# Fluxnium funding: rounds and investors

> Fluxnium has raised $7.0M across 1 round since 2026. Investors include Congruent Ventures. Every round with its source.

Source: https://millionrounds.com/company/fluxnium (Millionrounds; every figure on the page links to its filing or article)

United States · [Seed startup](https://millionrounds.com/companies)

# 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 summary Updated 26 Oct 2026

**$7.0M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $7.0M Sept 2026
- **Investors:** 1

See who backed them

## The rounds

- **Sept 2026** Seed **$7.0M** [Congruent Ventures](https://millionrounds.com/fund/congruent-ventures) Source recorded SEC filing: $7.0M sold

## Everyone who backed them

[Congruent Ventures](https://millionrounds.com/fund/congruent-ventures) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=fluxnium).

## 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 Energy](https://millionrounds.com/fund/constellation-energy) VC firm Per 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.

## Companies like Fluxnium

In the same sector, and raised in the last eighteen months.

[**Albert Invent** $20M · Oct 2026](https://millionrounds.com/company/albert-invent)[**Albert** $57M · Oct 2026](https://millionrounds.com/company/albert)[**Azulene Labs** $3.4M · Sept 2026](https://millionrounds.com/company/azulene-labs)[**Critical Materials Group** $10M · Sept 2026](https://millionrounds.com/company/critical-materials-group)[**Rise Reforming** $500K · Sept 2026](https://millionrounds.com/company/rise-reforming)[**Nascent Materials** $4.6M · Sept 2026](https://millionrounds.com/company/nascent-materials)

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