Modern information support of the enterprises working in the field of hotel and restaurant business makes a mandatory condition on its successful functioning. High rates of information technologies development, large volumes of monetary transactions and globalization processes expansion actively affect the hospitality industry growth. This industry includes a set of various transport, service, trade and other territorially distributed organizations and enterprises, the actions coordination of which takes today an indispensable condition to satisfy the demand of the hotel and restaurant services. It is clear from the research data that information systems are so powerful tool for creating competitive and profitable hospitality businesses. Hospitality business is a type of service sector that combines an accommodation facility and its structural subdivisions, such as a restaurant, retail trade, public catering, wellness, cosmetic services, repair services, parking, recreation areas, and others. The main kinds of IT-systems in the hotel and restaurant business are informational, intellectual, accounting and management systems, and support means contain web services, mobile applications, electronic networks, etc. Nowadays, several powerful electronic systems designed for complex hotel management are operating yet. Among them are such as SERVIO HMS, 1C-Parus: Hotel Management, Fidelio and jSolutions systems, Poster POS for the restaurant business. The research reveals that in order to increase the efficiency of hotel and restaurant business management, todays information systems must be implemented in all services and units of the complex that should include the guest accounting with their accounts, material resources management, personnel, warehouse management, the marketing service work to take some operational and strategic decisions by information collecting, processing and structuring, accounting, relevant reports formation and information transferring. Therefore, the leading enterprises success in the hotel and restaurant business, their desire to raise service quality standards, to diversify and update the service list, and to reduce the services cost is due to the fact that such enterprises should use modern highly efficient business controlling systems based on the latest information system and technology introduction.