EN
The purpose of the paper was to identify the risk perceived by the consumer in their relationship with companies on the market of professional e-services and to determine mechanisms employed by consumers in the process of buying and using these services in the virtual environment. Results of research shows that the most important risk for customers are security and functional risk. Consumers try to actively minimize the risk in their market choices by looking for additional information from other sources, mainly the formal ones. Not rarely do they stay loyal to a definite financial institution or a medical unit.