Sustainability Speakers

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Climate change is no longer a distant threat. Today, 3.6 billion people already live in areas highly vulnerable to its effects, and by 2050, it’s expected to cause 250,000 more deaths each year through undernutrition, malaria, and heat stress. Businesses, communities, and governments need more than awareness—they need action. Top sustainability keynote speakers inspire that shift. They turn complex data into clear direction, motivating audiences to rethink practices, embrace innovation, and lead meaningful environmental change. Whether addressing corporate responsibility, green technology, or global impact, these expert sustainability speakers spark the conversations that drive action towards a more sustainable future.

Charlot Magayi Official Speaker Profile Picture

Charlot Magayi

Founder of Mukuru Clean Stoves, Winner of The Earthshot Prize 2022, Recognised as one of TIME’s 100 Climate Leaders of 2025 & Named on the Forbes 30 Under 30 list

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Pierre Paslier

Co-founder & CEO of Notpla, Earthshot Prize Winner, Former Packaging Engineer for L'Oreal & TEDx Speaker

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Karen Pflug Official Speaker Profile Picture

Karen Pflug

Chief Sustainability Officer at IKEA, Former CSO at Ingka Group, Innovation Director at Nike, & Apparel Director at Reebok

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Gina McCarthy Official Speaker Profile Picture

Gina McCarthy

The First White House National Climate Advisor, 13th Administrator of the Environmental Protection Agency & Influential Climate Change Speaker

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Melissa Sterry

World-Renowned Design Scientist, Founder of Bioratorium, Bionic City & Panarchic Codex & Inductee into the Global Women Inventors & Innovators Network Hall of Fame

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Hakan Nordkvist Official Speaker Profile Picture

Håkan Nordkvist

CEO of the Net Zero Company, Former Head of Sustainability Innovation for IKEA & Member of the Board of Advisors of the Cambridge Institute for Sustainability Leadership

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Mike Barry

Former Director of Sustainable Business for Marks and Spencer, Director of Mikebarryeco, Co-Founder of Planetry Alliance & Advisor on Sustainable Business for Tala Consultancy School

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Henry Tricks

Chairman of Natural England, Former Executive Director of Friends of the Earth, Special Advisor to the Prince of Wales & Author of 'Spix’s Macaw'

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Christiana Figueres Official Speaker Profile Picture

Christiana Figueres

Former Executive Secretary of the UN Framework Convention on Climate Change, Co-Founder of Global Optimism & Recognised as one of the World's Most Influential Leaders by Time Magazine

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Marga Hoek Official Speaker Profile Picture

Marga Hoek

Founder & CEO of Business For Good, Former CEO of the Dutch Sustainable Business Association & Three-Time Golden Award-Winning Author of 'The Trillion Dollar Shift' & 'Tech For Good'

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Tony Juniper

Chairman of Natural England, Former Executive Director of Friends of the Earth, Special Advisor to the Prince of Wales & Author of 'Spix’s Macaw'

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Dr Sally Uren Official Speaker Profile Picture

Dr Sally Uren

Executive Director & Chief Acceleration Officer of Forum For The Future, Former Director of Environmental Management & Sustainability at Casella Stanger, Appointed OBE for Services to Sustainability & Named Forbes Top 100 UK Leading Environmentalist

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Angus McCrone Official Speaker Profile Picture

Angus McCrone

Freelance Writer on Clean Energy & Financial Markets, Former Bloomberg Chief Editor of New Energy Finance, Senior Editor at Trove Research & Founder of Twowaymarkets Ltd

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Andy Pag Official Speaker Profile Picture

Andy Pag

Innovative Eco-Adventurer, Former BBC Broadcast Journalist, TEDx Sustainability Speaker & Earned silver for Best Documentary at the PPI Radio Awards

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Göran Carstedt Official Speaker Profile Picture

Göran Carstedt

Former President & CEO of IKEA Europe & North America, Former President & CEO of Volvo Svenska & Senior Advisor to President Bill Clinton on the Climate Change Initiative

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Jacqueline O'Donovan Official Speaker Profile Picture

Jacqueline O’Donovan OBE

CEO & Founder of ODPR, Former Managing Director of O'Donovan Waste & a Fellow of the Chartered Institute

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Kate Humble

Leading Wildlife Presenter of 'Springwatch', 'Autmnwatch', 'Animal Park' & 'Rough Science' & Bestselling Co-Author of The 'Springwatch' & 'Autmnwatch Book'

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Kevin McCloud

Channel 4's Renowned Presenter of 'Grand Designs', 'Grand Designs Abroad' & 'Don't Look Down' & The Founder of HAB

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Jessica Sansom

Chief Impact Officer of EIT Food, Former Head of Sustainability for Innocent Drinks, Sustainability Director for Huel, Sustainable Supply Manager for McDonald's

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Jeff Forshaw

Professor of Particle Physics at the University of Manchester & Author of 'Why Does E=mc^2?'

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William Kamkwamba Official Speaker Profile Picture

William Kamkwamba

Inventor, Bestselling Author of ‘The Boy Who Harnessed The Wind’, Co-Founder of The Moving Windmills Project & Leading Voice in Renewable Energy Innovation

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John Gummer Lord Deben

The UK's Longest-Serving Environment Secretary, Founder of Sancroft International, Chairman of The Climate Change Committee & edie Lifetime Achievement Award Winner

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Jack Stratten

RETHINK Retail Top Retail Expert, Head of Trends at Insider Trends, Retail Futurist, Strategy Advisor & Industry Commentator

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Heather Zichal Official Speaker Profile Picture

Heather Zichal

Global Head of Sustainability at JPMorgan Chase, Former Obama White House Climate Advisor & Clean Energy Executive

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Dame Frances Cairncross Official Speaker Profile Picture

Dame Frances Cairncross

British Economist, Journalist, Former Management Editor of The Economist, Former Rector of Exeter College Oxford

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David Mayer de Rothschild Official Speaker Profile Picture

David Mayer de Rothschild

British Environmentalist, Eco-Adventurer, Founder of The Lost Explorer, Chairman of Voice for Nature Foundation

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Lord David Blunkett

Former Labour Home Secretary of State for Education, Employment & Work & Pensions, Bestselling Author & Vice President Of The Royal National Institute Of Blind People

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Juan Verde

Former Adviser to The Clinton & Obama Administrations, Founder of The Advanced Leadership Foundation & One of The 100 Most Influential Latinos Committed to Climate Action

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Roger Ballentine

Energy Policy Expert, President of Green Strategies, Former White House Climate Change Task Force Chairman

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Adam Walker

The First British Swimmer to Complete The Ocean Seven Challenge, Inspirational Speaker & Bestselling Author of "Man Vs Ocean"

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Sustainability is vital for businesses because it shapes how employees, customers, and investors see them. Two-thirds of employees say their employers aren’t doing enough to address climate change and sustainability, signalling a clear demand for change from within. Companies that take meaningful action reduce costs, attract and retain top talent, and future-proof their operations against regulatory and environmental risks. Beyond compliance, sustainability strengthens brand reputation and builds trust. Businesses that prioritise the planet show leadership, innovation, and accountability—qualities that inspire loyalty and long-term growth in a world where responsible practices are no longer optional but expected.

Top 5 Ways to Be More Environmentally Friendly:

  1. Cut Down on Waste – Carry a reusable water bottle, coffee cup, and shopping bag; avoid single-use plastics whenever possible.
  2. Choose Sustainable Transport – Walk, cycle, car share, or use public transport instead of driving alone.
  3. Save Energy at Home – Switch to LED bulbs, unplug devices not in use, and choose renewable energy suppliers.
  4. Shop Smarter – Support local and ethical brands, buy second-hand, and reduce unnecessary purchases.
  5. Eat with the Planet in Mind – Eat more plant-based meals, buy seasonal produce, and waste less food.

Source: WWF

A sustainability speaker explores how individuals and organisations can reduce their environmental impact and build a greener future. They cover topics such as climate change, renewable energy, circular economies, and corporate responsibility. Many also share practical steps for embedding sustainability into business strategy and culture. Through real-world examples and data-driven insights, they inspire audiences to take meaningful action towards lasting environmental and social change.