In the context of Jordan, the intricate relationships among business performance, environmental supply chain management, and sustainable intellectual capital are investigated. the data of 250 entrepreneurs from multiple fields, such as tourism, agriculture, manufacturing, and technology. The results clarified important factors impacting sustainable business practices and how they affect performance. The calculated coefficients provide actual proof of the complex relationships among these factors and emphasize the importance of a complete strategy for sustainability in the present competitive landscape. The findings show that a performance improvement is projected to follow an increase in sustainable intellectual capital. The study also clarifies how crucial a role environmental supply chain management practices play as a mediator. It emphasizes its function in mediating the link between influence on the relationship between sustainable intellectual capital and performance. This mediating function emphasizes how critical it is to adopt efficient environmental supply chain procedures to convert creative and entrepreneurial efforts into observable performance results. This study's conclusions have applications in both academics and practice. In the academic world, they offer actual proof of the connections between these crucial variables and deepen the body of knowledge already in place. The research's practical implications include advice for company leaders and entrepreneurs on how to use best their efforts in environmental supply chain management, and sustainable intellectual capital.