Startup profile · funding coverage
Radiant Nuclear
Portable nuclear microreactor company aiming to deliver clean, resilient power.
Stage
growth
Status
private
Coverage
full
Why Radiant Nuclear is interesting
Radiant sits at climate + American Dynamism: portable reactors for remote/defense energy. Hard-tech timelines, high strategic value.
Key facts
- Series C (Oct 2024): $100M led by DCVC; a16z, Founders Fund, USV participated (Radiant blog)
- Series B (Apr 2023): $40M led by a16z; Founders Fund, Cantos among participants (Radiant blog)
- Co-investors not in VCT directory: DCVC, Draper Associates, Boost VC, Chevron Technology Ventures
Investors in our directory
Funds linked from Radiant Nuclear's profile — open a fund page for stage focus and related deal articles.
Industries
Climate Tech Deep Tech Defense Tech
Industry hub pages are rolling out from our fund-derived baseline taxonomy.
FAQs about Radiant Nuclear
Funding context and why this company shows up in venture coverage.
Radiant Nuclear counts Andreessen Horowitz (a16z) among its investors, alongside Cantos, Founders Fund, Union Square Ventures, per public funding announcements.
We track a16z-backed companies that are strategically relevant for founders and investors following AI, American Dynamism, crypto, bio, and enterprise software.
Last updated: 2026-07-24