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Newcleo

Newcleo

Private
ParisEnergy & Sustainabilityhttps://www.newcleo.com/

Last Round

Series A

Feb 4, 2026

Total Funding Raised

$354M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Newcleo is a nuclear energy company that develops Generation IV small modular lead-cooled fast reactors (LFRs) fueled by reprocessed nuclear waste.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Clean Manufacturing

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales, Government Contracts, Data as a Service

AI Layer

Non-AI

Keywords

small modular reactorSMRlead-cooled fast reactorLFRnuclear waste-fueledMOX fueladvanced nuclearnext-gen nuclearnuclear fuel fabricationcarbon-free baseloadclean energy technuclear energy startupenergy transitionnuclear waste recyclingdeep tech energy

Historical Pricing

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Caplight Momentum Score

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Newcleo Comparables

Compare Newcleo with similar companies based on industry and business-model similarity.

Newcleo comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Blykalla
82%
NAAREA
79%
Ansaldo Energia S.p.A.
78%

Newcleo Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AFeb 4, 2026
Series ASep 30, 2024
VC RoundJun 20, 2022
SeedAug 31, 2021

Key People

Founding team and executive leadership

Elisabeth Rizzotti

Founder & Chief Operating Officer Managing Director Italy

Founding Team

Stefano Buono

Founder and Chief Executive Officer

Founding Team

Stéphane Calpena

Global Licensing Director Executive Committee Member Under The CEO

Executive Team

Cristiana Vieno

Deputy MD Italy And CFO, Head Of Finance

Executive Team

Newcleo Investors

Notable investors and investment history

Newcleo investors
InvestorRounds
InarcassaSeries A
UK governmentVC Round
EniVC Round
AzimutSeed
Indaco Venture Partners SGRSeries A
MaireSeries A
Alchimia InvestmentsVC Round

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 26, 2026

    Monthly visitors increased 40% MoM.

  • Apr 8, 2026

    Reached over 100 strategic partnerships and collaborations.

Recent news

Latest coverage and updates

  • receives_financingSep 21, 2026

    Newcleo Ltd received financing of $247M in private investment on Sep 21st '26.

  • receives_financingAug 27, 2026

    Newcleo Ltd received financing of $1.17M in French public funding on Aug 27th '26.

  • partners_withAug 27, 2026

    Newcleo Ltd partnered with Abmi on Aug 27th '26.

  • expands_facilitiesAug 7, 2026

    Newcleo Ltd expands facilities to United States, Northern America, Americas.

  • expands_facilitiesAug 4, 2026

    Newcleo Ltd expands facilities to Chusclan, 30200, France, Western Europe, Europe.

Newcleo Filings

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Newcleo filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Newcleo's valuation, stock price, and market status.

Is Newcleo a public or private company?

Newcleo is a private company.

What is the current stock price of Newcleo?

Newcleo is a private company with no public stock price. No recent secondary market data is available.

How much is Newcleo worth (valuation)?

Valuation information for Newcleo is not publicly available.

Can I buy Newcleo stock?

Newcleo shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Newcleo's last funding round?

Newcleo's most recent funding round was Series A on February 4, 2026.

Who are the main investors in Newcleo?

Key investors in Newcleo include Indaco Venture Partners SGR, Kairos Partners SGR.

Will Newcleo IPO soon?

No public IPO plans have been announced for Newcleo.

How can I track Newcleo secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Newcleo's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersParis
Employee Range524
Year Founded2021
Last FundingFeb 4, 2026

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