Cetin, a privately owned company headquartered in Czechia, was founded in 2015 and employs approximately 1390 individuals. It reported $1.4B in revenue as of 2024. Operating under parent companies PPF Group and e&, the company functions as a wholesale provider of active and passive telecommunications infrastructure services in the Central and Eastern Europe region. Cetin Group was formed following a structural separation of infrastructure business from O2 Czech Republic and three Telenor branded operators in Eastern Europe, encompassing four CETIN operating companies across the Czech Republic, Bulgaria, Hungary, and Serbia.