Marathon Fusion

Fusionality

This company develops control, diagnostics, and data software and hardware for businesses building nuclear fusion reactors.

TAE Technologies

This company develops hydrogen-boron fusion power reactors and power management systems for data centres, electric vehicle manufacturers and grid operators.

First Light Fusion

This company develops fusion fuel systems and amplification technologies for energy, space, and defence partners to enable commercial fusion and high-velocity testing.

Maritime Fusion

Maritime Fusion develops compact tokamak fusion reactors and superconducting cables for commercial shipping, off-grid energy markets and data centres.

Proxima Fusion

This company develops stellarator fusion power plants to provide continuous, carbon-free electricity for energy utilities and national power grids.

Novatron Fusion

This company develops magnetic mirror fusion reactors to provide clean base-load power for national energy grids and industrial energy consumers.

EX-Fusion

This company develops commercial laser-based nuclear fusion technology and high-precision photonics platforms for energy providers, aerospace firms, and advanced manufacturing industries.

Helicity

This company develops in-space nuclear fusion propulsion and power technology for commercial and government space exploration organisations.