The Role of Maintenance Repair Overhaul Supply Chain Management in an operationalrnand organization performance: The case of Ethiopian Airlines.rnThe aim of Supply chain management is to improve the overall organization performancernand customer satisfaction by improving product or service delivery to consumer.rnThe specific objectives were to: establish the role of Strategic supplier partnership, the rolernof supply chain management Department in Maintenance repair overhaul , the role of Internal leanrnpractice and role of level of information sharing & quality base on the operational andrnorganizational performance of Ethiopian Airlines: A descriptive case study design was used.rnStatistical analysis was carried out using SPSS.rnThe purpose of this study is to identify relationship between the supply chain managementrnpractices with operational and organizational performance in an Ethiopian airline. The supplyrnchain management practices are include Strategic supplier partnership, Levels of InformationrnSharing, Levels of Information Quality, Maintenance department integration and Internal leanrnpractice required to the organizational performance, while the operational performance is one ofrnthe dependent variable associated with the supply chain management practice that affect therncompany performance. This study uses strains of supply management practices with reduced therncompany cost. Also the practices from that cross are then analyzed. The results of this analysis canrnbe used to find which supply chain management practices correlate with specific properties likernquality, price, delivery dependability, product time to market and overall the companyrnperformance.