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newcleo is an innovative nuclear technology company developing advanced modular reactors and nuclear fuel designed to deliver clean, safe and sustainable energy at competitive costs. newcleo's technology combines lead-cooled fast reactors with fuel manufactured from recycled nuclear materials, with the aim of providing abundant and reliable electricity and heat to industrial users while enabling the closure of the nuclear fuel cycle. newcleo brings together more than 900 highly skilled employees across Europe and the United States, spanning reactor and fuel design, engineering, and manufacturing. Through a vertically integrated supply chain and a growing network of strategic partnerships, newcleo is working to turn proven scientific and engineering solutions into deployable nuclear energy assets.

newcleo Questions

The newcleo annual revenue was $47.1 million in 2026.

Stefano Buono is the Founder and Chief Executive Officer of newcleo.

499 people are employed at newcleo.

newcleo is based in Paris, Île-de-France.

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