MONTREAL--Sept. 8, 2005-- Quebecor World Inc. is pleased to announce the appointment of Jacques Mallette as Executive Vice President and Chief Financial Officer, Quebecor World. He will be responsible for all the Company's financial activities upon the retirement of Claude Helie on September 30, 2005. Mr. Mallette will also continue in his role as Executive Vice President and Chief Financial Officer of Quebecor Inc. "I want to thank Claude Helie on behalf of our shareholders and employees for the major contribution he has made to the Quebecor group of Companies over the years," said Pierre Karl Peladeau, President and CEO, Quebecor World. "Throughout his career, with Donohue, Quebecor, Quebecor Media and Quebecor World, Claude has been an example of determination and integrity. He has worked tirelessly on behalf of all our stakeholders and we wish him all the best in a well-deserved retirement." Jacques Mallette joined Quebecor as Executive Vice President and Chief Financial Officer in March 2003. Previously, he held the position of President and Chief Executive Officer of Cascades Boxboard Group Inc. During his 8-year tenure at Cascades, he also held the positions of Executive Vice President and Chief Financial Officer. He holds a Bachelors Degree from the University of Montreal and is a member of the Order of Chartered Accountants of Quebec. "Jacques has contributed to the recent success of Quebecor Media and helped in improving its financial situation. His experience will provide Quebecor World with additional expertise to assure the success of it's recently announced investment plan" said Mr. Peladeau.