At information age, communication has dialogical and two-sided process, which makes corporations' sharing knowledge with their target margets more effective. Social networks which have been used frequently in recent years have the potential to uprise this effectiveness to a maximum level. Today, many corporations that are profit or non-profit oriented use social networks as a part of communication. Professional Bodies are also among them.It is an issue of concern whether these professional bodies use their own social accounts effectively from the perspective of dialogical communication. In this study, corporate Facebook and Twitter accounts of professional bodies, which are active in Turkey and take part in marketing communication network, have been studied within the scope of dialogical communication components. As a part of the study, in which content analysis, one of the qualitative research methods, has been used, the social media usage of Professional bodies in the field of marketing communication in Turkey has been analysed from the perspective of dialogical communication.