Simon Sim

Simon Sim is the CEO of Kabam and Jam City, where he leads the strategic direction, operations, and long-term growth of two of the world’s leading mobile game companies. He oversees a global portfolio of free-to-play, live-service games and development studios across North and South America, with a focus on innovation, operational excellence, and delivering world-class entertainment experiences to players worldwide.

In addition to his CEO responsibilities, Simon serves as the Western leader for Netmarble, guiding the company’s expansion and operations across Western markets. His leadership spans game production, localization and culturalization, marketing strategy, social media, and creative development, helping bridge Eastern and Western approaches to game development and publishing.

Prior to his current roles, Simon held several executive leadership positions at Netmarble in South Korea, where he led technology strategy and managed internal game development teams. Earlier in his career, he served as CTO and COO at CJ Group, where he helped drive technology and business transformation during a pivotal period of growth.

With more than 30 years of experience spanning technology, artificial intelligence, and interactive entertainment, Simon brings deep expertise in game development, platform innovation, and global business leadership. He earned a bachelor’s degree in Computer Science and a master’s degree in Artificial Intelligence from Pusan National University and completed doctoral studies in Natural Language Processing.