Sebastian Anastassiou
InvestorPartner at Nina Capital · Board director at Navidence · Board director at Segmed
Barcelona, Spain
Writes $216K – $1.6M checks · typically $25M
About
Sebastian Anastassiou leverages his UCL Business tech‑transfer and healthcare commercialization background to connect academic and clinical innovations to funding and offers approachable, genuinely helpful VC-relations guidance to digital health founders.
Contact· self-published, not guessed
Invests in
AI & Machine LearningData & InfrastructureHealthtechMedical DevicesSaaS
Board director at Navidence
Intro paths
→
In turn, Sebastian can intro founders to Navidence's investors below.
Board director at SegmedYC W20
Intro paths
YC
Sebastian went through Y Combinator (Winter 2020) — any YC alum in your network can reach them through the YC community.
→
In turn, Sebastian can intro founders to Segmed's investors below.
Segmed's investors · 8
Blumberg CapitalMiami · $500K – $5M checks · since 2022ExpeditionsWarsaw · since 2022iGan PartnersToronto · $365K – $2.2M checks · since 2024Mighty CapitalSan Francisco · since 2022Nina CapitalBarcelona · $215K – $1.6M checks · since 2022NovaCapitalsince 2022South Quadsince 2022Y CombinatorSan Francisco · $500K checks · since 2020
Co-founders at Segmed
MW
Martin WilleminkCo-founder
JW
Jie WuFounder
MJ
Marinus Johannes WilleminkExecutive Officer, Director
WA
Wojciech Adam KoszekExecutive Officer, Director
CH
Cailin HardellFounder
CK
Cailin KramerFounder
Experience
- Nina CapitalPartner & Head of Investmentscurrent2025 — presentBarcelona, Catalonia, Spain
- Nina CapitalPrincipal, Head of Investments2022 — 2025Barcelona, Catalonia, Spain
- Nina CapitalInvestment Manager2021 — 2022Barcelona, Cataluña, España
- Nina CapitalAssociate2020 — 2021Barcelona, Catalonia, Spain
- Nina CapitalMBA Associate2020Barcelona, Catalonia, Spain
- NavidenceBoard Membercurrent2025 — present
- Connective HealthBoard Membercurrent2024 — present
- Segmed, Inc.Board Membercurrent2022 — present
- Promptly HealthBoard Observercurrent2021 — present
- EarlySightBoard Membercurrent2021 — present
- EarlySightBoard Observer2020 — 2021
- contextflowBoard Member2021 — 2026
- Formulator Ltd.Board Member2022 — 2024
- Terapet SABoard Member2023 — 2024
- Replica AnalyticsBoard Observer2020 — 2022
- IESE Business SchoolMBA Candidate 20212019 — 2021Barcelona Area, Spain
- UCL Business PLCAssociate Business Manager2017 — 2019London, United Kingdom
- UCL Business PLCInternational Alliance Associate2016 — 2017London, United Kingdom
- UCL Business PLCInformation Management Associate2016 — 2017London, United Kingdom
- applied strategicAnalyst2015London, United Kingdom
- ExclusivelySpa - Global Spa Consultancy & OperatorExecutive Associate2014 — 2015Limassol, Cyprus
- Epidarex CapitalAnalyst2014Edinburgh, United Kingdom
- Centre for Cognitive and Neural SystemsResearch Assistant2012University of Edinburgh
Skills & more
Neuroscience10Cognitive Neuroscience5Life Sciences7Biotechnology11Healthcare3Regulatory Affairs2Policy2Clinical Research4Research11Science5Molecular Biology4Technological Innovation1
+12 more
BudgetsData AnalysisBusiness StrategyProject ManagementBusiness DevelopmentStart-upsCommercializationTechnology TransferMicrosoft OfficeVisual BasicMicrosoft ExcelManagementLanguages English · French · Greek · Norwegian · Spanish
From Sebastian's professional profile.
Colleagues at Nina Capital
Aline Noizet
Community Manager at Nina Capital
Anuj Patel
Venture Partner at Nina Capital
Bob Schulz
Chief Partnership Officer at Nina Capital
Daniel Fero
Managing Director at OMX Ventures
Fiorela Kapllanaj
Analyst at Nina Capital
Helen Routh
Venture Partner at Nina Capital
Himanshu Sharma
Senior Associate at Nina Capital
Jordi Pedrol
Head of Finance at Nina Capital
Frequently asked questions
- Who is Sebastian Anastassiou?
- Sebastian Anastassiou leverages his UCL Business tech‑transfer and healthcare commercialization background to connect academic and clinical innovations to funding and offers approachable, genuinely helpful VC-relations guidance to digital health founders.
- Where does Sebastian Anastassiou work?
- Sebastian Anastassiou is Partner at Nina Capital and Board director at Navidence and Board director at Segmed.
- What does Sebastian Anastassiou invest in?
- Sebastian Anastassiou invests in AI & Machine Learning, Data & Infrastructure, Healthtech, Medical Devices, SaaS.
- What check size does Sebastian Anastassiou write?
- Sebastian Anastassiou typically writes checks of $216K – $1.6M.
- Where did Sebastian Anastassiou go to school?
- Sebastian Anastassiou studied at IESE Business School (Master of Business Administration - MBA, Business Administration and Management); The University of Edinburgh (Master of Science (MSc), Management of Bioeconomy); The University of Edinburgh (Bachelor of Science (BSc), Neuroscience).
Same school
Also attended IESE Business School194
Avi MeirCo-founder & CEO of PerkCarlos ContiManaging Partner at Inveready Technology Investment GroupIgnacio PuigGeneral Partner at Inveready Technology Investment GroupRobin LiInvestor at GGV CapitalDan LupuInvestor at Earlybird Venture CapitalSamuel GilCEO & General Partner at JME Ventures
+ 188 more
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Shared employers
Also worked at Promptly Health1
Also worked at IESE Business School15
Athary AlmubarakChief Strategy Officer at SVCJavier PedralsPrincipal at Fen VenturesVarun DalalPartner at Inovia CapitalMargarita de la PeñaPrincipal, North America & LatAm at Zacua VenturesMarkus FleischerInvestment Director at 3TS Capital PartnersMaciej KrausPartner at Movens Capital
+ 9 more
