Sebastian Anastassiou

Active Investor

Partner & Head of Investments at Nina Capital

Barcelona, Catalonia

Sebastian Anastassiou, Partner & Head of Investments at Nina Capital is an active investor based in Barcelona, Catalonia. This profile covers what Sebastian Anastassiou backs, at which stage, and how founders can reach out in 2026.

Investor type: VCPEInvestor
Stages: Early Stage VentureSeries B
Invests in: Healthcare & BiotechDigital Health & HealthTechBiotech & PharmaMedTech & Medical DevicesSaaS & EnterpriseConsumer & RetailDeveloper Tools & DataIoT & Connected Devices
Location: Barcelona, Catalonia
Typical check: $1.8M
Past investments: 8

Notable investments

Connective HealthReplica AnalyticsPromptly HealthFormulator Ltd.Segmed, Inc.contextflowEarlySightTerapet SA

How to reach Sebastian Anastassiou

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Frequently Asked Questions

What does Sebastian Anastassiou invest in?

Sebastian Anastassiou invests in Healthcare & Biotech, Digital Health & HealthTech, Biotech & Pharma and MedTech & Medical Devices, typically at Early Stage Venture and Series B. Match your sector and stage, then reach out with a personalized pitch.

How do I contact Sebastian Anastassiou?

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