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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Kate Brandt

Chief Sustainability Officer at Google & Nation's First Federal Chief Sustainability Officer for the Obama Administration

Michael Shellenberger
(1 rating)

Founder & President of Environmental Progress; Expert on Energy, Climate, Security, Human Development & Politics

Katharine Hayhoe
(7 ratings)

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

Winnie Byanyima

Executive Director of UNAIDS and an Under-Secretary-General of the United Nations; Former Executive Director, Oxfam International

Hal Harvey

CEO, Energy Innovation: Policy and Technology LLC

John Holdren

Professor of Environmental Policy & Director of the Program on Science, Technology & Public Policy at the Harvard Kennedy School of Government

Bill Nussey

Founder of the Freeing Energy Project; Partner at Tech Square Ventures & Engage

Martin Keller

Director of National Renewable Energy Laboratory & President of Alliance for Sustainable Energy

Adam James

Co-Founder of Clean Energy Leadership Institute; Authority on Renewable Energy & Public Policy

Jennifer Wilcox

Presidential Distinguished Professor of Chemical Engineering and Energy Policy at the University of Pennsylvania

Xiuhtezcatl Martinez
(2 ratings)

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

Kartik Chandran

Environmental Engineer & Professor at Columbia University; Global Leader in Sustainable Wastewater Treatment & Engineered Resource Recovery

Dan W. Reicher

Entrepreneur, Investor, Lawyer & Policymaker; Executive Director of the Steyer-Taylor Center for Energy Policy & Finance at Stanford University; Authority on Renewable Energy

Achim Steiner

Director of the Oxford Martin School; Former Executive Director of the United Nations Environment Programme

Tom Steyer

Business Leader; Philanthropist & Clean Energy Advocate; Co-Founder, NextGen America & Galvanize Climate Solutions; Author, "Cheaper, Faster, Better"; Former 2020 Presidential Candidate

Dickon Pinner

Senior Partner & Leader of the Resource Productivity Practice at McKinsey & Company; Sustainability Activist

Alex Epstein
(1 rating)

Founder of the Center for Industrial Progress; Author of "Fossil Future: Why Global Human Flourishing Requires More Oil, Coal, and Natural Gas - Not Less"