KEYNOTE SPEAKERS

These leading keynote speakers are top experts in their fields, experienced in delighting audiences on a wide range of topics, including business, diversity, politics, and many more. Find speakers who are right for you and your event based on speaking topic, budget, location, and experience. Our agents are also available to assist by recommending the perfect keynote speaker for your next meeting or conference.
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David Suzuki

Environmental Advocate, TV Host, Professor Emeritus

Tristram Stuart

Founder of Toast Ale, Food Waste Activist, Author

Alexandra Cousteau

Environmental Activist, Ocean Advocate & Storyteller; Co-Founder, Oceans2050 & Senior Advisor, OCEANA

Meg Lowman
(1 rating)

Pioneering Canopy Ecologist & Conservation Biologist; Director of Global Initiatives at California Academy of Sciences; Author of "The Arbornaut"

Jamie Margolin
(4 ratings)

Climate Change Activist; Founder & Co-Executive Director of Youth-Led Climate Action Group Zero Hour; Author of "Youth to Power"

Ramez Naam
(1 rating)

Computer Scientist, Climate Tech Investor, Clean Energy Advocate, & Award-Winning Author; Co-chair of the Energy and Environment Program at NASA Ames

Naomi Oreskes

World-Renowned Earth Scientist and Historian from Harvard University; 2025 Laureate of the Volvo Environment Prize

Rick Ridgeway

Environmentalist, Mountaineer, Expedition Author, Former VP of Environmental Initiatives & Special Projects at Patagonia

Xiuhtezcatl Martinez
(3 ratings)

Indigenous Climate & Community Activist; Hip-Hop Artist; Author of "Imaginary Borders"

Dr. Sylvia Hood Washington
(1 rating)

Founder & Chief Environmental Research Scientist for Environmental Health Research Associates, LLC; Founder & Director, One Drop Rule Rare Disease Foundation

Robert Ballard
(2 ratings)

Renowned Ocean Explorer, Scientist, Retired Navy Officer & Professor of Oceanography

Chad Pregracke
(1 rating)

Founder of Living Lands & Waters, Environmental Speaker & Bestselling Author

Jasmine Crowe-Houston
(10 ratings)

Award-Winning Social Entrepreneur, Environmental Advocate, Founder & CEO of Sustainable Waste Management Company Goodr

Nina Fedoroff

Molecular Biologist; Biotechnology Expert & Professor of Biology at Penn State

Van Jones
(6 ratings)

Emmy Award-Winning TV Host, Political Strategist & Producer; Civil Rights & Environmental Advocate; NYT Bestselling Author; CEO of REFORM Alliance

Katharine Hayhoe
(11 ratings)

Atmospheric Scientist, Professor of Political Science & Director of Climate Science Center at Texas Tech, Chief Scientist with The Nature Conservancy

Jonathan Trent

Former Director of Offshore Membrane Enclosures for Growing Algae; Founder of UpCycle Systems

Daymond John
(25 ratings)

Award-Winning Entrepreneur; "Shark Tank" Investor; Founder & CEO of FUBU; Presidential Ambassador for Global Entrepreneurship

Rocky Bleier
(30 ratings)

Former NFL Football Player; Vietnam Veteran & Purple Heart Recipient; Inspiring Veteran's Advocate

Tim Tebow
(14 ratings)

Inspirational Speaker, Entrepreneur & Bestselling Author; College Football Analyst; Founder of Tim Tebow Foundation; Former NFL Quarterback & Minor League Baseball Player