Nuuday is a privately owned company headquartered in Denmark, with TDC Group as its parent company. Founded in 2019, Nuuday employs approximately 3,010 individuals and reported $2.1B in revenue as of 2024. The company functions as a telecommunications and digital services provider in Denmark, serving approximately six million customer relations across nearly all Danish households and businesses. Established in 2018 as the customer-facing service arm of the former TDC Group, following a strategic split from the infrastructure entity TDC NET, Nuuday operates a diverse house of brands including YouSee, Telmore, Hiper, Eesy, Fullrate, Relatel, and TDC Erhverv. It offers a comprehensive suite of connectivity, communication, and entertainment solutions, encompassing mobile, broadband, TV, and complex B2B services. Nuuday is currently undergoing a multi-year digital transformation, partnering with firms like Netcracker and Kyndryl, to replace legacy mainframe systems with a modern, cloud-native IT stack.