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A Nuclear Innovation Company

Best-in-class talent demonstrating clean energy solutions


With the growing demand for electricity, TerraPower entered the nuclear energy arena because its founders saw clean energy as the pathway to lift billions out of poverty. The company has since expanded that vision to include the advancement of nuclear science in medical isotopes, offering potentially lifesaving treatment for cancer.

TerraPower is on a mission to tackle some of the most pressing challenges facing mankind with safe, affordable and sustainable technologies. We are ready to build the clean energy of tomorrow – today.

Fuel assembly
Instruction on a computer
TerraPower engineer in a lab


TerraPower leads in advanced nuclear energy because it has spent the last decade investing in and developing groundbreaking technologies.

Natrium™ Reactor and Integrated Energy Storage

Traveling Wave Reactor Design

Molten Chloride Fast Reactor ​Design

Other Technologies

Our People

TerraPower has brought together some of the brightest minds in nuclear science and engineering. Meet the people revolutionizing clean energy.

Chris Levesque



John Gilleland, Ph.D

john gilleland

chief technical officer

Bill Gates

bill gates

chairman of the board


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Media Coverage

TerraPower Attends Oak Ridge National Lab “No One Fights Alone” Event

“TerraPower Isotopes President Scott Claunch participated in the “No One Fights Alone” event at Oak…
Eye-level rendering of Natrium facility.

TerraPower Leaders, Including Chairman Bill Gates, Visit Wyoming to Showcase Future Natrium Site

Bill Gates, TerraPower Founder and Chairman, visited Kemmerer, Wyoming today to meet with elected officials…
Our people page background

TerraPower Announces Strategic Collaboration Agreement with SK and KHNP

Collaboration agreement will benefit the commercialization of the Natrium advanced reactor. BELLEVUE, Washington – April…

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