This paperwork discusses the new technologies that are used nowadays for an internal communication. Internal marketing alludes to marketing efforts of the employee-oriented enterprises with a purpose of choosing, motivating and keeping the best employees who will do their jobs in the best possible way. Internal communication is the most important element of an internal marketing, so it requires more attention. If the enterprise recognizes the importance of the internal market, then it can be certain that the external market will be satisfied. Particular importance of an internal marketing can be recognized in service activities. Communication tools used for making interactions among employees are divided into two groups, traditional communication tools and online communication tools. This paperwork focuses on social media that are specially designed for an internal communication, online video, email and newsletters, which are the most important part and the foundation of a marketing e-mail program. Apart from the tools for internal communication mentioned above, mobile applications for internal communication are also described because they have become extremely important since the smart phone market is incessantly growing. The paperwork shows that nowadays hotels have recognized the importance an of internal communication. Therefore, groups like Jadranka d.d. Mali Lošinj, Adriatic d.d. Crikvenica, Plava laguna d.d. Poreč and Valamar Riviera Poreč clearly emphasized that good internal communication certainly has a great influence on the competitiveness of their hotels on the market. Almost all new forms of an internal communication are found to be used in one or more hotels.