This paper focuses on the corporate environmental performance and its motivating factors. The background of the study is a questionnaire survey covers 82 Hungarian manufacturing companies. The identification of the environmental performance based on the study of György Pataki and László Radácsi who create a group of environmental indicators. The motivating factors are several stakeholders of the companies who have affect on an organization's environmental actions. These motivations can be divided into internal and external factors. According to the questionnaire survey the combination of internal and external factors seems to the most important to the better environmental performance.