This report examines sustainable management and marketing through the framework of a circular economy. It begins with an executive summary and introduction that defines the circular economy and its benefits, particularly in addressing resource issues and waste reduction within industries like the readymade garment sector. The report then delves into the specific challenges of resource management, highlighting the increasing consumption and waste generation, and the importance of controlling resource usage. It analyzes how organizations are adopting circular economy principles through narrow, slow, and closed resource loops to minimize environmental impact. Furthermore, the report explores the value dimensions of the circular economy, including value proposition, creation, and capture, and their role in fostering environmental sustainability and customer loyalty. Finally, the conclusion emphasizes the critical role of the circular economy in safeguarding the environment within the context of the growing global readymade garment industry.