Bachelor thesis deals with corporate communications. It defines the concept of communication in general terms and states the principles, rules, functions, types and forms. It also deals with the characteristics of the communication process and provides an overview of the diagrams and models. Another part is aimed directly at corporate communications. It characterizes internal and external communications. It focuses on the performance of instruments and forms of these communications. Own part of the thesis analyzes communication in a particular organization and then handles the evaluation and recommendation of the company.