United Kingdom · Funded startup

Who invested in Sizewell C

One round we have observed, with the 5 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Raised 12 months ago

Funding summaryUpdated 26 Oct 2026

$7.2Braised across 1 round since 2025, from 1 source

Latest round
Debt, $7.2BNov 2025
Investors
5
See who backed them

The rounds

  1. Nov 2025
    Debt$7.2B

    Source recorded

Everyone who backed them

BpifranceGovernment1round
BNP ParibasVC firm1round
HSBCGrowth equity1round
Societe GeneraleCorporate VC1round
La CaisseInvestment firm1round

Missing a round, or an investor who was in one? Tell us.

Quick answers about Sizewell C

Who invested in Sizewell C?

Sizewell C's investors include Bpifrance, BNP Paribas, HSBC, Societe Generale and La Caisse.

How much has Sizewell C raised?

Sizewell C has raised $7.2B across 1 round since 2025.

When did Sizewell C last raise?

Sizewell C's most recent round was a Debt of $7.2B in Nov 2025.

What was Sizewell C's biggest round?

Its most recent round, $7.2B in Nov 2025, is also its largest on record.

Who backed Sizewell C first?

Sizewell C's first round on record, in Nov 2025, was backed by Bpifrance, BNP Paribas and HSBC and 2 others.

What stage is Sizewell C at?

Sizewell C's latest named round is a Debt, in Nov 2025.

Where is Sizewell C based?

Sizewell C is based in the United Kingdom.

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