Abstract. The article substantiates the need to transform financial mechanisms in the formation of new approaches to strategic management. The factors influencing the development of strategic activities of corporations and the shortcomings of the implementation of financial strategies in the face of change are identified. The aim of the article is to determine an effective model of strategic financial management of corporations in modern conditions of change to improve the system of strategic management of corporations. The methodological basis for the calculations are the ratings of Global 100, Forbes, NPS benchmarks, Sustainable Ukraine, applied research of the Professional Association of Corporate Governance, the Center for CSR Development.Based on the analysis of development strategies of the world’s sustainable leading corporations, the main strategic directions of their activities have been identified. To determine the importance of the components of strategic financial management of corporations in ensuring sustainable development, the authors analyzed the financial performance of global corporate leaders (Chr. Hansen Holding A / S, Kering SA, Neste Corporation, Ørsted, GlaxoSmithKline plc) and Ukrainian corporate leaders (DP «NAEK “Enerhoatom”», PrAT «Ukrhidroenerho», TOV «Kernel», IP «Koka Kola Beveridzhyz Ukraina Limited», «Karlsberh Ukraina»): market capitalization, profit, customer loyalty / brand reputation. In the conclusions, the authors noted the need to increase the effectiveness of strategic financial management of Ukrainian corporations in modern conditions of change, which requires tracking of external financial risks, constant adjustment of strategic directions of corporations taking into account the concept of sustainable development. Keywords: strategic management, financial management, corporations, sustainable development. JEL Classification G3, O16, G15 Formulas: 1; fig.: 1; tabl.: 2; bibl.: 14.