We are a team of innovators and experts obsessed with turning potential into reality.

We exist to realize the promise of fusion for all

Founded in 2022, we're based in Denver, Colorado with offices in Redwood City, California. We're proud to be backed by many of the world’s leading climate investors, including Hedosophia Investments, Breakthrough Energy Ventures, Lowercarbon Capital, Prelude Ventures, Emerson Collective, Starlight Ventures, Wireframe Ventures, and Gigascale Capital.

With the support of our investors and team of partners and collaborators throughout the world, we are taking bold steps to ensure a safer, cleaner, and more abundant future - for humanity and the earth.

We exist to realize the promise of fusion for all

OUR LEADERSHIP

Working in inertial fusion since 2009, with deep expertise in radiation hydrodynamics and laser system architecture—bridging the disciplines essential to ignition and commercial inertial fusion energy.

MIT Physics and Nuclear Engineering

Conner Galloway
CEO, Founder
Early-stage, innovative technology startups since 2002 in industries ranging from fusion to healthcare to AI.

MIT EECS

Alexander Valys
President, Founder
25-year career building and scaling engineering teams including 12 years at Blue Origin leading engineering for the New Shepherd program.

Giovanni Greco
SVP, Engineering
Engineering and managing fusion projects for over 25 years, including 15 years at NIF and 5 years at ITER. Member of FESAC and Chair of the FPA Board.

Nuclear Engineering, UNED

Susana Reyes, Ph.D.
VP Chamber and Plant Design
Over 15 years of experience running operations in advanced technology fields including semiconductor lithography.

Brent Gill
Chief Operating Officer
Over 40 years experience in pulsed power engineering, including leading design and delivery of the pulsed power for the Electra program at NRL.

Doug Weidenheimer
Director of Pulsed Power
Broad entrepreneurial and scientific background in optical physics, with areas of expertise including UV optical coatings and excimer gas discharge technologies.

University of Illinois, Electrical Engineering

Cyrus Herring, Ph.D.
Director of Laser Engineering
Over 15 years of experience in high-power laser and spectroscopic experiments, with extensive expertise in gas laser kinetics, deep UV sources, spectroscopy, microfabrication, and thin films.

Andrey Mironov, Ph.D
Director of Experimental Science
Over 20 years experience in large scale precision optical systems. Optical design, integration, and characterization of advanced telescopes and pointing systems.

University of Arizona, Optical Science

Dennis Douglas, Ph.D.
Director of Optics
Designing and interpreting laser driven implosion experiments for over ten years.

University of Michigan - Nuclear Engineering
University of Rochester - LLE

Alison Christopherson, Ph.D
Head of Target Design
Deep expertise in advanced laser physics, gas kinetics, and optical systems.

PhD, University of Illinois Urbana-Champaign

Austin Steinforth, Ph.D
Chief Laser Architect
Seasoned talent acquisition leader with expertise in recruiting and staffing technical talent for high-growth technology companies including Blue Origin and Meta Reality Labs.

Dan Bauer
Head of Talent
Over 15 years of performing diverse legal and compliance roles supporting product engineering, research and development, manufacturing, infrastructure buildout, supply-chain, and commercial transactions.

University of Florida, Materials Science & Engineering, Juris Doctor

Gary Sobolevskiy
General Counsel

Bedros Afeyan, Ph.D.
Technical Advisory Board
Paul Hoff, Ph.D.
Technical Advisory Board
William Krupke, Ph.D.
Technical Advisory Board
Joseph Mangano, Ph.D.
Technical Advisory Board
Tom Mehlhorn, Ph.D.
Technical Advisory Board
Allen Offenberger, Ph.D.
Technical Advisory Board
Michael Tobin
Technical Advisory Board
J. Gary Eden, Ph.D.
Technical Advisory Board

OUR LOCATIONS

XEC Locations
- Denver, CO
Partner Locations
- Los Alamos National Laboratory (Los Alamos, NM)
- Lawrence Livermore National Laboratory (Livermore, CA)
- Oak Ridge National Laboratory (Oak Ridge, TN)
- Savannah River National Laboratory (Jackson, SC)
- Naval Research Laboratory (Washington, DC)
- Laboratory for Laser Energetics (Rochester, NY)
- Massachusetts Institute of Technology (Cambridge, MA)
- General Atomics (San Diego, CA)
- Westinghouse (Cranberry Township, PA)
- Universidad Nacional de Educacion a Distancia, UNED (Madrid, Spain)