Since the regime change in Hungary, the main federal task has been to strengthen the small and medium-sized ventures. The size of the category plays an important role in the employment as well as in the GDP production. Those areas that make businesses strong and reduce the risk of their activities are in the center of attention in this hardly predictable economic era. One of those areas is the views and methods of controlling which is still hardly adoptable to most of the CEOs in businesses. The introduction and the use of these operations give concrete results within a relatively short period of time, making the decision makers’ job easier at the companies. The study includes the examined SMEs, the design of business characteristics, the valuation of suppliers and customers, the production and the prime costs of the service. The vision of SMEs that characterizes the application of the tools and methods of controlling are also included.