Tariku Jebena(PhD)Serkalem Atnafu2026-03-312026-03-312025-10https://etd.aau.edu.et/handle/123456789/8022All organizational factors combined with supply chain management practices should ultimately lead to improved organizational performance. Garment manufacturers should make proactive efforts as an es-sential or vital point of administrative consideration. This study tried to assess the effect of supply chain management practices on organizational performance. A structured questionnaire was used to collect the responses to conduct an explanatory research design on selected manufacturing firms in Hawassa, Ethi-opia. The target population for this study was 20,286, and self-administered questionnaires were distrib-uted to the sample size calculated 378 respondents. The study employed multiple linear regression to ex-amine the assumptions made in the hypothesis and specifically to assess the relationship between the var-iables and firms’ performance. The analysis of the study measured how the supply chain practice (sup-plier relationship management, customer relationship management, information sharing, supply chain leadership, postponement) plays a role in organizational performance. Results of This study found a sig-nificant relationship between (the quality of information sharing and supplier relationship & customer relationship management) on organizational performance manufacturing firms. Furthermore, supplier leadership and postponement have an insignificant role in organizational performance. However, results show that the quality of information sharing, and strategic supplier relationship and customer relation-ship have significant impact on organizational performance. According to the report, companies should view supply chain management practices from the perspective of Supplier relationship management, cus-tomer relationship management, Information Sharing and Supply Chain Leadership. According to the report, companies should view supply chain management practices from the perspective of Supplier rela-tionship management, customer relationship management, Information Sharing and Supply Chain Lead-ershipen-USsupplier relationship managementcustomer relationship managementinformation shar-ingsupply chain leadershippostponement. organizational performanceHawassa industry parkThesis