In asset management, the availability of appropriate information is key in generating strategic, tactical and operational business decisions. Especially in the planning of asset management, it is required centralization and integration of data to ensure the control of the output (information) in the decision-making. PLN TJBB currently develop data management consist of assets data and asset management data. Their life cycle begins from acquire, storage, update, utilize, access, archive and disposal of data. Data management aims to standardize the management of data collection for all department in organizations. Nowadays, the data are still handling with different standard and management. Control data management is important to ensure that data which is being managed are the correct and useful one, and these are being used as the basis for decision making. It is means that we are not collect data without knowing the value obtained from the data store. Approach to data management development are by assess data in order to determine the current conditions and improve data management to fulfill the needs in the future with consideration of overall business process. It is also considering the organizational behavior include: employee discipline, competence level in utilizing the tools of data collection, commitments to the existing data, and so on. This paper will discuss phase in data management, consideration that being used, the obstacles, the process of formulation, unique organizational behavior and available resources.