# Infinitesima funding: rounds and investors

> Infinitesima has raised $59M across 7 rounds since 2022. Every round with its source.

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

United Kingdom · [Funded startup](https://millionrounds.com/companies)

# Who invested in *Infinitesima*

7 rounds we have observed, with the 0 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Semiconductors

Raised 4 months ago

Follow Infinitesima and see its new rounds in your feed. [Start following](https://millionrounds.com/login?join=1&why=follow&next=%2Fcompany%2Finfinitesima)

Funding summary Updated 15 Nov 2026

**$59M** raised across 7 rounds since 2022, from 7 sources

**$41M** Round

- **Latest round:** Round, $3.3M Jul 2026
- **Biggest round:** $41M Round · Dec 2025
- **Investors:** 0

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2022 2023 2024 2025 2026

**$1.7M** Round

**$6.9M** Round

**$2.1M** Round

**$3.8M** Round

**$1.0M** Round

**$41M** Round

**$3.3M** Round

- **First round:** Round, $1.7M
- **Biggest round:** $41M
- **Usual gap between rounds:** 8 months

## The rounds

- **Jul 2026** Round **$3.3M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Dec 2025** Round **$41M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Jul 2025** Round **$1.0M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Dec 2023** Round **$3.8M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Apr 2023** Round **$2.1M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Jun 2022** Round **$6.9M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet
- **Apr 2022** Round **$1.7M** No investor was named in the report. Shares issued, filed with Companies House (SH01); no report of this raise yet

## Funding filed with regulators

Infinitesima filed 7 raises, $59M in all. Filings say how much was sold and to how many investors; they never name the investors.

- Jul 2026 **$3.3M** UK share allotment
- Dec 2025 **$41M** UK share allotment
- Jul 2025 **$1.0M** UK share allotment
- Dec 2023 **$3.8M** UK share allotment
- Apr 2023 **$2.1M** UK share allotment
- Jun 2022 **$6.9M** UK share allotment
- Apr 2022 **$1.7M** UK share allotment

## Quick answers about Infinitesima

### How much has Infinitesima raised?

Infinitesima has raised $59M across 7 rounds since 2022.

### When did Infinitesima last raise?

Infinitesima's most recent round, $3.3M, was in Jul 2026.

### What was Infinitesima's biggest round?

Infinitesima's largest round on record is $41M, in Dec 2025.

### Where is Infinitesima based?

Infinitesima is based in the United Kingdom.

## Companies like Infinitesima

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

[**Fractile** $960M · Oct 2026](https://millionrounds.com/company/fractile)[**Salience Labs** $169M · Oct 2026](https://millionrounds.com/company/salience-labs)[**MintNeuro** $26M · Oct 2026](https://millionrounds.com/company/mintneuro)[**SCI Semiconductor** $13M · Sept 2026](https://millionrounds.com/company/sci-semiconductor)[**Kubos Semiconductors** $4.7M · Aug 2026](https://millionrounds.com/company/kubos-semiconductors)[**OLIX** $532M · Aug 2026](https://millionrounds.com/company/olix)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app