4iG IT Management
He graduated as a technical IT specialist from the University of Pécs. In 1997, he joined Daten-Kontor Ltd., a forerunner
of today’s T-Systems Hungary, where he filled several leading roles before becoming the company’s managing director and co-owner.
In 2011, Daten-Kontor became a subsidiary of the Magyar Telekom Group, where he kept his role as Managing Director. In the
following years he directed the corporate application development business of IQSYS Ltd. as well as Daten-Kontor jointly.
From 2018, he worked with the CEO of INNObyte Ltd. as his consultant. In 2020, he acquired a majority share in the company,
and he was responsible for the management of commercial and production processes as well as for strategy, innovation and business
development. In 2020, the majority block of shares was acquired by 4iG, following which he was elected as a member of the
Board of Directors of the capital market company. In recent years, László Blénessy has played an active role in the operational
management of the corporate group. Following the acquisition of Vodafone Hungary, he served as the interim CEO of the company.
From April 2022, he also undertook the role of CEO at Antenna Hungária for nearly a year. Until March 2024, he held the position
of Deputy CEO responsible for technology within the 4iG Group.