Konstantinos Macheras, Chairman of IELKA, was born in Athens, Greece in 1953 he is married and has one daughter.

He studied Business Administration  at the University of Piraeus and he obtained  a degree in MBA from the Roosevelt University of Chicago in U.S.A. (Business Administration & Marketing). He speaks English, Italian and Dutch.

He started his professional career in the Retailing area in the U.S.A., as a Purchasing Manager in the Quality Super Market company at Chicago. He had been a dynamic executive for over 14 years in the Mars Inc., since 1982 in Holland- Marketing-Sales-Export Sales- as well as General Manager in Greece and Italy. He had also served as General Manager of Chipita International (1996-97). Konstantinos Macheras was Executive Vice President of Delhaize Group & CEO of South-eastern Europe and Indonesia for 19 years.

He was a member of the Board of Directors at EASE (Association of Greek Executive Officers), SEET (Association of Greek Food Enterprises), EEDE (Hellenic Management Association) and since 1999 President of IELKA (Research Institute of Retail Consumer Goods) ,NED (non-executive directors club ) and member of the “FUTURE LEADERS DEVELOPMENT PROGRAM” in Greece. Today is member of the Board at IOBE (Foundation for Economic and Industrial Research and a number of Greek and foreign companies.

In 2005 he was named Officer in the order of King Leopold II by the King of Belgium Albert II. In April 2009 Konstantinos Macheras was nominated “Manager of the Year 2008” by the Hellenic Management Association. In 2009 was also nominated as “Retailer of the year” and in 2010 as the first CEO on CSR issues. In 2010 he was also awarded as the “Retailer of the decade”.