The business sector has not been unconnected to the conflict, having such diverse roles within society, beginning from the role of victim, peacebuilding agent to conflict generator (Rettberg, 2012). The following article aims to delve into topics such as organizational behavior, peace building from the private sector and relational marketing, understanding how organizations will help communities in the specific context of the Post-Conflict through community strategies for the construction of peace through a literature review.