This research investigates the economic benefits of zero-waste strategies in Istanbul's construction and demolition (C&D) waste sector. Current waste management practices, challenges, and stakeholder perspectives are analyzed to identify improvement opportunities. A case study demonstrates the potential of zero-waste principles in the C&D sector, emphasizing financial savings. This research introduces the Zero Waste Construction Material Exchange (ZWCME) platform, a digital solution connecting waste generators with potential users and recyclers, promoting reuse, recycling, and upcycling of C&D waste materials. The research explores industry implications, identifies enablers and barriers to zero-waste adoption, and examines the policy and regulatory framework needed to support the ZWCME platform. Results highlight significant potential for economic benefits through zero-waste strategies in Istanbul's C&D waste sector, emphasizing stakeholder collaboration, supportive policies, and innovative solutions like the ZWCME platform.