Selection a strategic process for applying the Lean Six Sigma methodology to improve performance by using a hybrid approach, BSC & DEA

Most organizations to increase productivity and ultimately achieve sustainable competitive advantage for survival in the global business arena, focusing much of their attention to fix the problems, difficulties and weaknesses in their own systems and processes. Organizations spend a lot of time and resources to plan and develop their own strategies, but most of them fail in the implementation of the strategy.Organizations are looking for a breakthrough performance through integrated processes and technology to respond to the needs of our customers. The use of Lean Six Sigma methodology for organizations that operate in a competitive world is very functional. The importance of implementing Lean Six Sigma in an organization that is in issue or to be discovered process properly investigated and the selection process to the strategic objectives of the organization so that the organization can be targeted to improve process performance and take steps towards continuous improvement. The purpose of this research is a strategic process through the accounting department processes to improve performance through the application of Six Sigma methodology Ghavamin Bank was pure. Therefore, in this study, the criteria for the selection process to select a strategic process through six main measure Balanced Scorecard and by experts Ghavamin Bank, were identified. Then processes information related to the accounting department of the bank through a database of Ghavamin as well as interviews with experts were collected Bank. The final step using cross efficiency DEA model to assess the efficiency of the process was done, the results showed that the process was No. 18 in the first place. And as the bank's strategic process to make continuous improvement in the Lean Six Sigma methodology was introduced.