The contemporary business landscape is witnessing a paradigm shift towards sustainable practices, with companies recognizing the need to integrate environmental considerations into their operations. This case study delves into a strategic partnership between KCM, a leading Bulgarian zinc and lead producer, and Enery, a multi-technology green energy producer. The study explores how prime industrial companies like KCM can successfully collaborate with renewable industry leaders like Enery to secure the construction of large-scale green energy projects supporting the local communities, country’s decarbonisation targets and finally, support sustainable economic growth.