Object – the process of diversification of innovative development of business structures; purpose – development of theoretical and methodological basis and methodical provisions and recommendations on diversification of innovative development of business structures in the conditions of intellectualization of economy; methods - systematization, morphological analysis, classification-analytical, economic-statistical and comparative analysis, synthesis, Microsoft Excel analysis tools, graphical, method of expert evaluations, monographic, empirical research, analog modeling, economic-mathematical forecasting, logical; novelty - is the development and scientific substantiation of the theoretical and methodological basis and methodological provisions and recommendations for systemic multi-vector diversification of innovative development of business structures in the context of intellectualization of the economy; results – scientifically substantiated and methodically completed recommendations on systemic multi-vector diversification of innovative development of business structures. The results of the work and recommendations were submitted for implementation to the Directorate of Innovations and Technology Transfer of the Ministry of Education and Science of Ukraine (letter No. 2281 / 01-07 dated December 28, 2018), implemented: C-Engineering LLC (reference No. 1-11 dated November 19, 2019), LLC VKF "Olympus-circle" (reference No. 2/11 dated November 5, 2019), LLC "El-Itex" (reference No. 1/11 dated November 26, 2019), PJSC "Odeskabel" (reference No. 104/1 of October 17, 2019), Elmar Service Group LLC (reference No. 2/11 of November 26, 2019), Master Investment and Industrial Group LLC (reference No. 3 of November 20, 2019), Odettex LLC (reference No. 3-10 dated October 16, 2019), LLC "Polyplast" (certificate No. 1 of November 20, 2019), LLC "NAVEK" (certificate No. 1/23 of October 23, 2019); the results of the dissertation research were used in the educational process of Odessa National Polytechnic University of the Ministry of Education and Science of Ukraine in diploma design, in the preparation of disciplines: "Business Planning", "Business Analysis", "Theory of Economic Analysis", "Organization of entrepreneurial activity in the production sphere", "Economics and organization of production", "Project management", "Economics of the industry" (implementation certificate No. 3102 / 05-06 of November 5, 2019).