Abstract: The aim of this study was to expand the base of knowledge and to test the relationship between the component of organizational culture that is power culture effects on service delivery. The study adopted descriptive research approach to explore the impact of power culture on service delivery. In this study, primary data was collected through questionnaires from employees. Census inquiry method was adopted involving the 225 employees. The sample in this research included departmental heads field officers and other support staff. The power culture, as a predictor significantly affect service delivery of employees at ELDOWAS. There is a significant and positive relationship between power culture and service delivery.Where r=.845**and P<0.01 .Power culture is therefore an important ingredient in effective service delivery among employees. Culture influences performance in the sense that its content can be either an asset aspect or liability aspect.The study therefore concludes that employees cannot deliver their services well in an absence of strong leadership and management in the organization.Hence the study concludes that power culture should be given a lot of emphasis this is because the person in power should poses necessary qualities that can make employees perform better.