Oct 13 (Reuters) - TVA Group Inc
* Management changes at TVA Group Inc.
* Says CEO and president Julie Tremblay to retire
* TVA Group Inc - Tremblay is also resigning from TVA Group board of directors and as president and CEO of Quebecor Media Group
* TVA Group Inc - Appoints France Lauzière as president and CEO of TVA Group and chief content officer of Quebecor content Source text for Eikon: Further company coverage: