Krzysztof Tarka, Managing Partner at TES, opens Warsaw Executive Summit devoted to the subject of “How Millennials Are Changing Companies and Industries?”. The Warsaw Executive Summit is an exclusive event grouping heads of leading companies. It is organized by Mindspace. Global and regional and national leaders from Hays, Mindspace, Public Space and PwC were invited to discuss TES and Krzysztof Tarka’s key note on “The Clash of the Decades?”