Telenor Common Operation (TnCO) is a Technology Service Provider delivering Network and IT services to Telenor Business units in CEE and beyond. Established on the 1st October 2013, the company aims to provide high quality services and to efficiently share the technical expertise and resources of the four CEE Telenor subsidiaries. Headquarter is located in Torokbalint (Hungary), while branch offices are located in Belgrade (Serbia), Sofia (Bulgaria), and Podgorica (Montenegro). Built on the high quality competences available in the region, the cross-border cooperation can draw on regional synergies, best practices and can offer cost-efficient solutions.As of August 2018, TnCO is part of PPF Group.