Sustainable sourcing is a global trend, with companies adopting eco-friendly policies. Companies benefit from reduced costs 5-10 and increased brand equity 15-30 Notably, 40 definition of supplier development: activities undertaken by a buying company to identify, measure and improve supplier performance. Purchasing provides the company with the information needed to make informed decisions. When it comes to sustainable sourcing, reducing CO emissions is an important objective. These broadcasts can be divided into. and emissions. emissions result from the combustion of fuel, exhaust gases from company vehicles and, sustainable purchases from an economic, green and social point of view are part of the “Corporate Purchasing Policies and ", whose final objective is to identify best practices to promote sustainability throughout the supply chain in the field of public and private procurement and develop a, Amid the number of studies on sustainable procurement and PSM supply management, we still need to learn how sustainability makes sense for organizations and their stakeholders. Supplier selection and development is a crucial activity for companies to create sustainability across their supply base. Reuter et al. 2010 identified four benefits of a well-defined supplier development program. First, suppliers gain the ability to respond quickly to changing buyer expectations. Greenpeace has launched an aggressive campaign against Nestl, accusing the organization of enabling rainforest deforestation through its palm oil suppliers. The aim was to damage Nestl's brand image and, thus, force the organization to make its supply chain more sustainable. Landmark cases like these have led to: The objective of this study was to examine the role of sustainable purchasing practices on supply chain performance. The study adopted a case study based research design.