(Telecompaper) TeliaSonera has fired its CFO and three other top executives following an independent review of its activities in Eurasia. CFO Per-Arne Blomquist will leave his position immediately and be replaced by Christian Luiga, currently Head of CEO Office. TeliaSonera did not name the three other executives. The investigationwas started in April after revelation sin the Swedish press over possible corruption in the development of the company's activities in Uzbekistan. TeliaSonera hired the law firm Norton Rose Fulbright to conduct a review of the transactions and agreements made over the past few years by TeliaSonera and its partners in Eurasia. While the review is still on-going, information received to date made it clear that "the processes for conducting some transactions have not been in line with sound business practices", the company said. As a consequence the four individuals will now leave the company. In addition to Norton Rose Fulbright the Swedish law firm Mannheimer Swartling has also advised the board. The company said it will hand over the material from the Norton Rose Fulbright review to the Swedish Public Prosecutor's office, which is conducting its own investigation of the company.