Marius Kohl
Marius Kohl is the former chief of the Luxembourg tax agency Sociétés 6. During his 22-year tenure, he was solely responsible for approving thousands of tax arrangements for foreign companies investing capital in Luxembourg. He retired in 2013. Kohl was known by the nickname "Monsieur Ruling" and
has been credited with helping to secure €1.2 billion in annual tax revenue for Luxembourg.