California-based startup Bluecore Energy has raised $50 million in seed funding to develop compact nuclear reactors mounted on floating barges, targeting ports, AI data centers and other coastal facilities with rapidly growing power demands that outstrip what local electrical grids can reliably supply.
A Reactor You Can Tow Rather Than Build
The round, led by Silverton Partners and announced September 8, 2026, brings in several new investors and builds on $10 million in previously announced pre-seed funding. Bluecore’s approach centers on a compact, water-cooled small modular reactor design mounted on a floating platform, an architecture the company argues can reach a site far faster than permitting and constructing a fixed land-based nuclear plant, which typically takes the better part of a decade. The company plans to use the new capital to engineer and test its reactor system and pursue regulatory approval and maritime classification, working out of the Port of Long Beach, California.
Targeting Ports, Data Centers and Disconnected Coastal Sites
Bluecore is positioning its floating reactors to serve ports, AI data centers and coastal infrastructure, with units potentially deployed offshore and connected to onshore customers by subsea cable, and sees a secondary market in remote islands and coastal settlements that lack a practical connection to a wider electricity grid. The pitch follows a broader push by the US Department of Energy and the International Atomic Energy Agency to expand nuclear generating capacity for AI infrastructure and other energy-intensive industries, including the IAEA’s recent launch of an initiative focused on licensing nuclear technology for maritime applications.
Regulatory Path Remains the Key Unknown
Whether a mobile, barge-mounted reactor design can move through a meaningfully faster regulatory and licensing pathway than a conventional fixed nuclear plant remains untested, and industry observers have flagged that question, rather than the underlying reactor engineering, as the main risk to Bluecore’s timeline. The company was founded less than a year ago by former Uber Freight executive Kofi Asante, and its rapid progression from founding to a funded, physical hardware program has drawn attention from investors as data centers compete for gigawatt-scale power commitments faster than traditional grid expansion can deliver them.
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