Callosum is an 'Intelligent Systems' company co-founded by Jascha Achterberg. The company recently had a pre-seed launch.
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Callosum is a consulting company. It has raised at least $110.3M across the 2 funding rounds on record. Its most recent funding round, Seed, raised $100M in August 2026. Xcout tracks 3 named people at Callosum, including Danyal Akarca (co-founder). Xcout recorded 15 job postings from Callosum in the last 90 days, naming tools such as PyTorch.
At least $110.3M raised across the 2 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| Seed | $100M | 7 named | |
| Pre-Seed | $10.3M | 1 named |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Xcout recorded 15 job postings from Callosum in the last 90 days, from a hiring record Xcout has kept since June 2026.
The weekly hiring trend, the roles and locations behind it — see Callosum's hiring signals →
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