Callosum | RoundOS

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Callosum | RoundOS

Weekly digest by email

Funding history

1 round · 1 with disclosed amounts

Announced	Round	Amount	Investors
Aug 20, 2026	Seed	$100M	Atomico — Role not disclosedDCVC — Role not disclosedPlural — Role not disclosedSovereign AI — Role not disclosed

Investors

AtomicoSeed DCVCSeed PluralSeed Sovereign AISeed

Coverage

Aug 20, 2026Callosum · Seed

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Sources

callosum.com ↗