Sung is the Co-founder of fuboTV, the leading sports-first virtual MVPD with over hundred thousand subscribers. He was part of the team that launched the service in 2015, leading the design and development of its initial technology stack on web, iOS, Android, Fire TV, Apple TV and Roku. Prior to founding fuboTV, Sung was an early employee of SVOD service DramaFever. He played a critical part in growing the company from few thousand subscribers to more than 100,000 before he left to start fuboTV. DramaFever was sold to Softbank and is now part of Warner Bros. Digital Networks.