Social innovation, which ensures social balance and order, is only possible with the active participation of the institutions, actors, entrepreneurs and stakeholders that will carry out this action. Human is an intrinsically social being and needs communication. A society of human groups undoubtedly has needs and problems. In order to solve these problems businesses, voluntary organizations and government provide their contributions. Businesses and their employees meet the needs of society both as a pioneer of social responsibility projects and a systematic change. At this point, employees, the human resources of enterprises, undoubtedly have a large share and are of great importance. What features of employees lead them to social innovation? Altruism is to help others voluntarily, to be sensitive, to have foresight and responsibility. The question of “Can altruistic behaviors of employees foster social innovation activities?” is the problem of the research. The aim of the research is to examine the effect of altruistic behavior in the field of technology on social innovation. Accordingly, the research sample consists of 200 employees of technology enterprises which operating in and around Istanbul. The datas which obtained from survey method were analysed by correlation and regression analyzes. As a result of the research, it was determined that altruistic behaviours in the technology sector, positively and significantly effect the social innovation.