OT Optima Telekom d.d. (Croatia)

OT Optima Telekom d.d. is a telecommunications company located in Zagreb, Croatia. The company was incorporated in 2005 as Tele2 and later joined the United Group, a leading provider of telecommunications and media services in the region, in November 2020. The company is now known as Telemach. Telemach focuses on providing its customers with the best value for their money and connecting them to what matters most to them. They differentiate themselves by continuously investing in infrastructure and advanced technology. Telemach is building a modern optical network to provide ultra-fast broadband internet access with speeds up to 10 gigabits and is preparing for the introduction of an ultra-fast 5G network. The company's service and offerings are based solely on the needs and desires of its customers. Telemach is a member of the United Group, which operates in eight countries and includes leading telecommunications operators in the region. The United Group also includes United Media, which manages popular channels in the country, and CAS Media, the largest advertising space sales agency for cable and satellite channels in the region.