Improvement of warehouse processes by implementation of lean Six Sigma in global supply chain

Purpose: Nowadays businesses concentrate on the highest efficiency and lowest waste, that’s why some organizations implement Lean Six Sigma as a complete package of adapted tools. This article evaluates the implementation of the Lean Six Sigma method. Design/methodology/approach: The case study presents an approach and project scheme adjusted by Global Supply Chain Manufacturer. This paper shows the results of the LSS method implementation in the internal and 3rd Party Logistics distribution center. Findings: This warehouse process improvement method uses tools like ECRS for process map, Cause-and-Effect Diagram, 5Why&1How analysis, Spaghetti Diagram, Flow Process Analysis sheet, and Action Plan. Practical implications: This article evaluates three logistics processes in two distribution centers where LSS has been applied: handling process and twice picking process. Results provide enhanced process and saving for owned DC (0,8m€) and lower rates in 3P DC (saving 2m€). Originality/value: Project was so satisfactory for the corporation that it developed global online training. The case company represents a significant source of information to gain understandings of the effects of implementing LSS in warehousing services.