder, Fluid Nature

Dr Farah Faizal

High Commissioner of Maldives to the United Kingdom and the non-resident Ambassador of Maldives to France, Ireland and Spain, Permanent Representative of the Maldives to the International Maritime Organization (IMO)

Ben Keene

Co-Founder of Rebel Book Club

Nana Akua Afriyie Busia

Leader, Advocate of the rights of marginalised communities and Founder of NAAB Foundation.

Ñawi K. Flores

Adam Gardiner

Sustainability Manager, Rapha

Eva Kruse

Chief Global Engagement Officer, PANGAIA

Simon Platts

CEO and Co-founder at RE-UP, formerly the Responsible Sourcing and ESG director of ASOS, and held a key role within another UK fashion behemoth, the brand Next.

Harriet Williams

Exec Director of LEAF

Neil Baker

Senior Global Creative Director

Anna Swaithes

Head of Sustainability for The Crown Estate

Tom Mansfield

Founder of Pale Blue Perspective

Simon Crichton

Head of Relationship Management at Triodos

Mairead Cahill

Founder, Wonderoom and Lead Explorer for 'Sea, Land, City’

Berta Manzano

Programme Manager at Conservation Collective

Brendon Moorhouse

Barrister

Kevin Cook

Co-Founder North Devon Surf Reserve

James Thornton

Chief Executive Officer at Intrepid Travel

Naomi Conway

Director of National Parks Partnerships

Daze Aghaji

Youth Climate Justice Activist

Liba Ravindran

Spoken Word Poet, Community Organiser and Social Justice Activist

Tayshan Hayden-Smith

Founder of Grow to Know

Lira Valencia

Founder of @outsidewithlira

Raman Bhatia

CEO of OVO

Nadine Koszler

Chief Experience Officer at Eurail

Simeon Rose

Brand Director at Faith In Nature and Co-creator of Nature on Board

Chris Gorell Barnes

Ocean 14 Capital Founding Partner

Jamie Pike

Evolution's Lead, The Bio-Leadership Project

Alex Beasley

Regional Manager, Patagonia

Nicola Bridge

Head of Ocean Advocacy and Engagement, Ocean Conservation Trust

Matt Staniek

Founder, Save Windermere

Ash Smith

Founder of Windrush Against Sewage Pollution

Catarina Midby

Head of Sustainability, ASOS

Rebecca Heap

Founder, Tentshare

Lisa MerrickLawless

Co-Founder, Purpose Disruptors, Marketing and Communications Specialist

Anselm Guise

Owner, Elmore Court Estate

Jayn Sterland

Managing Director, Weleda UK and No1 in 2022's 'Who's Who of Natural Beauty'

Safia Minney MBE

Founder, Director, Fashion Declares, People Tree.

Manon Carpenter

Mountain Biker, Specialised Soil Searching and Patagonia ambassador, filmmaker and Earth Science researcher

David Bain

European Brand Manager, NRS

Dr. Claudia Gross

Change Catalyst and Transformation Trailblazer, speakGreen and Life at Work

Peter Geoghegan

Irish writer, investigative journalist and broadcaster

Aline Carrier

Canadian Fisheries Specialist, Oceanographer, Freediver, Surfer

Alyx Elliott

Campaigns Director, Oceana UK

Giles Bristow

CEO, Surfers Against Sewage and RNLI Crew

Sarah Webster

Director for Sustainable Business, Britvic.

Ana Carolina Salomão Queiroz

Partner and Chief Investment Officer, Pogust Goodhead

Chris Butler-Stroud

CEO, Whale and Dolphin Conservation

Sebastian Pole

Founder, Pukka

James Close

Head of Climate Change, NatWest Group

Owen Anderson

Head of Sustainability, Ovo

Dan Faundez

Partner, Simmons and Simmons

Emily Ames

Co-Founder and Head of Strategy, Sonder and Tell

Izzy Jacobs

Growth Director, Sonder and Tell

Matt Latham

Co-Founder, Circa5000

Marina Traversari

Senior Director, SAGE

Beccy Speight

CEO, RSPB

Sara Ladd

Head of Product, Hiut Denim

Patrick Holden CBE

CEO, Sustainable Food Trust

Markus Müller

Global Head of the Chief Investment Office of the Private Bank, Deutsche Bank AG.

Natalie Fée

Founder, City to Sea.

John Brown

Founder, Don't Cry Wolf

Alexandra Pimor

Director of Nature Governance, Earth Law Centre.

Eva Karlsson

CEO, Houdini Sportswear.

Brontie Maria Ansell

Director and Co-Founder, Lawyers for Nature

Lindsey Cole

Author and Activist

Rob Read

COO, Captain Paul Watson Foundation UK

Dan Raven-Ellison

Founder, Slow Ways and National Park City Campaign.

Nick Giles OBE

Managing Director, Ordinance Survey.

Ollie Olanipekun

Founder, Flock Together

Safia Minney MBE

Founder & Exec Director Fashion Declares, Author & Social Entrepreneur

Rob Doepel

UK&I Managing Partner for Sustainability, EY

Gerard Gallagher

Partner and Sustainability Lead, Ernst & Young

Thomas Panton

Founder & CEO of Canopey

Mary Fellowes

Mary Fellowes is Founder and CEO Greenwith Studio, former editor of international editions of Vogue, The Economist, writer and stylist to Oscar and BAFTA winners including Olivia Colman.

Claudine Rousseau

Dean, School of Design & Technology, London College of Fashion, UAL

Helen Weng

Global Sales Director, CELYS™.

Kalpana Arias

Founder, Nowadays On Earth.

Alan Clarke

Guy Hayler

Wietse Van Der Werf

Ben Saunders

Dale Vince

Patrick Dumas

Tom Byrne

Alex Day

Tor Burrows