Cross border M&A. Home › Forums › Cross border M&A. This topic has 5 replies, 6 voices, and was last updated 5 years, 11 months ago by . Viewing 1 post (of 1 total) Author Posts August 8, 2019 at 8:42 am #35800 AnonymousInactive What would you consider to be the most challenging aspects of a cross border post merger integration beyond the obvious national culture difference? Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In