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Nuclear Startups

Updated October 2026

Companies in the nuclear sector developing innovative solutions and technologies.

Explore 78 recently funded nuclear companies with verified founder contact information and fundraising data.

Total Companies
78
Total Funding
$1.0B
Avg Funding
$333.8M
Global Reach
3
countries

Top Cities for Nuclear

Fremont
Sapporo
London

Recently Funded Companies

Export
Fremont, United States

Pacific Fusion focuses on renewable energy generation, emphasizing affordable fusion power inspired by nature.

$1.0B raised
Oct 2024

Founder Contacts

41,000+ verified contacts

Sapporo, Japan

Ookuma Diamond Device is an advanced materials technology company that offers research and development of diamond semiconductors.

Oct 2024

Founder Contacts

41,000+ verified contacts

London, United Kingdom

A communication tool built for on-site project teams, replacing WhatsApp & linking with existing systems to better report what's happening.

$1.5M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Showing 76 to 78 of 78 companies

About the Nuclear Startup Ecosystem

The nuclear sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Nuclear

Nuclear companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The nuclear sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Nuclear Funding Breakdown

Here is how funding is distributed among the 78 nuclear companies tracked in the VCBacked database.

Average Funding
$333.8M
Total Funding Tracked
$1.0B
Countries Represented
3

Distribution by Funding Stage

Other3 companies

Top Cities for Nuclear

1.Fremont
1 companies$1.0B
2.Sapporo
1 companiesUndisclosed
3.London
1 companies$1.5M

Related Industries

Companies in the nuclear sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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