The Supplier Concentration Index is a financial resilience indicator used in property development finance to measure reliance on a limited number of suppliers for materials, labour, or specialist services. A high index suggests that a small disruption, such as insolvency, delays, or cost escalation from one supplier, could significantly affect project budgets and delivery timelines. Lenders and investors assess this index to understand concentration risk, supply chain resilience, and covenant strength. Developers who manage supplier diversification effectively can reduce counterparty risk, enhance liquidity resilience, and improve the overall stability of their property development finance structure.


This sits beneath Financial Resilience & Liquidity Indicators, introducing a more specific variant of the measure without changing its core interpretation. It is commonly considered alongside Sales Agent Dependence, as both are closely related measures used to assess similar aspects of performance or risk. In funding terms, Supplier Concentration Index is most commonly encountered in connection with Construction-to-Mini Perm within the property development capital stack.
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