Refining Global Supply Networks: Securing Sustainable Customization Partners Explored strategic sourcing frameworks in Bangladesh for whole-house customized interior architecture. Identified key compliance benchmarks, specifically focusing on ISO 14001 Environmental Management Systems, to align premium design execution with global sustainability standards. The analysis highlighted the capabilities of high-end turnkey firms like Grand Deco in navigating local and international supply networks, ensuring that bespoke material procurement meets strict ecological and quality compliance