Junsu Ko
Co-Founder & CEO
Ph.D. in Bioinformatics, Seoul National University
Former Principal Researcher, Theragen Etex Bio Institute
Fewer Experiments, Higher Success Rates — design your next drug candidate with AI.
Co-Founder & CEO
Ph.D. in Bioinformatics, Seoul National University
Former Principal Researcher, Theragen Etex Bio Institute
Co-Founder & CSO
Ph.D. in Statistics, Korea University
Former Principal Researcher, Samsung Medical Center
CTO
Ph.D. in Physical Chemistry, Seoul National University
Professor, College of Pharmacy, Seoul National University
CAIO
Ph.D. in Statistics, University of Michigan
Former Professor, Department of Applied Statistics, Dankook University
Head of Drug Design
Ph.D. in Chemistry, Seoul National University
Professor, Department of Chemistry, Korea University
Protein Design Lead
Ph.D. in Structural Biology, University of Cambridge
Former Postdoctoral Researcher, University of Cambridge
Head of Platform Development
Ph.D. in Computer Science, University of Arizona
Former Principal Researcher, Theragen Etex Bio Institute
CAF Drug Development Lead
Ph.D. in Health Sciences and Technology, Sungkyunkwan University
Former Postdoctoral Researcher, Samsung Medical Center
"Structure-Based AI Discovery of Small-Molecule Drug Candidates" project · MSIT 2026.01
'Development of an AI-Driven Lab-in-the-Loop HT Validation and Automation Platform' · KMEDI Hub 2026
'Development of Multi-Factor Integrating AI Agent Digital CRO System for Immunogenicity Prediction' · Ministry of Trade, Industry and Energy 2026
2025.05 "Deeptech Incubator Project for Startup" · Ministry of SMEs and Startups
2025.03 MOU for 'Development of Innovative New Drugs Using AI' · Celltrion Pharma
2025 'Development of Digital Process Design Technology for the Manufacture of AI-Based Targeted Conjugated Drugs' · K-BIO Health
Series-B Bridge investment 2024.07
MOU for 'Development of Innovative New Drugs Using AI' · Dongkook Pharmaceutical 2024.03
'KOREA-US Joint Project of Therapeutics Development' · MOHW 2024
2023.11 'Translational research based on next-generation digital Bio data' · Samsung Medical Center
2023.05 MOU for 'Development of patient-focused innovative drugs using AI' · KMEDI Hub
2023.03 "Development of an AI-Based Antibody Design Platform" project · K-BIO Health
Launch of AD3 2022.10
MOU for 'Development of New innovative drugs using AI' · Samsung Medical Center 2022.10
'AI-based innovative new drug discovery project' · MSIT 2022.06
2021.12 Series-B investment
Series-A investment 2020.11
2019.12 2019 AI Drug Development Platform Project · MSIT
Arontier Founded · Seoul, South Korea · November 2017 2017.11
We are always looking for passionate scientists and engineers who want to build the future of drug discovery.