Corporations with stable financial performance are those that can stay in the business world for a long time, therefore leadership enables this financial performance to be achieved efficiently and sustainably. The purpose of the research is to evaluate the impact of four leadership styles on the financial performance of corporations in Kosovo, because the country's economy is in transition, and this phase of the development of corporations in Kosovo will be helped more by the implementation of leadership styles. Corporations in Kosovo have started to implement the corporate governance system and within this governance, an important part based on the results of the research is the implementation of leadership styles. The research is built on Classical leadership, Transactional leadership, Visionary leadership, and Organic leadership and financial performance of corporations in Kosovo, based on the OLS econometric model. The research data is primary, and the selected research sample is 478 respondents in the selected corporations in Kosovo, through a structured questionnaire that answers the corporate system in Kosovo.