Conflict is an inevitable occurrence in any human interaction setting and organisations are no exception. Communication is an essential an important aspect of conflict. People run organisations and without interaction through communication, organisational existence would be next to impossible. This dissertation aims to explore the role of interpersonal communication in managing peer co-worker conflict in a Non-Governmental organisation, SILC KENYA, Eldoret. This study adopted a qualitative case study. Semi-structured face-to-face interviews were conducted to collect data from fifteen employees of the same hierarchical level. The study revealed various causes of conflict amongst the peer co-workers. Exchange of resources amongst peer co-workers was seen to better interpersonal relations in the workplace and it was further noted that interpersonal communication plays an important role in conflict management. The study recommends that peer co-workers should be equipped with interpersonal communication skills through frequent teambuilding activities and training workshops to aid in conflict management. / Communication Science / M. A. (Communication Science)