Decision making related to property criteria in the office will contribute to both organizational performances. This research intends to construct a model of the support system of the decision making in the process of increasing the performance in the office and to determine the criteria used for an elected employee who be promoted to a new position in the office. Model decision-making are expected to help the decision makers to get the information so that it is easier for the election of worker to be promoted in the organization. Development of decision-making system using an analytic hierarchy process (AHP) were used Hospital Pertamina Bintang Amin, Lampung. This system would yield a weighing criterion that would affects to the decree of the election of workers. An alternative model decision making is also developed in the process of increasing the efficiency within the organization itself. The working principle of the model system is by analysing and deciding the employees who are worth to be promoted. The employee’s promotion system model does provide services for effectively analysing and deciding the decent employees. The analytical hierarchy process provides an assessment of criteria that influence the selection of decisions by the alternative decision-making models. The system does compare the interest between the criteria, the intensity and referring to the assessment of employees results in producing the output results by the end of the system process.