Newcleo

Newcleo is an atomic energy company that focuses on developing advanced nuclear energy technologies.

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Updated: Mar 15, 2026 ·

About

Newcleo, established in 2021, is an atomic energy company dedicated to developing advanced nuclear energy technologies. The company aims to revolutionize nuclear power by focusing on innovative solutions, including the design, construction, and operation of advanced modular reactors (AMR).

Newcleo's work encompasses the development of small modular reactors (SMRs) that are specifically designed to be cooled by liquid lead. Beyond reactor technology, Newcleo is also involved in MOX fuel manufacturing and provides full-service nuclear Engineering, Procurement, and Construction (EPC) capabilities.

Recent News & Mentions

Feb 3, 2026FundingNewcleo - Series B

Financial History

Newcleo has raised $88.6M across 1 funding round. Most recently, it raised $88.6M Series B in February 2026.

Total Raised

$88.6M

Valuation

N/A

Funding Rounds Raised

Date	Round	Lead Investors	Other Investors
Feb 3, 2026	$88.6M Series B		Azimut Investments, Cementir Holding, CERN, Danieli & C., Indaco Venture Partners, Kairos Partners, Orion, Walter Tosto

Financial History

Newcleo has raised $88.6M across 1 funding round.

Total Raised

$88.6M

Valuation

N/A

Deep Dive

Newcleo is an atomic energy company founded in 2021, with a core mission to innovate within the nuclear energy sector. The company's primary focus is on developing advanced nuclear energy technologies, aiming to provide solutions that can revolutionize traditional nuclear power generation.

A significant aspect of Newcleo's technological development involves advanced modular reactors (AMR). These include small modular reactors (SMRs) that are designed to utilize liquid lead as a coolant, representing a specific approach to enhancing reactor safety and efficiency.

Beyond reactor design, Newcleo's capabilities extend to various stages of the nuclear fuel cycle and plant development. This includes expertise in MOX (Mixed Oxide) fuel manufacturing, which is crucial for certain types of advanced reactors.

The company also offers a comprehensive suite of services, encompassing research and development (R&D) alongside its growing full-service nuclear Engineering, Procurement, and Construction (EPC) capabilities. This integrated approach allows Newcleo to manage projects from initial concept through to operational deployment.

Newcleo's headquarters are located in Paris, France. This strategic location supports the company's efforts to secure further investments and grants from European institutions and investors, facilitating its ambitious development and deployment goals.

Sources

Frequently Asked Questions

What specific type of advanced nuclear reactors is Newcleo developing?

Newcleo is focused on developing advanced modular reactors (AMR), specifically small modular reactors (SMRs) that are designed to be cooled by liquid lead.

What services does Newcleo provide beyond reactor design?

Newcleo's offerings extend to MOX fuel manufacturing, research and development, and full-service nuclear Engineering, Procurement, and Construction (EPC) capabilities.

Why did Newcleo establish its headquarters in Paris, France?

Newcleo relocated its headquarters to Paris to strategically position itself to secure further investments and grants from European institutions and investors.