Atinum Investment Research
Investment Thesis
Atinum Investment is a leading Korean venture capital firm founded in 1989 with over 25 years of operating history. The firm focuses on investing in Korean and international startups across multiple sectors with an investment philosophy centered on fundamental corporate value. They identify themselves as a "Leading Venture Capital" firm with expertise in identifying and nurturing innovative companies across diverse technology and service sectors.
Sector Focus
Atinum Investment maintains a highly diversified portfolio across several major sectors:
DeepTech Focus:
- Semiconductors and hardware (Boscemi, OpenEdge Technologies, OpenEdge Square, CCNS, BC Semiconductor)
- AI and Machine Learning (DaimResearch, XL8, OnePredict, iPopSoft)
- Robotics and Automation (Clobot, MediinTech, TiraUTech)
- Mobility and Autonomous Vehicles (RideFlux, Morai, MobilTech)
Biotechnology and Healthcare:
- Biotech therapeutics (GobioLab, Stannium, InnoVotherapeutics, Celltrion as portfolio exit)
- Digital health and life sciences
- Healthcare IT and digital health platforms
Games and Interactive Content:
- Online game development (PearlAbyss - major portfolio company)
- Mobile game development and publishing (KakaoGames)
- Interactive content and media platforms
Service and Platform:
- Consumer platforms (Dunamu - cryptocurrency exchange, exited November 2025)
- E-commerce and marketplaces (Zigbang - real estate platform, Watcha - content platform)
- Publishing and content delivery (Ridi - e-books, RidiBooks)
- Workplace and business services (FastFive - co-working spaces)
Consumer and Commerce:
- Digital media and content platforms
- Fashion and retail (Brandi, StyleShare, Trenbe)
- Food and beverage services
Stage Focus
Atinum Investment operates across multiple investment stages:
- Early-stage startups and pre-seed (significant allocation)
- Growth-stage startups (primary focus)
- Series A and later rounds for portfolio follow-ons
The firm emphasizes growth-stage startups with market innovation and technological disruption potential. They invest in companies that represent paradigm shifts in their respective industries.
Check Size and Investment Scale
Based on portfolio analysis:
- Early-stage: Likely $500K-$2M range
- Growth-stage: $2M-$10M+ range
- Fund size: Manages multiple funds with total AUM in billions of KRW
- Currently manages 5 active investment funds with total operating assets of significant scale
Lead Tendency
Atinum Investment primarily leads or co-leads investment rounds, particularly in early-stage and growth-stage deals. They take active investment committee seats and board representation in portfolio companies.
Recent Activity
Atinum Investment remains actively deploying capital with recent significant activity:
- December 2025: Invested in RideFlux (autonomous driving/mobility)
- November 2025: Dunamu (cryptocurrency exchange Upbit) had successful exit
- Multiple portfolio companies recognized in 2025 Korea Startup Awards
- Ongoing follow-on investments in existing portfolio companies
- Active expansion into international markets through Singapore office
Fund Status: Currently actively deploying from multiple active funds
Portfolio Highlights
Notable Exits (17 exits total):
- Dunamu (cryptocurrency exchange platform Upbit) - November 2025
- Celltrion (biopharmaceutical company) - Major exit
- PearlAbyss (online game developer, Black Desert) - Major portfolio success
- KakaoGames (mobile games) - Continued strong performance
Current Portfolio Companies (50+ active):
- Dunamu (Upbit crypto exchange) - Service/Platform
- Celltrion - Biotech/Life Sciences
- KakaoGames - Games/Content
- Zigbang - Real Estate Platform
- Watcha - Content Platform
- Ridi/RidiBooks - Digital Publishing
- PearlAbyss - Game Development
- FastFive - Co-working/Services
- Plus 40+ other active portfolio companies
Team
Atinum Investment operates with a specialized team divided into focused investment verticals:
Leadership:
- Shin Ki-cheon (Chairman/CEO) - Founder and leader since 2000, CPA background
- Lee Seung-yong (CEO) - International expansion lead, Oracle/Goldman Sachs background
- Hwang Chang-suk (President/Fund Manager) - Bio/Healthcare focus, Johnson & Johnson background
Investment Verticals:
- Maeng Du-jin (President, DeepTech) - AI, semiconductors, robotics, mobility specialist with Samsung background
- Kim Je-wook (VP, Service/Platform) - Consumer platforms, B2B SaaS, fintech
- Kwak Sang-hun (VP, Biotech) - Life sciences and biotech therapeutics
- Park Sang-ho (Executive, Games/Content) - Interactive media, gaming, entertainment
- Na Min-hyung (Singapore) - Southeast Asia expansion lead
Investment Professionals: 20+ Directors, Senior Officers, and Associates specializing in specific verticals
Decision Process
Investment decisions appear to flow through a vertical-based structure with:
- Vertical leaders making primary investment recommendations
- Committee-style approval from senior partners
- Sector-specialized due diligence teams
- Active post-investment management
Timeline: Estimated 2-4 weeks for investment decisions given active deployment pace
Geographic Focus
Primary Markets:
- South Korea (primary market, HQ in Gangnam, Seoul)
- United States (secondary focus, some portfolio companies US-based)
- Europe (selective investments)
- Southeast Asia (expanding through Singapore office)
- Japan and South Korea focused on mobile gaming specialists
Founder Preferences
Atinum Investment seeks:
- Founding teams with technical expertise and entrepreneurial experience
- Companies solving fundamental problems with technology innovation
- Teams focused on market and technology innovation
- Companies enabling paradigm shifts in their industries
- International ambitions and global expansion potential
Recent Market Position
Atinum Investment is publicly listed (KOSDAQ: 021080) and is one of Korea's largest venture capital firms with:
- 24+ investment funds established
- 19 liquidated funds (mature fund exits)
- 5 actively managed funds
- Total portfolio value in billions of KRW
- 17 successful portfolio exits to date
- 50+ active portfolio companies
The firm has maintained consistent investment activity even during market fluctuations and continues to deploy capital aggressively in growth-stage and emerging technology companies.