Claim: Ryder is a provider of services.

In commerce , supply chain management -LRB- SCM -RRB- , the management of the flow of goods and services , involves the movement and storage of raw materials , of work-in-process inventory , and of finished goods from point of origin to point of consumption . Interconnected or interlinked networks , channels and node businesses combine in the provision of products and services required by end customers in a supply chain . Supply-chain management has been defined as the `` design , planning , execution , control , and monitoring of supply chain activities with the objective of creating net value , building a competitive infrastructure , leveraging worldwide logistics , synchronizing supply with demand and measuring performance globally . ''   SCM practice draws heavily from the areas of industrial engineering , systems engineering , operations management , logistics , procurement , information technology , and marketing and strives for an integrated approach . Marketing channels play an important role in supply chain management Current research in supply chain management is concerned with topics related to sustainability and risk management , among others , whereas the `` people dimension '' of SCM , ethical issues , internal integration , transparency/visibility , and human capital/talent management are topics that have , so far , been underrepresented on the research agenda .