Top Fusion Startups to Watch (and Work for) in 2023

July 2023

magnets used for fusion

Discover the most promising fusion startups based on growth metrics.

We also have a startup directory where you can search through 1,500 startups. Or find more startup lists.

You can submit your startup to be featured on this list.

Commonwealth Fusion Systems

Cambridge, Massachusetts

The surest path to limitless, clean, fusion energy.

Climate, Fusion

Zap Energy

Seattle, Washington

Fusion power, no magnets required.

Climate, Fusion

Avalanche Energy

Seattle, Washington

Handheld fusion reactors.

Climate, Fusion

Renaissance Fusion

Grenoble, France

The earth's most efficient, steady, and stable fusion reactors.

Climate, Fusion