This research proposal investigates the critical importance of Strategic Financial Leadership in achieving organizational objectives and sustainability. The proposal outlines the researcher's background as a Chartered Management Accountant with extensive experience in financial management and leadership, emphasizing the evolution of the CFO's role from traditional number-crunching to a strategic player. The research aims to identify the relationship between Strategic Financial Leadership and organizational direction, practices in corporations versus small-medium businesses, and approaches to developing financial objectives for increased gains. The methodology involves interpretivism with a mixed-methods approach, including case studies, surveys, and interviews with C-level executives. The expected outcomes aim to contribute to a deeper understanding of how Strategic Financial Leadership enhances organizational sustainability.