Greg Cullen in

Greg Cullen

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Senior Vice President and Chief Commercial Officer at Energy Northwest
📍 Greater Kennewick Area, United States

Greg Cullen is the Senior Vice President and Chief Commercial Officer at Energy Northwest, where he has worked since 1993. He leads the development of clean energy projects, including advanced nuclear, hydro, wind, and solar. He holds an MBA and an MS in Mechanical Engineering.

Outside of his extensive career, Greg values his personal and professional relationships, expressing gratitude for his wife, Jill, and the global network of friends he developed during his executive education at Stanford. He is a proponent of continuous learning and development.

He is leading a recently announced collaboration with Amazon to develop and deploy small modular nuclear reactors to power data centers and the regional grid.

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Experience
32 Years
Current Role
Senior Vice President and Chief Commercial Officer
Job Level
Leadership
Location
Greater Kennewick Area, United States
Personality Overview

How Greg shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics Greg cares about

Advanced Nuclear Energy
He is leading Energy Northwest’s efforts to develop and deploy small modular reactors (SMRs), including a key partnership with Amazon to power their data centers.
Clean Energy Transition
His responsibilities cover a broad portfolio of clean energy, including hydro, wind, solar, and energy storage, positioning him as a leader in regional decarbonization.
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Career

Work history

2-2026
Senior Vice President and Chief Commercial Officer
Energy Northwest
1-2021 - 3-2026
Vice President, Energy Services and Development
Energy Northwest
8-2020 - 3-2026
Board Member
Northwest Public Power Association
2-2020 - 1-2021
General Manager, Energy Services and Development
Energy Northwest
9-2018 - 2-2020
Director of Generation and Technology Development
Energy Northwest
In the press

Media appearances

Energy Northwest talks Amazon nuclear plans. Featured in YouTube (Fox 12 News)
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Greg Cullen – Senior Vice President, Chief Commercial Officer (Presentation). Featured in Washington Renewable Energy & Climate Association (WRECA)
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Education
Master of Business Administration - MBA
Northwest Nazarene University College of Business
Energy Executive Course
University of Idaho
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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