Purpose – to investigate the state of development of organizational culture of legal entities engaged in tourism business in order to further improve the mechanism of development of organizational and cultural resources involved in the international tourism business. Design/Method/Approach. The method of analysis has been applied when investigating the state of market development of tourism business; the questionnaire method ‒ when assessing the state of development of organizational culture of the tourism business in Dnipropetrovsk oblast; the method of logical generalization ‒ to draw conclusions based on the results of the survey. Findings. Author has analyzed current market of tourist services and revealed main trends in development. The trend of further development of the sector has been illustrated; active growth in the number of accommodation facilities has been identified, specifically hotel chains. The rating of hotel brands has been compiled, which compares national and international hotel brands in terms of the number of accommodation facilities available in the tourist market. The author has given the authentic definition of organizational and cultural resources in the business of international tourism. Competitiveness factors for the entities of tourism business have been determined, which include organizational culture among the organizational and cultural resources. An express-algorithm has been presented in order to evaluate the state of development of the organizational culture of a tourism business entity. The results of the study graphically illustrate the assessment of the state of development of the organizational culture by the tourism business entities in Dnipropetrovsk oblast. Practical implications. The research results will be applied in the further formation of the mechanism of development of organizational and cultural resources in tourism business. The proposed express-algorithm and the questionnaire could be used in order to estimate the state of development of organizational culture by enterprises in different businesses. Originality/Value. The scientific-theoretical provisions for the formation of tourism business in Ukraine have been further developed through the assessment of state of development of organizational culture, which, in contrast to existing ones, are based on the results of surveying the entities of tourism infrastructure, which makes it possible to identify the main components in the system of competitiveness management by assessing key performance indicators in the management system related to the development of organizational and cultural resources. Research limitations/Future research. The research results could create a basis of the mechanism for developing the organizational and cultural resources in international tourism business. Paper type – empirical.