Marianne has been leading Invitel Group’s Residential and Small Business Unit since 2015. Previously, from 2012, she worked as Invitel Group’s Residential Marketing Director. She was responsible for the creation of a client-focused and competitive product portfolio, and the development of services in line with customer requirements. She has two decades experience in the telecommunications sector. Marianne Langsteiner qualified as a certified Economist in the legal predecessor of Budapest Corvinus University. She then obtained a diploma of electrical engineering from the Kandó Kálmán Technical College. She held senior positions in Magyar Telekom and its predecessor companies. She worked as Marketing Director for T-Mobile and T-Home business unit from 2005 and 2008 respectively, taking responsibility, amongst others, for the rebranding of what was formerly known as Westel. Before joining Invitel, she was Marketing Director of MALÉV Hungarian Airlines.