Andrzej Siess was born in Łódź and graduated from Wroclaw University At the beginning of 90’s last century he has begun to cooperate with Raben, who established its logistics business more 30 years ago in Poland. Nowadays Raben Group is operating in 15 countries included Poland and CEE region, employ 10.000 people, have 1.000.000 sqm for rent and run 8.000 trucks in daily business.

Andrzej Siess has worked as Board Adviser to Raben Group Management for many years, represent Raben in Foreign Chambers of Commerce as well as Domestic and International Institutions like Polish Chamber of Commerce, Polish Foreign Investment Agency and Trade and many others in Poland.