---
title: "Callosum funding: rounds, investors, and totals | Datahyena"
url: https://datahyena.com/companies/callosum/
description: "Callosum funding history (Software Development): 1 round, $10.3M disclosed, with investors and dates."
---

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- Callosum

 C ![Callosum logo](https://img.logo.dev/callosum.com?token=pk_BUpIw_i4QLa-EJtl_XiDng&size=128&format=png&retina=true&fallback=404)

# Callosum

 Callosum is a software development company based in London, GB. Callosum - Co-evolving chips & intelligence

Total disclosed
 $10.3M

Rounds tracked
 1

Latest round
 Round Feb 26, 2026

## Funding history

 Callosum has one funding round on record with Datahyena: a round of $10.3M, announced February 26, 2026. Backers across these rounds include Advanced Research, ARIA, Charlie Songhurst, Invention Agency (ARIA), John Lazar, Plural. Each round is deduplicated across the outlets that reported it and resolved to canonical companies and investors.

 [$10.3M Round Advanced Research, ARIA, Charlie Songhurst, Invention Agency (ARIA), John Lazar, Plural, Stan Boland

 Feb 26, 2026
→](https://datahyena.com/funding-rounds/callosum-round-2026-02)

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## Common questions

 More on Callosum.

 How much funding has Callosum raised? Across the rounds on record with Datahyena, Callosum has $10.3M in disclosed funding. Some rounds may have undisclosed amounts.
 Who invested in Callosum? Investors on record include Advanced Research, ARIA, Charlie Songhurst, Invention Agency (ARIA), John Lazar, Plural. Each is resolved to a canonical identity across the rounds that reference it.

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