Correlation of business communication and success on the example of the selected company. The image of the company in the eyes of the public is shaped through various forms of communication. Some companies generate positive opinions, dome of them not. The aim of this study is to show the relationship between business communication and how much it affects business performance. It is based on the human side of business communication in Prilika dana d.o.o. and business performance. Communication is actually a process of communication, transfer of information, and is one of the basic preconditions without which there is no successful business. Business success often depends on whether we understand others and whether they understand us. Public relations is a positive representation of the organization to its general public. Each company has its own approach that builds from the top to the bottom. It must also preserve its style, as it maintains a distinctive communication with market environments. Successful oral communication requires the use of appropriate listening techniques and skills. One of them should be able to listen to the speaker, and this can be achieved by concentrating on the content of the speech and the meaning of the particular message. Written communication is important because it allows more effective, understandable thought communication and provides an authentic record of a transaction or event, but should only be used if oral communication is not possible. Good business communication in the company ensures a healthy balance. Effective communication is the basis for the development of a particular organization, but it can also be its own opposite if done incorrectly.