This study intends to propose a serious, professional and very applied work to family companies, bringing the professionalization of their business. The main purpose is to form a front to the business organized and focused on results. The specific objectives aim at proposing a model of business consultancy focused on the professionalization of family businesses, a new proposal to transform the organization, defining strategies that will make a difference for the future of these companies. To extend the life of the companies, contributing even more to the region where it is installed, an important means of development of employment, income and culture. The business consultancy will establish a more agile and competitive administration, in line with the current reality, providing the family business society with a range of tools for decision making at the right time, partnering with specific areas, uniting the family to manage their business so that this business does not make this, a profitable family, but a strong business society with a desired return. The work seeks to identify and offer specific solutions for each area of the business.