List of Articles Bank Melli Iran Roof System Open Access Article Abstract Page Full-Text 1 - Summary The purpose of this study is to investigate the role of fintechs in customer retention mediated by customer satisfaction and is descriptive in nature and method and correlation in terms of relationships between variables. The statistical population included two sections of customers and employees of Bank Melli Iran branches in Tehran and the sample size was estimated 384 for customers and 248 for Bank Melli employees using stratified and noman salehi hasan mehrmanesh jalal haghighat monfared mohammad reza kashefy neyshabouri
