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Nuclear startup Bluecore Energy raises $50M seed round, just two months after launch

Reported by Techcrunch
Sep 8, 2026· 3 min read
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Key Takeaways
  • • Bluecore Energy closed an oversubscribed $50 million seed round just two months after emerging from stealth in July 2026, bringing total disclosed funding to $60 million (including a $10 million pre-seed completed earlier).
  • • The company develops small modular reactors (SMRs) mounted on floating barges designed to supply clean power to ports and nearby infrastructure, addressing energy demand without requiring new fixed infrastructure or years-long deployment timelines.
  • • Silverton Partners led the seed round, which closed in eight weeks and attracted repeat investors (Slauson & Co., Harlem Capital, Ripple co-founder Chris Larsen) alongside new capital from Collab Capital, Kevin Hart's HartBeat Ventures, and angel investors from Tesla, Uber, Amazon, and Google.
  • • Bluecore has already launched two floating barges and established a partnership with the U.S. Department of Transportation Maritime Division, positioning itself as the first nuclear company headquartered at a major U.S. port (Port of Long Beach).
  • • Founder Kofi Asante cites 70 years of U.S. Navy experience with portable nuclear technology as validation, claiming Bluecore's innovation compresses deployment timelines from years to days while maintaining established safety protocols.
Summary
Bluecore Energy, a nuclear technology startup founded by Kofi Asante, announced a $50 million oversubscribed seed round on Tuesday, capitalizing on extraordinary investor momentum just two months after the company exited stealth mode in July 2026. The round brings total capitalization to $60 million when combined with the $10 million pre-seed raised earlier in the year. The eight-week fundraising cycle reflected substantial institutional and strategic investor appetite for the company's core value proposition.

The company's business model centers on deploying small modular reactors (SMRs) aboard floating barges rather than fixed terrestrial locations. This approach enables energy generation and delivery to ports and adjacent infrastructure without requiring the multi-year site development and regulatory processes associated with conventional nuclear facilities. Asante emphasized that the underlying technology leverages seven decades of U.S. Navy operational experience with portable nuclear systems, which have maintained a perfect safety record. "We just made it smaller, so you can actually move things around in a way that doesn't take years — or a new set of infrastructure — but days," Asante stated in remarks to TechCrunch.

The seed round's investor composition reveals broad confidence across venture, strategic, and angel networks. Silverton Partners served as lead investor. Returning investors from the pre-seed included Slauson & Co., Harlem Capital, and Chris Larsen, co-founder of Ripple, all of whom doubled down their positions. New capital sources included Collab Capital and Kevin Hart's HartBeat Ventures, alongside unnamed angel investors formerly affiliated with Tesla, Uber, Amazon, and Google. Asante noted that the magnitude and velocity of capital inflow required continuous cap table management, as he had not initially planned to fundraise at this scale this year.

Operationally, Bluecore has already deployed two floating barges and established a formal partnership with the U.S. Department of Transportation Maritime Division. The company operates from the Port of Long Beach, positioning itself as the first nuclear enterprise to establish headquarters at a major U.S. port—a location choice that underscores the maritime-focused nature of its deployment strategy and regulatory engagement.

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Techcrunch Nuclear startup Bluecore Energy raises $50M seed round, just two months after launch