Question: A man nicknamed "Nalle" is the Chairman of the board of what financial company that employs nearly 6,800 employees?
Sentence (from "Björn Wahlroos"): Björn Arne Christer Wahlroos (born October 10, 1952 in Helsinki) is the Chairman of the Board in Sampo Group, Nordea and UPM-Kymmene.
Relevant evidence: Yes