35 Best Keynote Speakers on Sustainability and ESG (2026)

Finding the right keynote speaker on sustainability and ESG for your next corporate event, leadership summit, or annual conference is one of the most consequential decisions you will make as an event organiser. The wrong choice delivers a forgettable hour of vague environmental platitudes that leave your audience feeling lectured rather than equipped to act. The right choice fundamentally shifts how your entire organisation thinks about climate strategy, regulatory compliance, stakeholder value, and the connection between sustainability and long term competitive advantage.

The stakes have never been higher. According to PwC's 2024 Global Sustainability Reporting Survey, over 70% of companies worldwide now report on sustainability metrics, yet fewer than half feel confident in the quality of their ESG data. The European Union's Corporate Sustainability Reporting Directive began its first wave of mandatory disclosures in 2025, while the International Sustainability Standards Board continued implementation across multiple jurisdictions into 2026. Australia moved into mandatory sustainability reporting. In the United States, ESG backlash and legal fragmentation have made corporate communications more cautious, with many organisations adopting what researchers call "greenhushing," quietly continuing sustainability work while reducing public messaging.

The sustainability keynote speaking market has shifted dramatically. Event planners are moving away from broad "why sustainability matters" inspiration toward speakers who can address execution under pressure, regulatory uncertainty, business case integration, and the practical challenges of embedding ESG across operations, supply chains, and boardroom strategy. A 2026 BigSpeak Speakers Bureau report listed ESG and stakeholder capitalism among the top five most booked corporate topics, underscoring the mainstream demand for credible sustainability voices.

This directory is the most comprehensive resource available for event planners, conference producers, and organisational leaders searching for the best keynote speakers on sustainability and ESG globally. It covers 35 speakers across multiple categories, evaluation criteria for selecting the right fit, fee guidance, and a framework for making the right choice.

One insight from working with organisations around the world on leadership, team dynamics, and culture change: the technical sustainability strategy is necessary but never sufficient. Every organisation that has tried to embed ESG across its operations knows that the hardest part is not the carbon accounting or the reporting framework. The hardest part is getting leaders to communicate the change effectively, getting teams aligned around new priorities, and building a culture where sustainable innovation is embraced rather than resisted. The speakers in this directory bring the technical sustainability expertise. If you also need the leadership and people side of the equation, that is the space where I work.

Jonno White is a Certified Working Genius Facilitator, bestselling author of Step Up or Step Out, and keynote speaker who helps organisations navigate the human side of transformation. To discuss how a leadership keynote can complement your sustainability conference programme, email jonno@consultclarity.org.

How We Ranked These Speakers

Every speaker in this directory was evaluated against six criteria designed specifically for the corporate and conference context.

First, commercial credibility. Can the speaker connect sustainability to strategy, margin, risk, resilience, and capital access? The strongest speakers in 2026 tie ESG to competitive advantage rather than abstract virtue. Second, regulatory fluency. Do they understand CSRD, ISSB, due diligence requirements, greenwashing risk, and regional disclosure shifts? With regulation driving agenda demand, speakers who can interpret uncertainty are more valuable than those who simply preach ambition. Third, audience fit. A board, procurement team, investor audience, and sustainability summit each need different speakers.

Fourth, topical depth in a specific area such as climate, finance, circularity, supply chain, biodiversity, or social impact. Generalists who cover everything superficially score lower than specialists who deliver genuine expertise. Fifth, evidence of recent speaking activity at corporate or executive events, not only NGO or academic forums. Sixth, practical takeaways including case studies, frameworks, and decision tools rather than generic inspiration. Event planners in 2026 are overwhelmingly looking for speakers who leave audiences with tools they can use immediately.

Global Sustainability Strategy and Purpose

1. Paul Polman

Location: Netherlands/UK (global). Specialty: Net positive business, purpose driven capitalism, SDGs, corporate sustainability leadership.

Paul Polman is widely regarded as one of the most influential corporate sustainability leaders of the past two decades. As CEO of Unilever from 2009 to 2019, he demonstrated that a long term, multi stakeholder model goes hand in hand with excellent financial performance, delivering 290% shareholder returns while Unilever consistently ranked first globally for sustainability. Polman co authored Net Positive with Andrew Winston, which the Financial Times selected as one of its Best Business Books of the Year. He helped develop the UN Sustainable Development Goals and co founded IMAGINE, a benefit corporation accelerating business leadership to achieve the Global Goals.

The Financial Times described him as "a standout CEO of the past decade." In 2025, Polman and Winston were named the number one management thinkers in the world by Thinkers50, a powerful recognition that sustainability has moved to the centre of global business thinking. Polman is represented by multiple major speaker bureaus and commands premium fees.

Best For: Board level and C suite audiences, corporate leadership summits, events requiring a globally recognised name who can connect sustainability to business performance at the highest level.

2. Andrew Winston

Location: United States. Specialty: Sustainable business strategy, ESG, corporate resilience, megatrends.

Andrew Winston was named the number one management thinker in the world by Thinkers50 in 2025, alongside Paul Polman. His books, including Green to Gold, The Big Pivot, and Net Positive, have sold over 300,000 copies in 15 languages. As founder of Winston Eco Strategies, his views on strategy have been sought by leading companies including 3M, DuPont, Johnson and Johnson, Kimberly Clark, Marriott, PepsiCo, and Unilever. Winston holds degrees from Princeton, Columbia, and Yale. His recent Fortune article, "2025: The Year Sustainability Didn't Die," argued that despite ESG backlash, the underlying drivers of climate action continue to accelerate across sectors.

Best For: Corporate strategy events, executive education programmes, conferences seeking the definitive voice on why sustainability is a business imperative.

3. John Elkington

Location: United Kingdom. Specialty: Corporate responsibility, sustainable capitalism, triple bottom line, ESG strategy.

John Elkington coined the term "triple bottom line" in 1994, fundamentally changing how business measures success beyond financial returns. He is the founder of Volans and has authored numerous books on sustainable business. In 2018, he wrote a Harvard Business Review article calling for a "recall" of the triple bottom line concept, arguing that it had been co opted as a mere accounting tool rather than driving genuine systems change. This intellectual honesty makes his keynotes particularly compelling for audiences grappling with whether their ESG efforts are genuinely transformative.

Best For: Events seeking a foundational thought leader, conferences exploring the future of capitalism, board retreats examining corporate purpose.

4. Kate Raworth

Location: United Kingdom. Specialty: Doughnut economics, regenerative economics, systems change.

Kate Raworth is the creator of Doughnut Economics and author of the internationally bestselling book of the same name, translated into over 20 languages. She is a Senior Associate at Oxford University's Environmental Change Institute and Professor of Practice at Amsterdam University of Applied Sciences. Her framework has been adopted by cities including Amsterdam and has influenced audiences from the UN General Assembly to corporate boardrooms. Raworth's keynotes challenge audiences to rethink economic models entirely, making her particularly powerful for events focused on regenerative business, circular economy, and long term systems change.

Best For: Events seeking a paradigm shifting perspective, sustainability conferences exploring economic model transformation, corporate retreats questioning growth assumptions.

Former CSOs and Corporate Sustainability Executives

5. Pia Heidenmark Cook

Location: Sweden/UK (global). Specialty: Embedding sustainability in large organisations, corporate responsibility, ethical sourcing.

Pia Heidenmark Cook served as Chief Sustainability Officer at Ingka Group (IKEA) where she led the People and Planet Positive strategy, helping IKEA win prestigious sustainability awards including the World Economic Forum's Circular Economy Award. She is the author of Embedding Sustainability and is now a non executive director at Bupa. Her keynotes are grounded in the practical reality of embedding sustainability across a global supply chain with over 200,000 employees. Bayer Consumer Health described her as "an engaging and inspirational speaker" whose content was "very focused on the how."

Best For: Corporate events focused on implementation, supply chain sustainability conferences, organisations seeking practical guidance from someone who has embedded ESG in a Fortune 500 company.

6. Erin Meezan

Location: United States. Specialty: ESG, climate, sustainable business, corporate sustainability leadership.

Erin Meezan served as Chief Sustainability Officer at Interface, the global flooring company that became one of the most celebrated examples of corporate sustainability transformation under the leadership of the late Ray Anderson. Interface's Mission Zero commitment and subsequent Climate Take Back strategy became case studies taught at business schools worldwide. Meezan brings the credibility of having led sustainability at a company that genuinely walked the talk.

Best For: Manufacturing and industrial sector events, corporate audiences wanting a practical CSO perspective, conferences focused on supply chain decarbonisation.

7. Lucas Joppa

Location: United States. Specialty: Climate technology, AI for Earth, corporate environmental strategy.

Lucas Joppa served as the first Chief Environmental Officer at Microsoft, where he founded the AI for Earth programme. His unique position at the intersection of technology and sustainability makes him particularly relevant for 2026 audiences, where AI's role in sustainability reporting, carbon calculation, and supply chain visibility is a mainstream conversation. Joppa brings the credibility of having shaped environmental strategy at one of the world's largest technology companies.

Best For: Technology sector events, conferences exploring AI and sustainability, corporate audiences interested in data driven environmental strategy.

8. Sally Uren

Location: United Kingdom. Specialty: Systems change, sustainable development, climate strategy, futures thinking.

Sally Uren OBE is the CEO of Forum for the Future, one of the world's leading sustainability nonprofits. Forum for the Future works with major corporations and governments to build sustainable futures, giving Uren a unique vantage point across multiple sectors and geographies. Her keynotes bring a systems thinking perspective that helps audiences understand how individual corporate actions connect to broader systemic shifts.

Best For: Multi sector sustainability conferences, events focused on systems change and futures thinking, corporate audiences seeking strategic perspective beyond their own industry.

9. Steve Howard

Location: UK (global). Specialty: Corporate sustainability, net zero strategy, circular economy.

Steve Howard served as Chief Sustainability Officer at IKEA and is now a prominent sustainability adviser. He is explicitly marketed through major speaker bureaus as a former IKEA CSO with deep expertise in corporate climate leadership and the circular economy. His experience at one of the world's largest retailers gives him practical insights into scaling sustainability across complex global operations.

Best For: Retail and consumer goods sector events, corporate audiences seeking CSO perspective on implementation at scale.

Climate Diplomacy and Policy

10. Christiana Figueres

Location: Costa Rica (global). Specialty: Climate diplomacy, corporate climate leadership, transition strategy.

Christiana Figueres served as Executive Secretary of the United Nations Framework Convention on Climate Change and was the key architect of the 2015 Paris Agreement. She is widely credited with transforming the climate negotiation process from adversarial to collaborative, bringing 195 nations to consensus. She co founded Global Optimism and co hosts the Outrage and Optimism podcast. Her keynotes combine the gravitas of international diplomacy with practical optimism about climate action. Figueres is one of the highest profile sustainability speakers globally and commands premium fees.

Best For: High profile corporate summits, board retreats, events requiring a globally recognised name with genuine climate policy credentials.

11. Patricia Espinosa

Location: Mexico/UAE (global). Specialty: Climate diplomacy, transition strategy, sustainable development.

Patricia Espinosa succeeded Christiana Figueres as UNFCCC Executive Secretary and is now CEO and founding partner at Onepoint5. Her career spans Mexican diplomacy, international climate policy, and private sector advisory. Espinosa brings a bridge between policy and corporate implementation that many climate speakers lack.

Best For: Events focused on regulatory landscape and climate policy, corporate audiences navigating international compliance, conferences seeking a diplomatic perspective.

12. Nigel Topping

Location: United Kingdom. Specialty: Climate action, Race to Zero, corporate climate mobilisation.

Nigel Topping was appointed as High Level Climate Action Champion for COP26 by the British Government. He led the Race to Zero and Race to Resilience campaigns that mobilised thousands of businesses, cities, and regions around climate commitments. Topping brings a unique perspective on the interface between government climate ambition and private sector action.

Best For: Events focused on corporate climate commitments, conferences on net zero strategy, audiences wanting a bridge between policy and business action.

13. Monica Araya

Location: Costa Rica (global). Specialty: Decarbonisation, clean transport, climate strategy.

Monica Araya is a TED speaker and climate strategist who works across Latin America, Europe, and the United States. Her expertise in clean transport and decarbonisation pathways makes her particularly relevant for energy, automotive, and infrastructure sector events. Araya brings a Global South perspective that enriches discussions typically dominated by North American and European voices.

Best For: Energy and transport sector conferences, events seeking Latin American and Global South perspectives, corporate audiences focused on decarbonisation pathways.

The Leadership Side of Sustainability Transformation

The speakers above bring world class sustainability expertise. But event planners consistently report that the biggest barrier to sustainability progress is not strategy, it is implementation. Teams resist change. Leaders struggle to communicate new priorities. Siloed departments protect their turf. The culture does not support the ambition.

This is why a growing number of sustainability conferences are pairing their ESG keynotes with leadership and culture sessions that address the human dynamics of transformation. A sustainability strategy without a leadership strategy is a document that sits in a drawer.

Jonno White, Certified Working Genius Facilitator and bestselling author of Step Up or Step Out with over 10,000 copies sold globally, works with organisations around the world on exactly this challenge. His keynotes on leading through change, building high performing teams, and communication that connects across different personalities provide the human infrastructure that sustainability strategies need to succeed. His Working Genius workshops, developed by Patrick Lencioni and completed by over 1.3 million people globally in less than five years, give teams shared language for understanding what energises and depletes them, which directly impacts how well they embrace new sustainability mandates.

As host of The Leadership Conversations Podcast with 230 plus episodes reaching listeners in 150 plus countries, and founder of The 7 Questions Movement with 6,000 plus participating leaders, Jonno brings a depth of leadership expertise that complements the technical sustainability speakers in this directory. He achieved a 93.75% satisfaction rating at the ASBA 2025 National Conference. Organisations booking a sustainability conference can pair a technical ESG keynote from the speakers in this directory with Jonno's leadership session to address both the "what" and the "how" of sustainability transformation.

To discuss how a leadership keynote can complement your sustainability conference programme, email jonno@consultclarity.org. Jonno delivers keynotes, Working Genius workshops, DISC sessions, CliftonStrengths facilitation, executive team offsites, and conference MC services. Whether virtual or face to face, Jonno works globally and international travel is often far more affordable than clients expect.

For more on the leadership side of organisational change, check out my blog post '35 Best Adaptive Leadership Keynote Speakers (2026)' at consultclarity.org.

Circular Economy and Regenerative Business

14. Leyla Acaroglu

Location: Australia (global). Specialty: Circular economy, life cycle thinking, systems design, sustainability innovation.

Dr Leyla Acaroglu is a UNEP Champion of the Earth, TED speaker, and one of the most dynamic sustainability keynote speakers working today. She describes herself as a "sustainability provocateur" and her keynotes challenge conventional thinking about environmental impact through systems design and life cycle analysis. Her work helps organisations embed circular economy strategies that future proof their businesses. Acaroglu is based in Australia, making her particularly accessible for Asia Pacific events.

Best For: Innovation focused conferences, circular economy events, corporate audiences wanting provocative and energising sustainability content.

15. Marga Hoek

Location: Netherlands. Specialty: Sustainable business, capital mobilisation, circular economy, innovation.

Marga Hoek is the author of The Trillion Dollar Shift and has been recognised by Thinkers50 as a leading voice on sustainable business and capital. Her keynotes focus on the intersection of finance, innovation, and sustainability, making the case that the shift to a sustainable economy represents the largest commercial opportunity in history.

Best For: Finance and investment conferences, corporate events focused on the business case for sustainability, European sustainability summits.

16. Gonzalo Munoz

Location: Chile. Specialty: Circular economy, B Corps, Race to Zero, business led climate action.

Gonzalo Munoz served as the UN Climate Change High Level Champion and is the co founder of TriCiclos and Sistema B (the B Corp movement in Latin America). His entrepreneurial background combined with his policy experience gives him a unique perspective on how business can drive climate action at scale. Munoz is one of the most prominent sustainability voices in Latin America.

Best For: Events focused on circular economy and B Corp movement, conferences seeking Latin American perspective, corporate audiences interested in business led climate solutions.

17. Wayne Visser

Location: UK/South Africa (global). Specialty: Regenerative business, CSR, sustainable transformation, thriving economies.

Professor Wayne Visser is a Fellow at the University of Cambridge Institute for Sustainability Leadership and author of over 40 books including the Amazon bestseller Thriving. He has delivered over 570 keynote speeches in more than 50 countries, making him one of the most experienced sustainability speakers in the world. His concept of "CSR 2.0" challenged the field to move beyond defensive and promotional approaches toward genuinely transformative corporate responsibility. He has been listed as one of the world's Top 10 most influential faculty thinkers on responsible business.

Best For: Academic and corporate audiences seeking intellectual depth, events focused on regenerative business models, conferences wanting a speaker who bridges theory and practice.

ESG Investing and Sustainable Finance

18. Marina Cancado

Location: Brazil (global). Specialty: Climate investing, sustainable finance, capital mobilisation.

Marina Cancado is the founder and CEO of Converge Capital and co founder of Brazil Climate Investment Week. She has spoken at the Milken Institute Global Conference and brings deep expertise in mobilising private capital for climate solutions. With COP30 hosted in Brazil, Brazilian sustainability voices carry particular weight in the global conversation heading into 2026.

Best For: Investment and finance conferences, events focused on climate finance and capital mobilisation, corporate audiences exploring sustainable investment strategies.

19. Shargiil Bashir

Location: UAE. Specialty: Sustainable finance, banking transition, net zero strategy.

Shargiil Bashir serves as Chief Sustainability Officer and Executive Vice President at First Abu Dhabi Bank, the UAE's largest bank. He brings the credibility of leading sustainability strategy at a major financial institution in a region undergoing rapid energy transition. His perspective on banking, green finance, and the Middle East sustainability landscape is particularly valuable.

Best For: Financial services conferences, Middle East sustainability events, corporate audiences exploring sustainable banking and green finance.

20. Alex Hong

Location: Singapore. Specialty: Sustainable finance, climate technology, ASEAN ecosystems.

Alex Hong is a LinkedIn Top Voice in Green and an active ecosystem builder across the ASEAN region. He brings a Southeast Asian perspective to sustainable finance that is increasingly valuable as the region navigates its own energy transition and ESG regulatory development. His active LinkedIn presence makes him an excellent candidate for engagement and amplification when promoting events.

Best For: ASEAN and Asia Pacific events, sustainable finance conferences, corporate audiences seeking regional Southeast Asian perspective.

Greenwashing, ESG Strategy and Corporate Communications

21. John Pabon

Location: Australia/Asia (global). Specialty: Greenwashing, ESG strategy, stakeholder engagement, supply chain sustainability.

John Pabon is a former UN professional turned sustainability consultant and keynote speaker. He is the author of The Great Greenwashing and brings a provocative, no nonsense perspective on corporate sustainability claims. In an era of increasing greenwashing scrutiny and "greenhushing" caution, Pabon's expertise in navigating these communications challenges is particularly relevant. His Asia Pacific base and global experience make him versatile across audiences and geographies.

Best For: Corporate communications events, conferences focused on ESG reporting integrity, organisations navigating greenwashing risk and regulatory scrutiny.

22. Rosalind Kainyah MBE

Location: UK/Ghana. Specialty: ESG, sustainability, responsible business in Africa, corporate governance.

Rosalind Kainyah MBE brings over 30 years of executive and board experience across sustainability, governance, and responsible business, with particular expertise in the African context. She bridges the gap between global ESG frameworks and the specific challenges and opportunities of doing business responsibly in emerging markets. Her combination of corporate governance expertise and sustainability credentials makes her particularly valuable for board level audiences.

Best For: Board retreats, governance focused events, conferences seeking African and emerging market perspectives on ESG, organisations with operations across Africa.

Asia Pacific Specialists

23. Miniya Chatterji

Location: India. Specialty: Chief sustainability leadership, responsible business, resilience.

Miniya Chatterji is a former Chief Sustainability Officer at Jindal Steel and Power and a World Economic Forum contributor. She brings the perspective of leading sustainability at a major Indian industrial conglomerate, which is invaluable for events focused on heavy industry decarbonisation, emerging market ESG strategy, and the specific challenges of sustainability in the Indian subcontinent.

Best For: Indian and South Asian corporate events, heavy industry sustainability conferences, events seeking Global South executive perspective.

24. Dr Anika Molesworth

Location: Australia. Specialty: Climate smart agriculture, food systems, resilience.

Dr Anika Molesworth is a scientist and farmer whose personal story of watching climate change transform her family's farm gives her keynotes a powerful authenticity. She is widely marketed as a sustainability keynote speaker across Australian speaker bureaus and brings a food systems and agriculture lens that is often missing from corporate sustainability conversations.

Best For: Agriculture and food industry events, Australian corporate conferences, events wanting a personal and compelling climate impact narrative.

25. Natalie Kyriacou OAM

Location: Australia. Specialty: Biodiversity, nature, climate, social impact.

Natalie Kyriacou OAM (Order of Australia Medal) is the author of Nature's Last Dance and a keynote speaker focused on biodiversity and nature. As ISSB and TNFD (Taskforce on Nature related Financial Disclosures) bring nature and biodiversity into mainstream corporate reporting, speakers with genuine expertise in this emerging area are increasingly valuable.

Best For: Events focused on biodiversity and nature related risk, Australian corporate conferences, organisations preparing for nature related disclosure requirements.

Emerging Markets and Global South

26. Marina Grossi

Location: Brazil. Specialty: Corporate sustainability, private sector climate mobilisation, COP engagement.

Marina Grossi is the President of CEBDS (Brazilian Business Council for Sustainable Development) and served as a COP30 private sector envoy. She represents the voice of Brazilian business in the global sustainability conversation, which carries particular significance with COP30 having been hosted in Brazil.

Best For: Events connected to COP and international climate negotiations, conferences seeking Brazilian and Latin American corporate perspective.

27. Roberto Waack

Location: Brazil. Specialty: Forest positive business, sustainability governance, nature and climate.

Roberto Waack serves in board chair roles and is a Chatham House associate fellow and regular sustainability summit speaker. His expertise in forest positive business and nature based solutions is increasingly relevant as corporate attention shifts from carbon to broader nature and biodiversity concerns.

Best For: Forestry and land use conferences, governance focused sustainability events, corporate audiences exploring nature based climate solutions.

28. Nadine Zidani

Location: UAE/Lebanon. Specialty: ESG, impact entrepreneurship, sustainability ecosystems in MENA.

Nadine Zidani is the founder of MENA Impact and a B Corp ecosystem builder across the Middle East and North Africa. She brings a regional perspective that is often underrepresented in global sustainability directories. Her expertise in building sustainability ecosystems from the ground up is valuable for audiences in emerging markets and transitioning economies.

Best For: MENA region events, impact investing conferences, events focused on building sustainability ecosystems in emerging markets.

Rising Voices and Emerging Speakers

29. Vojtech Vosecky

Location: Czech Republic/Europe. Specialty: ESG strategy, sustainability communications, LinkedIn thought leadership.

Vojtech Vosecky has built one of the most active LinkedIn presences in the sustainability space, regularly producing content on ESG strategy and corporate sustainability communications. He represents a new generation of sustainability voices who combine digital influence with consulting expertise. His active social media presence makes him particularly valuable for events seeking post event amplification.

Best For: Events seeking emerging voices alongside established speakers, conferences focused on sustainability communications, organisations wanting strong LinkedIn engagement.

30. Geoff Gourley

Location: Australia. Specialty: Sustainability leadership, ESG, LinkedIn thought leadership.

Geoff Gourley is a LinkedIn Top Voice in sustainability and an active commentator on ESG trends across the Asia Pacific region. His strong digital presence and regular thought leadership content make him a rising voice in the Australian sustainability speaking market.

Best For: Australian corporate events, conferences seeking active LinkedIn voices for amplification, events wanting fresh perspectives alongside established names.

Additional Notable Speakers

31. Sandrine Dixson-Decleve

Location: Belgium/Europe. Specialty: Systems change, Club of Rome, planetary boundaries, regenerative economics. Co president of the Club of Rome and a leading voice on the intersection of economic systems and planetary boundaries. Best For: European sustainability conferences, events focused on systems change and economic transformation.

32. Mike Wallace

Location: United States. Specialty: ESG strategy and sustainability implementation. Over 25 years advising corporates, nonprofits, and government. Best For: North American corporate audiences seeking practical ESG implementation guidance.

33. Gil Friend

Location: United States. Specialty: Sustainability strategy, natural capital, responsible business. Founder of Natural Logic and former Chief Sustainability Officer. Best For: Corporate strategy events, executive education on natural capital and ecosystem services.

34. Simone Clarke

Location: Australia/UAE (global). Specialty: ESG, social impact, sustainable development. Leadership background spanning UN, NGOs, and the private sector. Best For: Conferences focused on the social dimension of ESG, cross sector events.

35. Aisha Williams

Location: United States. Specialty: ESG investing, sustainable investing, long term value creation. Positioned as a keynote expert on sustainable investment and ESG with a finance and capital markets perspective. Best For: Investment and finance sector events, corporate audiences exploring ESG integration into financial strategy.

How to Choose the Right Sustainability and ESG Keynote Speaker

Choosing the right sustainability keynote speaker requires matching your event's specific needs with the speaker's genuine expertise. The sustainability speaking market in 2026 is more segmented than ever, and a speaker who is excellent for a climate finance summit may be entirely wrong for a corporate leadership offsite focused on culture change.

Start by clarifying your audience's primary challenge. Is it regulatory compliance? Then prioritise speakers with CSRD, ISSB, and disclosure expertise. Is it cultural transformation and getting teams to actually embrace sustainability? Then consider pairing a technical sustainability speaker with a leadership and culture specialist who can address the human dynamics of embedding ESG across your organisation. Is it investment strategy? Then focus on the sustainable finance speakers in this directory.

Second, assess the speaker's format flexibility. The strongest value comes from speakers who can deliver a keynote and then extend into a workshop, executive roundtable, or facilitated discussion. A single keynote inspires for an hour. A keynote paired with a facilitated session creates lasting change.

Third, consider the speaker's geographic and cultural relevance. A framework developed exclusively for European regulatory environments may not translate to a corporate audience in Southeast Asia or the Middle East. The speakers in this directory were chosen in part for their geographic diversity, ensuring you can find the right fit regardless of your audience's location.

If your sustainability conference needs a leadership keynote that addresses the people and culture side of ESG transformation, Jonno White delivers keynotes, Working Genius workshops, DISC sessions, and executive offsites alongside conference MC services. Email jonno@consultclarity.org to discuss your event.

What to Expect: Investment Guide

Sustainability and ESG keynote speaker fees vary significantly based on the speaker's profile, demand, and format. As a general guide, emerging voices and specialist consultants typically range from $5,000 to $15,000. Established authors and former C suite executives with published books and strong speaking track records generally range from $15,000 to $50,000. High profile global names like Christiana Figueres, Paul Polman, and Andrew Winston can command $50,000 or more for a keynote.

Several factors influence pricing beyond the speaker's name recognition. Virtual versus in person delivery, the length of the engagement, whether workshops or additional sessions are included, geographic travel requirements, and whether the event is corporate, nonprofit, or educational all play a role. Many speakers offer bundled pricing for keynote plus workshop combinations that provide significantly better value than booking each separately.

When evaluating return on investment, consider the downstream impact. A $20,000 speaker who shifts your leadership team's approach to ESG implementation across a $500 million organisation represents an extraordinary return. The cost of not investing in the right speaker, continuing with status quo approaches that fail to embed sustainability or address regulatory requirements, is far higher than any speaking fee.

Frequently Asked Questions

Who is the best keynote speaker on sustainability and ESG?

The best speaker depends on your specific event needs. For global sustainability strategy, Paul Polman and Andrew Winston are the definitive voices. For circular economy, Leyla Acaroglu and Kate Raworth lead the field. For climate diplomacy, Christiana Figueres is the highest profile option. For the leadership and culture side of sustainability transformation, consider pairing a technical speaker with a leadership facilitator like Jonno White.

How much does a sustainability keynote speaker cost?

Fees range from $5,000 for emerging voices to over $50,000 for globally recognised names. Most experienced speakers with published books and strong corporate track records fall between $15,000 and $40,000 for a keynote. Bundled keynote plus workshop packages often represent better value.

What should I look for when hiring an ESG keynote speaker?

Prioritise commercial credibility over passion alone, regulatory fluency relevant to your jurisdiction, audience fit, topical depth in your priority area, evidence of recent speaking activity, and practical takeaways rather than generic inspiration.

Which sustainability speakers are strongest on CSRD and ESG reporting?

For regulatory and reporting expertise, focus on speakers with corporate CSO experience such as Pia Heidenmark Cook, Erin Meezan, and Shargiil Bashir. John Pabon also brings strong expertise in ESG reporting integrity and greenwashing risk.

Can I hire a sustainability speaker who also facilitates workshops?

Yes. Wayne Visser, Leyla Acaroglu, and several former CSOs offer extended workshop formats alongside keynotes. If your conference needs a workshop specifically on team dynamics, communication, or leadership during change, Jonno White, Certified Working Genius Facilitator, delivers hands on facilitation sessions using Working Genius, DISC, and CliftonStrengths that complement sustainability conference programmes.

Who are the best sustainability speakers for a board level audience?

Paul Polman, Andrew Winston, Rosalind Kainyah, and Christiana Figueres all have extensive experience presenting to board level audiences. Their content is calibrated for the strategic, risk oriented, and governance focused perspective that boards require.

Which sustainability speakers are most active on LinkedIn?

Andrew Winston, John Pabon, Leyla Acaroglu, Alex Hong, Vojtech Vosecky, Geoff Gourley, Rosalind Kainyah, and Nadine Zidani all maintain active LinkedIn presences with regular sustainability content. Tagging these speakers when promoting your event can significantly amplify reach.

Final Thoughts

The sustainability and ESG keynote speaking market in 2026 is more sophisticated than ever. Event planners who invest in the right speaker deliver genuine value to their audiences, while those who default to generic motivational content waste their budget and their audience's time.

For technical sustainability strategy, the combination of Paul Polman and Andrew Winston, named the number one management thinkers in the world by Thinkers50, represents the gold standard. For circular economy and regenerative business, Leyla Acaroglu, Kate Raworth, and Marga Hoek lead the field. For climate diplomacy, Christiana Figueres remains the most recognised name globally. For ESG investing and sustainable finance, Marina Cancado, Shargiil Bashir, and Alex Hong bring regional depth across Latin America, the Middle East, and Asia.

The strongest events pair speakers across these categories. The sustainability expert brings the strategy. The leadership speaker brings the implementation. That combination is what separates conferences that inspire action from those that merely inform.

If your sustainability event needs a leadership keynote that addresses the people and culture side of ESG transformation, Jonno White delivers keynotes, workshops, and facilitation sessions for organisations around the world. Email jonno@consultclarity.org. Whether virtual or face to face, international travel is often far more affordable than clients expect.

For more on related topics, check out my blog post '35 Best Speaker Bureaus for Leadership Speakers (2026)' at consultclarity.org. You may also find value in '25 Best Keynote Speakers on High Performance Without Burnout (2026)' at consultclarity.org and '35 Best Adaptive Leadership Keynote Speakers (2026)' at consultclarity.org.

About the Author

Jonno White is a Certified Working Genius Facilitator, bestselling author, and leadership consultant who has worked with schools, corporates, and nonprofits across the UK, India, Australia, Canada, Mongolia, New Zealand, Romania, Singapore, South Africa, USA, Finland, Namibia, and more. His book Step Up or Step Out has sold over 10,000 copies globally, and his podcast The Leadership Conversations has featured 230 plus episodes reaching listeners in 150 plus countries. Jonno founded The 7 Questions Movement with 6,000 plus participating leaders and achieved a 93.75% satisfaction rating for his Working Genius masterclass at the ASBA 2025 National Conference. Based in Brisbane, Australia, Jonno works globally and regularly travels for speaking and facilitation engagements. Organisations consistently find that international travel is far more affordable than expected.

To book Jonno for your next keynote, workshop, or facilitation session, email jonno@consultclarity.org.

While Jonno is the author of this directory, readers should note that he is not a sustainability or ESG specialist. His expertise is in leadership, team dynamics, and culture change, which he positions as complementary to the technical sustainability speakers featured here. This distinction is made in the interest of full transparency.

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The challenge is significant. Research from Bain and Company consistently shows that only 12% of large scale change programmes deliver the results they originally intended. A 2025 Gallup study found that 75% of change initiatives fail to reach their stated goals, with repercussions including elevated stress, reduced engagement, and up to 20% of employees considering leaving.

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