Management of human resources is a business function in the companies which is engaged in activities related to people and human resources and performs tasks such as recruitment, selection education and development of employees. Management of people is one of the most difficult and demanding roles of management, and for a succesful manager of human resources, among numerous capabilities, communication with employees is the most important task. The purpose of good communication with employees is to communicate the right things in the right way, and good managerial work is to create an environment in which communication is efficient, because the communication existing itself can rarely reach measurable and significant results. Communication with employees can be divided into communication required by law, communication of human resources department, business communication and informal communication. Internal communication occurs within the company, among its employees, superior - subordinated, horizontally, vertically and by different media, while internal communication of human resources department through internal advertising, communication on benefits, commissions and carrier, on satisfaction of employees, discussion on efficiency, feedback on work and corporate culture. In order to evaluate the role of human resources in internal communication, a research has been performed. In the research 94 employees participated in the company Prima commerce d.o.o. and Prima namještaj d.o.o. The respective research was performed in January 2017. For the research a questionnaire was used by the tool Forms in the service Google Drive which included 18 research questions. The results of research provide the overview of satisfaction with the human resources department, internal communication and job satisfaction in the company.