In this thesis, the focus is on the corporate communication of the hotel chains Marriott International and Radisson Hotel Group in Split. The work is divided into two parts - theoretical and research and there are three main theoretical parts: corporate communication, hotel industry and corporate communication in the hotel industry. A detailed theoretical framework is provided in order to bring the topic of the work as close as possible and to gain a better insight into the issue. In the first theoretical part, corporate communication is defined with its functions and components, as well as forms and types, with an emphasis on internal and external communication, which, due to their importance for this topic, are in a separate chapter in order to understand it better. The chapter dedicated to the hotel industry provides a theoretical framework, classification of hotels and their characteristics and a historical overview of their development. This chapter also contains basic information about the hotel chains Marriott International and Radisson Hotel Group and their brands in Split, Le Méridien Lav and Radisson Blu Resort & Spa, on which the research was conducted. The next chapter is dedicated to corporate communication – internal, external and crisis communication in hotels in general, but also to the mentioned hotel brands specifically. The results of the semi-structured in-depth interview are presented in the last, research part of the paper. Respondents employed in the mentioned hotels answered a series of questions about different aspects of corporate communication in their hotels and thus provided an insight into the importance of corporate communication of large hotel chains, as well as their brands.