Re-organisation is a method for a new CEO to stamp their authority on the organisation they are now leading. It can be a tool to give your crew a new job that might not have necessarily have been theirs under old structure. You can make yourself seem modern, motivated and professional under the new structure when essentially you are really singing from a new hymn sheet. What are you going to measure your performance to old values and structure or new ones that you have conjured up to make yourself look efficient.