BERLIN, Sept 12 (Reuters) - Former Deutsche Bank Chief Executive Josef Ackermann said he would step down from thesupervisory board of German engineering conglomerate Siemens, where he is second deputy chairman.
"I have decided to step down from the supervisory board ofSiemens. I will however retain all my other board seats." hetold reporters in Berlin on Thursday.
He is also a member of the nomination and successioncommittee at Royal Dutch Shell where he is anon-executive director, and a director at Investor AB, aninvestment company founded by Sweden's Wallenberg family.
Last month, Ackermann resigned from his position as chairmanof Zurich Insurance, following the suicide of thecompany's chief financial officer.