The key dimensions of family businesses are of vital importance for the success and sustainability of the business. Family businesses are an indispensable segment of the global economy, playing a key role in creating jobs and fostering economic stability and growth. However, their unique nature, which encompasses family and business aspects, requires thorough management to overcome the specific challenges that arise from this combination. Management of family relationships, professionalization of management, succession strategy and corporate culture play a crucial role in the development and survival of family businesses. Emphasis is placed on the three main dimensions of family businesses: family, ownership and operation. This paper reflects the complexity of family businesses and the need for careful management to ensure harmony between the family and business aspects. It also deals with issues of how to harmonize family and business systems, manage conflicts and face the challenges of generational transition within these companies. Understanding the stages of family development and adapting to the changing market are key factors for the success of these businesses. Therefore, planning the transfer of ownership and managing conflicts present challenges that require a strategic approach to ensure the continued success of family businesses. Through careful balancing of these dimensions, family businesses can realize their full potential and contribute to the stability and prosperity of the global economy.