SK Square is a Seoul-based corporate strategic investor and holding company affiliated with SK Group, investing in ICT and technology-related businesses in South Korea. Its portfolio spans semiconductors, cybersecurity, e-commerce, mobility, digital content, app marketplaces and gaming, with companies including SK hynix, SK Shieldus, 11st, T Map Mobility, One Store and T1. The firm is most relevant for founders seeking a strategic capital partner for later-stage technology, consumer internet, supply chain or AgTech opportunities with South Korea relevance.