Abstarct: The enhancement in providing services and the level of people’s awareness, providing high-quality services to the customers, and maintaining their loyalty are some of the important challenges of service organizations. Neglecting the employees’ needs by creating a negative attitude in them hinders the provision of high-quality services. When the employees feel that the organization has paid attention to them and they are being supported in all situations, they will feel more responsibility and commitment to the organization. The investment of managers in the internal marketing and their commitment to the social responsibilities in order to the create sustainable competitive advantage for the service organizations in addition to applying the organization’s social responsibilities and the significant impact of this subject in creating positive professional attitude in employees can have a key role in the social concepts of financial-service organizations. Studying this research can help managers of the banks, the active organizations in providing financial services, in how to manage their activities with respect to the social responsibility and the way of focusing on the internal marketing in order to enhance their employees’ commitment and their retention. Utilizing the internal marketing methods and the management’s commitment to their implementation besides applying some plans for corporate social responsibility, at the individual level, can lead to the enhancement of employees satisfaction, motivation to progress, and making positive attitude towards work, organization, and managers, which can affect the physical and mental health of the people and at the organizational level leads to the increase in organizational commitment, performance improvement, organizational citizenship behavior, decrease in the intention to leave, and also reduction in the destructive organizational behavior. The author declares that there are no other researches done under about the subject of this study, accordingly, this study investigates the effect of management’s commitment to internal marketing on employees attitude toward work with the moderating role of internal marketing methods and the mediating role of social responsibility in banking.