The news that construction giant Carillion has gone into liquidation, after losing money on big contracts and running up huge debts of around £1.5bn, raises questions for finance directors of companies caught in its supply chain.

Should they, like hedge funds, have been concerned at an early stage that Carillion was taking 120 days to pay  suppliers and what of those other firms working with suppliers to Carillion that are also affected?

The issue is a stark reminder to companies to undertake due diligence on their customers and suppliers. It also raises questions of whether companies have developed a dynamic business model in place to ensure business resilience.

Today we publish the views of Chris Astle, CFO-in-Residence, on how thinking about sustainability can ensure resilience and therefore long term  competitive advantage. It seems all the themes are linked.