Jimmy Energy

Active#26 worldwide · Fusion & advanced nuclear

Fusion & advanced nuclear

Energy & climate›Fusion & advanced nuclear

HQFrance

Last roundEquity round · Mar 2026

Uback rankings

Ranking	Tier	Rank	Edition	Next update
Fusion & advanced nuclear · worldwide	Top 45	#26	Edition 0 (beta) · Oct 2026	2 Mar 2027

Rank historyOct 2026 · #26 Fusion & advanced nuclearFirst edition: no movements yet.

Estimated valuation

AI · Fusion & advanced nuclear ranking (worldwide)

≈ USD 230MUSD 190–290M · Hundreds of M$ High confidence

Hundreds of k$

Millions $

Tens of M$

Hundreds of M$

Unicorn

Decacorn

Hectocorn

Anchor: Last known equity round: Equity round · EUR 40M (about USD 45M) · Mar 2026

An indicative editorial estimate produced by AI, imperfect by nature: neither a financial valuation nor investment advice. Only the market sets a company’s value. Method

Funding history

Date	Round	Amount	Type	Investors	Source
Mar 2026	Equity round	EUR 40M (about USD 45M)	Equity	Crédit Mutuel Impact, Ademe Investissement, Serena	maddyness.com

Plus a EUR 40M France 2030 grant.

Rounds as cited by Uback’s rankings and their sources. Equity, debt and grants are shown separately; only equity rounds count towards the valuation anchor.

Independent analyses

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What the AI reads

Press & investor announcements2 sources

Pappers (French company registry)Planned

Read by the AI at the next edition.

Comparable companies in fusion & advanced nuclear

Full fusion & advanced nuclear ranking →

Blykalla#25SwedenHundreds of M$Realta Fusion#27United StatesHundreds of M$Bluecore Energy#24United StatesHundreds of M$Renaissance Fusion#28FranceHundreds of M$

Investors in Jimmy Energy: Crédit Mutuel Impact · Ademe Investissement · Serena

Sources. maddyness.com · creditmutuel.fr

Last updated: Oct 2026Report an error

Uback is a content publisher. It provides no investment advice, receives no mandate and takes part in no transaction. Rankings, ranges and brackets are editorial estimates produced by AI, purely indicative.