United States · Seed startup

Who invested in Fluxnium

One round we have observed, with the one investor 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.

Chemicals & Materials

Raised 2 months ago

Funding summaryUpdated 26 Oct 2026

$7.0Mraised across 1 round since 2026, from 1 source

Latest round
Seed, $7.0MSept 2026
Investors
1
See who backed them

The rounds

  1. Sept 2026
    Seed$7.0M

    Source recordedSEC filing: $7.0M sold

Everyone who backed them

Congruent VenturesVC firm1round

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

Also claim to have backed them

This firm lists Fluxnium as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

Constellation EnergyVC firmPer its own site

Quick answers about Fluxnium

Who invested in Fluxnium?

Fluxnium's investors include Congruent Ventures.

How much has Fluxnium raised?

Fluxnium has raised $7.0M across 1 round since 2026.

When did Fluxnium last raise?

Fluxnium's most recent round was a Seed of $7.0M in Sept 2026.

What was Fluxnium's biggest round?

Its most recent round, $7.0M in Sept 2026, is also its largest on record.

Who backed Fluxnium first?

Fluxnium's first round on record, in Sept 2026, was backed by Congruent Ventures.

What stage is Fluxnium at?

Fluxnium's latest named round is a Seed, in Sept 2026.

Where is Fluxnium based?

Fluxnium is based in the United States.

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