Justus Byok
Venture investor in Berlin
Berlin, Germany
Justus Byok, Venture investor in Berlin is an active investor based in Berlin, Germany. This profile covers what Justus Byok backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCInvestor
- Stages
- Pre SeedSeed
- Invests in
- GovTech & DefenseArtificial IntelligenceSpace & AerospaceFintechHardware & Deep TechCybersecurity
- Location
- Berlin, Germany
- Typical check
- $150K
- Past investments
- 12
Notable investments
Mercor
Plaid
Anduril IndustriesThinking Machines Lab
SpaceX
Crusoe
Commerzbank AG
LightmatterLambda
xai
Anthropic
Shield AIHow to reach Justus Byok
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Frequently Asked Questions
What does Justus Byok invest in?
Justus Byok invests in GovTech & Defense, Artificial Intelligence, Space & Aerospace and Fintech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Justus Byok invest at?
Justus Byok typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Justus Byok's typical check size?
Justus Byok typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Justus Byok?
Unlock Justus Byok's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.