Speakers

Each year, hundreds of expert speakers take to the stage at Climate Week NYC to unpack the most pressing challenges of our time and shape practical solutions for action. High profile speakers from previous years include Ursula von der Leyen, H.E. Gaston Browne, Gavin Newsom and Mark Ruffalo.

If you're interested in speaking at Climate Week NYC 2026, please fill out this form.

Hear from the change makers that joined us at Climate Week NYC 2025

Mark Ruffalo

Actor and Co-Founder, The Solutions Project

H.E. Gaston Browne

Prime Minister, Antigua and Barbuda

Hon. Ralph Regenvanu

Minister of Climate Change, Republic of Vanuatu

Simon Stiell

Executive Secretary, UN Framework Convention on Climate Change (UNFCCC) / Bonn, Germany

Sabine Mauderer

First Deputy Governor, Deutsche Bundesbank

Dr. Beverly Wright

Founder and Executive Director, Deep South Center for Environmental Justice

Gloria Walton

President & CEO, The Solutions Project

Hyoeun Jenny Kim

CEO, Global Industry Hub

Helen Clarkson

CEO, Climate Group

Stuart Haselden

CEO, Arc'teryx

Jon Creyts

CEO, RMI

Professor Patrick V. Verkooijen

President and CEO, Global Center on Adaptation

Dominic Phinn

Head of Transport, Climate Group

Emmanuel Normant

VP for Sustainable Development at Saint-Gobain

Malaika Vaz

Co-founder and CEO, Untamed Planet

Benjamin Backer

Founder and CEO, Nature is Nonpartisan

Nancy Sutley

Deputy Mayor of Energy and Sustainability, City of Los Angeles

Michael E. Roberts

President and CEO, First Nations Development Institute

Grant Hauber

Strategic Energy Finance Advisor, Asia, Institute for Energy Economics and Financial Analysis (IEEFA)

Ramón Méndez Galain

Executive Director, Fundación IVY

Kate Williams

CEO, 1% for the Planet

Brandon Spencer

President, Motion Business Area, ABB

Katherine Tjandra

Energy Transition Director, AirTrunk

Jasmijn de Boo

Global CEO, ProVeg International

Kanika Chawla

COS and Director of External Programmes, Sustainable Energy for All

Anacláudia Rossbach

United Nations Under-Secretary-General and Executive Director, UN-Habitat

Zay Harding

TV Host and Producer, Hearst Media Production Group

Racquel Moses

Global Ambassador of Race to Zero and Race to Resilience Campaigns, CEO of Caribbean Climate-Smart Accelerator

Emily Knight

CEO & President, The Engine

Adam Weiss

Chief Programmes and Impact Officer, ClientEarth

Laurence Tubiana

CEO, European Climate Foundation

Morten Wierod

President and CEO, ABB

Stacy Pyett

Program Manager Proteins for Life, Wageningen University & Research

Prof. Dan Esty

Hillhouse Professor of Environmental Law and Policy, Yale University

Angela Barranco

Executive Director for North America, Climate Group

Governor Bill Ritter Jr

President and Chair of the Board (North America), Climate Group

Champa Patel

Executive Director for Governments and Policy, Climate Group

Carine Smith Ihenacho

Chief Governance and Compliance Officer, Norges Bank Investment Management

David Widawsky

Director, WRI US, World Resources Institute

Faustine Delasalle

CEO, Mission Possible Partnership

Ezgi Barcenas

CCRO, L'Oréal Groupe

Albert Gore

Executive Director, Zero Emission Transportation Association (ZETA)

Holly Paeper

President, Commercial HVAC, Trane Technologies

Maeve Campbell

Climate Journalist, Freelance

Damilola Ogunbiyi

Special Representative of the UN Secretary-General (UN SRSG), Co-Chair of UN-Energy and CEO, Sustainable Energy for All

Bob Mitchell

CEO, Global Electronics Council

Dr. Tzeporah Berman

Founder and Chair, Fossil Fuel Non-Proliferation Treaty

Peter Prengaman

Global Climate and Environment News Director, The Associated Press

Mike Peirce

Executive Director of Systems Change, Climate Group

Christopher Wellise

VP, Sustainability, Equinix

Jeroen Gerlag

Director, Climate Group Europe

Liane Randolph

Chair, California Air Resources Board

Fredrika Klarén

Head of Sustainability, Polestar

Aria McLauchlan

Co-Founder & Executive Director, Land Core

Donny Simmons

Group President, Americas Region, Trane Technologies

Yvonne Aki-Sawyerr

Mayor of Freetown, C40 Cities Climate Leadership Group Inc

Ginger Zee

Chief Meteorologist and Chief Climate Correspondent, ABC News

Dan Delurey

Senior Fellow for Climate & Energy, Vermont Law and Graduate School

Hon. David Eby

Premier, Province of British Columbia

Ieva Baršauskaitė

Lead, Trade and Green Transition, International Institute for Sustainable Development (IISD)

Ditte Maria Juul Jørgensen

Director General for Energy, European Commission, DG Energy and Housing

Meghan Ryan

Director, Natural Climate Solutions Strategy, National Audubon Society

Alex Piper

Head of US Policy and Markets, EnergyTag

Katherine Tjandra

Energy Transition Director, AirTrunk

Carla J. Peterman

Executive Vice President and Chief Sustainability Officer, Pacific Gas and Electric Company

Angie Lassman

Broadcast Meterologist, NBC News

Daniella Vega

Senior Vice President Health & Sustainability, Koninklijke Ahold Delhaize N.V

Evan Harrison

CEO, Kiss the Ground

Simon Nicholas

Lead Analyst, Global Steel, Institute for Energy Economics and Financial Analysis

Noémie Bauer

CSO, Pernod Ricard

H.E. Hashim Djojohadikusumo

Special Presidential Envoy for Climate, Energy & Environment, Republic of Indonesia

Jonathan Pershing

Program Director, Hewlett Foundation

Patrick Herhold

Managing Director and Senior Partner, BCG

Shaun Seow

CEO, Philanthropy Asia Alliance

Ana Amélia Campos Toni

CEO of COP30, Presidency of the Republic

Serena McIlwain

Secretary, Maryland Department of the Environment

Priscilla Sims Brown

President and CEO, Amalgamated Bank

Henry Rich

Managing Partner, The Oberon Group

Pedro J. Pizarro

CEO, Edison International

John McCalla-Leacy

Head of Global ESG, KPMG

Adam Gardner

Co-Founder/Co-Executive Director, REVERB

Matt Maier

Owner and Chief Regenerative Renegade, Thousand Hills Lifetime Grazed

Prabodha Acharya

CSO, JSW Group

Jeff Young

Environment & Sustainability Editor, Newsweek

Teresa Ribera

Executive Vice-President for a Clean, Just and Competitive Transition, European Commission

Dan Ioschpe

Climate High-Level Champion, COP 30

Nancy Mahon

Chief Sustainability Officer, The Estée Lauder Companies

Dr. Andrew Forrest AO

Executive Chairman and Founder, Fortescue

Sarah Lake

CEO, Tilt Collective

Mark McKenna

Global Sustainability Director, Arcadis

Nontokozo Yvonne Hadebe

Group Executive: Strategy & Sustainability, Eskom Holdings

Paula Glover

President & CEO, Alliance to Save Energy

Jens Tuider

Director, Germany, Tilt Collective

Alice de Moraes Amorim Vogas

Program Director, COP30 Presidency

Jigar Shah

Managing Partner, Multiplier

Al Subbloie

CEO, Budderfly

Kate Gallego

Mayor, City of Phoenix

Pablo Andrés Gabutti

Secretary of Energy Transition, Province of Córdoba

Rebecca Brooks

Director, Agriculture & Food Systems, Ambition Loop

Diego Ibarra

Senior Partner, Roland Berger

Shyla Raghav

COO, TIME

Minh Anh Nguyen (Mia)

Associate Director, Engagement, Asia Clean Energy Coalition

Scott Schneider

Senior Principal, Thornton Tomasetti

Sam Hersh

North America E-Mobility Solution Lead, Arcadis

Karen Sack

Executive Director, Ocean Risk and Resilience Action Alliance

Benjamin Bellegy

Executive Director, WINGS

Shameela Soobramoney

CEO, NBI-National Business Initiative

Josh Green

CEO & Founder, Inspiration Mobility

Sandeep Nijhawan

CEO and Co-Founder, Electra

John O'Brien

Managing Director, Sustainability & Climate, Deloitte & Touche LLP

Sheldon Whitehouse

US Senator from Rhode Island; Ranking Member of Senate Environment and Public Works Committee, US Senate

Paulette Frank

CSO, Johnson & Johnson

Rachel Sossoman

President and CEO, Mercy Urgent Care and Occupational Medicine

Dr. Julie Varughese

SVP of Programs and Chief Medical Officer, Americares

Kim Masone

Cloud Logistics General Manager, Microsoft

Nico de Golia

Director of Sustainability & Innovation, Microsoft

Mete Coban

Deputy Mayor of London for Environment and Energy, Greater London Authority"

Sujata Sullivan (Suji)

CCO, Lovink

Trisha Miller

Vice President - Policy and Market Development, Aeroseal, LLC

Chethan Sarabu

Director of Clinical Innovation, Cornell Tech

Mike Richter

President, Brightcore Energy

John Marshall

CEO and Founder, Potential Energy Coalition

James Fletcher

Climate Envoy, Caribbean Community (CARICOM)

Miguel Sossa-Mardomingo

VP, Deputy Americas Sustainability Lead, Capgemini

Samed Ağırbaş

President, Zero Waste Foundation

Lars Aagaard

Minister of Climate, Energy and Utilities, � Denmark

Hon. Chris Bowen MP

Minister for Climate Change and Energy, Australian Government

Jane Fonda

Actor & activist, JanePAC

Rob Bonta

California Attorney General, California Department of Justice

Steven M. Rothstein

Chief Program Officer, Ceres

Doreen M. Harris

President and CEO, New York State Energy Research and Development Authority (NYSERDA)

Jenny Kwan

Director, Climate Action, WBCSD

Christine Weydig

Strategic Advisor, Schneider Electric

Dr. Arunabha Ghosh

CEO, Council on Energy, Environment and Water (CEEW)

Ricken Patel

Principal, Climate Hub

Dion Harris

Senior Director of Accelerated Data Center Solutions, NVIDIA

Margaret Kim

CEO, Gold Standard Foundation

Gina McCarthy

Former White House National Climate Advisor, 13th U.S. EPA Administrator, Managing Co-Chair, America Is All In

Natasha Healey

CEO, Bantam Communications

Heather Reams

President and CEO, Citizens for Responsible Energy Solutions

Thomas Steyer

Co-Executive Chair, Galvanize Climate Solutions

Bob Keefe

Executive Director, E2

Tim Profeta

Executive in Residence, Nicholas Institute at Duke University

Carol Browner

Senior Of Counsel, former EPA Administrator, and former Director of the White House Office of Energy and Climate Change Policy as Advisor to President Obama, Covington & Burling LLP

Chrystal Cornelius

President & CEO, Oweesta Corporation

Mario Cordero

CEO, � Port of Long Beach

Ernest J. Moniz

Founder and CEO, EFI Foundation

Rich Powell

CEO, Clean Energy Buyers Association

Jordan Diamond

President, Environmental Law Institute

Sid Singh

CEO, Verifi

Naghma Mulla

CEO, EdelGive Foundation

Mindy Lubber

CEO and President, Ceres

Mike McGuire

President pro Tempore, California State Senate

Mauro J. Atalla

Senior Vice President and Chief Technology and Sustainability Officer, Trane Technologies

Mark Patel

Senior Partner. McKinsey & Company

Katie Becker

CCO, Arc'teryx

Jules Lennon

Fashion Lead, Ellen MacArthur Foundation

Cecilia Sorensen

Director, Global Consortium on Climate and Health Education

Sophia Li

Impact Editor, Family Style

Farmer Lee Jones

Brand Ambassador / Co-Owner, The Chef�?Ts Garden

Avra van der Zee

COO, Elemental Impact

Nicole Steele

Director of Climate Policy, Amalgamated Bank

Robbie Fowler

LFC Legend, Liverpool Football Club

Rishi Jain

Director of Impact, Liverpool Football Club

Chase Cain

Meteorologist, Climate Reporter, NBC News

Nigar Arpadarai

Climate Change High-Level Champion, COP29 Azerbaijan

Kara Hurst

CSO, Amazon

Dr. Genevieve Guenther

Founding Director, End Climate Silence

Sophie Lambin

CEO, Kite Insights Limited

Gary Iocco

Mayor, City of Red Wing

Maria Mendiluce

CEO, We Mean Business Coalition

Fiona McRaith

Director, The Climate Pledge, Global Optimism

J. English Cook

Co-Founder, Artistic Director, Climate Film Festival

Hon Mike Rann AC CNZM

Chair of the UK Board, Climate Group

Tom Rivett-Carnac

Founding Partner, Global Optimism

Rt. Hon Ed Miliband MP

Secretary of State for Energy Security and Net Zero, United Kingdom

Lindsay Levin

Founder and CEO, Blue Dot Collective, LLC

Friederike Röder

Director, Global Solidarity Levies Task Force

Alyson Wess

VP Charitable Solutions, Johnson & Johnson

Daniele Violetti

Senior Director, UNFCCC

Sigrid Vasconez Davidsson

Executive Director, Fundación �'eque

Marcelo Behar

Special Envoy for Bioeconomy, COP30

Heeta Lakhani

Founder & Managing Director, The ClimAct Initiative

Helen Mountford

President & CEO, ClimateWorks Foundation

Alicia Bárcena Ibarra

Minister of Environment and Natural Resources, Ministry of Environment and Natural Resources

Adam Met

Founder and Executive Director, Planet Reimagined

Mukhtar Babayev

President, COP29

Valerie Hickey

Global Director for Climate Change, World Bank Group

Seema Wadhwa

Founder, Health in Climate

Melisa R. Logan

Mayor, City of Blytheville

Ann Davlin

CEO, Cleantech Leaders Roundtable

André Aranha Corrêa do Lago

COP30 President-Designate, Ministry of Foreign Affairs

Mohamed Gouled

VP, Global Industries, International Finance Corporation (IFC)

Catherine McKenna

CEO, Climate and Nature Solutions

Michael Sheldrick

Co-Founder & Chief Policy, Impact & Government Affairs Officer, Global Citizen

Benoît Faraco

Climate Ambassador, France

Rebecca Henderson

John and Natty McArthur University Professor, Harvard University

Andrew Forth

Head of Policy and Advocacy, Climate Group

Sandrine Dixson-Declève

Honorary President, The Club of Rome

Farid Al Awlaqi

CEO, Generation, TAQA

Simon Stiell

Executive Secretary, UN Framework Convention on Climate Change (UNFCCC)