A student company is an educational program that allows students to be involved in the development and running of their own companies, with real products and services, and to manage their earned money during their high school education.In order to ensure the successful operation of their companies, students are encouraged to interact with the business sector, potential customers, institutions and the civil sector while promoting their work and community in a broader context than school. Through the Student Company program, in addition to gaining knowledge of the mechanisms by which business operates, students learn about the market economy and the benefits it brings.Although the basic idea of this program is to encourage entrepreneurial spirit and financial literacy, and the most important desired result of the program is to open the possibilities of self-employment and employability of young people, this program also contributes to the personal development of students.The word start-up is from the English language, becoming popular after the founding of a large number of dot-com companies in the West. The word itself means to initiate or start. Start-ups are mostly start-ups, that is, beginners in the business.Start up is a technology business that is innovative and can grow very quickly and a lot and into which, if they think it can succeed, everyone wants to invest money. You need to have the effect of making someone fascinated by your story. It depends on your performance. Why you, why you are better than others, what you want ... You have to be clear, short, fast, etc.Start up implies innovative technological entrepreneurship, and as a necessary feature includes "scalability", in translation: it has the potential to grow a lot in a short time. The aim of this paper is to explain in the short and simplest sentences the meanings and role of the Student Companies, as well as the Stat up companies, their similarities and differences.