The article is focused on the relationship between the organizational culture and the leadership style of the sales department. Organisational culture is one of the elements enabling entrepreneurs to stand out from the competition through its accurate management and the right use. The authors have reviewed the literature on organisational culture and leader-ship styles. Then, a case study was conducted to identify the relationship between the organizational culture and management style in the sales department. The result of the study is an empirical model containing the relationship between management style and organizational culture.