Korea Airport Service Co., Ltd. (005430.KS) provides aircraft ground handling and aviation support services primarily at airports in South Korea, including Incheon and Gimpo; its core offerings encompass passenger check-in and baggage handling, cargo loading and unloading, aircraft towing and pushback, fueling, ramp handling for catering and cabin storage, interior and exterior cleaning, de-icing and snow removal, wheelchair and ambulance services, water and toilet servicing, and ground equipment rental. The company, founded in 1968 and headquartered at 13 Yangcheon-ro, Gangseo-gu, Seoul, also manufactures and sells HANJIN Jeju Pure Water brand drinking spring water, engages in limestone mining and processing, and provides livestock farming and agricultural products. As a subsidiary of Korean Air Co., Ltd., it serves Korean Air and over 50 global airlines across multiple domestic and international airports. Recent developments include FAA approval for U.S. aircraft maintenance services and affirmed dividends of KRW1,000 per share amid steady Q3 2025 earnings, while benefiting indirectly from Korean Air's completed 2024 acquisition of a 63.88% stake in Asiana Airlines, enhancing Incheon Airport hub operations without direct workforce restructuring.