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Callosum

callosum.com London UK company

Headquarters
London
Sector
research
Incorporated
2024

Visit Callosum ↗

What does Callosum do?

Callosum is an AI research company backed by the UK government's Sovereign AI fund. It is early-stage and publishes little publicly.

How does Callosum work?

Not publicly documented. Backed by the Sovereign AI fund, which is currently the main verifiable fact about it.

What does Callosum offer?

Nothing publicly available yet.

Who runs Callosum?

Callosum has 2 currently appointed directors.

Currently appointed officers only, from the Companies House register. Directors who have resigned are excluded — naming someone who left as running the company is worse than naming nobody.

Where is Callosum based?

Callosum is headquartered in London. It was incorporated in 2024. Other AI companies in London →

Why does Callosum matter to a UK operator?

In the Sovereign AI portfolio, so worth watching for what the government thinks is strategically important. There is not yet much public detail to judge it on.

Company record

Registered as CALLOSUM LTD, company 16076949, a private limited company, incorporated on 13 November 2024. Registered office: 56 Leman Street, London, England, E1 8EU. SIC 72190 - Other research and experimental development on natural sciences and engineering.

Looked up on the register. Of the first 83 numbers supplied to this directory, 12 belonged to entirely different businesses.

What else is Torus tracking near Callosum?

3 other UK companies working in research:

6 other AI companies headquartered in London: