Our Speakers

If you would like to present a case study or be part of a panel session at our Green Hydrogen Summit USA 2025, then please get in touch with the team today.

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Jessyn Farrell

Deputy Mayor

City of Seattle

Chris Green

President

Pacific Northwest Hydrogen Hub

Stephanie Celt

Senior Energy Policy Specialist Senior Energy Policy Specialist

Washington State Department of Commerce

Michael Khilla

Americas Growth Leader, Sustainable Fuels and Chemicals Vertical Honeywell

Honeywell

Shannon Pressler

Engagement Lead, Hydrogen and Renewable Fuels Engagement Lead, Hydrogen and Renewable Fuels

Washington State Department of Commerce

Haiyan Sun

Program Manager, Team leader

NYSERDA

Dr. Jamie Holladay

Research Line Manager

Pacific Northwest National Laboratory

Roxana Bekemohammadi

Founder & Executive Director

United States Hydrogen Alliance

David Fujimoto

Senior Environmental Program Manager

Port Of Seattle

Phoi Truong

Former Demonstrations Project Officer, Clean Hydrogen

U.S. Department of Energy

Samantha Hoh

Senior Equity Research Analyst

HSBC

Steven Schueneman

Hydrogen Development Manager

Puget Sound Energy

Shannon Souza

Government & Community Liaison Senior Consultant

Obsidian Pacific NW Hydrogen Hub

Jack Ding

Principal Analyst on Environmental Justice

GTI Energy

Katie Hurst

Group Manager of Hydrogen Production, Power, and Storage

National Renewable Energy Laboratory (NREL)

Sashe Annett

Founder

Powered By Hydrogen

Maksim Sonin

Sloan Fellow

Stanford University

Johannes Ariens

General Manager

Zeigler Trucks

Tanya Peacock

Managing Director, Hydrogen

EcoEngineers

Yuri Freedman

Senior Director, Business Development

SolCalGas

Alessia Falsarone

Executive in Residence, Adjunct Instructor of Circular Economy and Sustainable Business

University Of Chicago

Olga Marina

Chief Scientist

Pacific North West Laboratory

Andrew Duin

Principal, Vice President Engineering & Design

Compos EPC

Jeff Grant

VP, Transportation Solutions

HTEC

Robert Simm

Senior Vice President, Emergent Sector Leader

Stantec

Phil Clark

CEO & Founder

Omitz

Patrick Murphy

Vice President

Sierra Club

Thomas Damsgaard

Head of Americas

BIMCO

Ellen Stechel

Executive Director

The Center for an Arizona Carbon-Neutral Economy (AzCaNE)

Michael Galvin

Director - Waterfront/Commercial Real Estate

Port of LA

Jonathan Lewis

Director of Support Services

Klickitat Valley Health

Robert Corona

Business Representative

International Brotherhood of Electrical Workers (IBEW)

Monica Brummer

Director

Pacific Northwest Center of Excellence for ​Clean Energy

Rhianna Hohbein

Senior Science Officer

California Council on Science and Technology

Abbe Ramanan

Project Director

Clean Energy Group

Cassidy Fisher

Joint Innovation Program Director

Washington Maritime Blue

Walt Vernon

Chief Executive Officer

Mazzetti

Naomi Boness

Managing Director, Natural Gas Initiative

Stanford Hydrogen Initiative

Dr. Robert T. Do

Founder & Chief Executive Officer

SGH2 Energy Global Corporation

Connor Dolan

Vice President of External Affairs

Fuel Cell & Hydrogen Energy Association (FCHEA)

Ross Macfarlane

Director

Clean Energy Transition Institute

Bill Leighty

Principal

Alaska Applied Sciences

Todd May

Global Director ‑ Business Development ‑ Hydrogen

BAC

Javier Rubio

Senior Mechanical Engineer and Public Official

Institution of Mechanical Engineers (IMechE)

Neal Aronson

President

Oceanus Power & Water

Rocco Meraglia

HSE & Emergency Services Consultant HSE & Emergency Services Consultant

MEM HSE & Emergency Services Ltd.

Matt Potter

Managing Principal

Potter Consulting Group

Purnima Voria

Founder & CEO

National U.S. India Chamber of Commerce

La’Marisa Barclay

Conference Producer

Informa Markets

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