Now that the long mooted takeover of the Trevira Group by DB Investor has been finalised, the company has announced a number of board changes.Chairmanship of Trevira GmbH has now been transferred from Ulrich Huwe to Bernd Sassenrath, an executive who has over 20 years' experience of the fibre business of Hoechst. He most recently acted as chairman of Axiva, a company in which Siemans took over a majority shareholding at the beginning of this month.Other main board appointments affect Dr Harmut Last and Gerd Hochapfel. Dr Last will take charge of the BU staple fibres division and production and technology at Trevira, while Gerd Hochapfel will combine responsibility for the BU filaments division with marketing and sales for Trevira.