Integrating application systems based in organizations creates coordination and interaction between people and organizational units and hardware, software, and database infrastructures. This optimal solution integration results in achieving process maturity and creating suitable conditions for making strategic decisions at management levels to improve organizational performance. Therefore, this study aimed to develop a native executive method for integrating organizational application systems at the management level following the characteristics of Iranian government organizations and their execution in a marine organization platform as a case study. V method was used as a methodology in the execution algorithm for integrating organizational application systems. The effectiveness of the proposed method was proved through a case study and its execution in the real world in the framework of a government organization. The executive method explained for the integration of application systems in the field of defense management was implemented as a case study. This method became native to the marine industry and is suitable for use at the management levels of marine organizations. The advantages and achievements of using this executive method in a case study are 1) Improving the flow of data and information, 2) Increasing the ability to interpret data and information, 3) Reducing the costs of implementing, using, developing, and maintaining databases and organizational application systems, 4) Increasing flexibility and productivity of business processes, and 5) Integration and automation of processes is desirable.
