Studies have shown that decision making is considered germane for productive daily existence. Putatively too, innovative management decision making is deemed central to organizational success. However, there is an on-going debate as to the extent to which organizations can effectively turn their everyday managerial decision making to engender organizational excellence in the face of challenging business environment characterized by frequent economic fluctuations, technological advancements, and rapid pace of industrialization. Consequently, this study examined the relationship subsisting between effective management decision making and organizational excellence. Content analysis research approach involving the review of previous scholarly works was employed for the study. Findings from the study indicate that for managerial decision making to stimulate organizational excellence, practitioners must avoid decision traps while also putting into proper focus the place of team and collaborative efforts in their respective organisation. The study therefore concluded that effective decision making is a sine qua non requirement for organizations desirous of outperforming global competition as well as maintaining interactive relationships with customers and other relevant stakeholders. It is therefore recommended that managers should continuously embrace innovative ideas so as to constantly enhance their organizational excellence against all business odds.