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Series B Nuclear Companies

Explore 3 nuclear startups that raised series b funding. Access verified founder contact information and fundraising data.

Total Companies
3
Total Funding
$910.1M
Avg Funding
$303.4M
Cities
3

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Munich, Germany
$470.1M
raised

Proxima Fusion is a fusion energy company developing stellarator-based fusion power plants to deliver safe and carbon-free electricity.

Jul 2026
Series B

Founder Contacts

41,000+ verified contacts

El Segundo, United States
$340.0M
raised

Valar Atomics develops nuclear energy systems designed to supply industrial-scale power and produce energy-derived products.

Apr 2026
Series B

Founder Contacts

41,000+ verified contacts

Austin, United States
$100.0M
raised

Aalo Atomics manufactures and develops nuclear power plants for clean energy production.

Aug 2025
Series B

Founder Contacts

41,000+ verified contacts

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