The collection of articles “Owner and Manager: Building an Effective Business”, published within the framework of the series “Corporate Governance Practice”, is designed to summarize the experience of Russian entrepreneurs, give answers to corporate governance questions relevant to Russian entrepreneurs . On the pages of the publication, owners and top managers of Russian companies present their experience, experts-practitioners answer questions that are important for owners and managers of medium and small companies. The first section is devoted to the consideration of trends and prospects for the development of corporate governance in Russia. The second section includes articles dealing with the organization of effective interaction between the owner and the hired manager, the role of the owner in the management of the company, the formation of the ownership control system and the introduction of corporate governance practices in the company. The third section combines articles dealing with the topic “from the birth of a business idea to the development of a strategy and business development”, as well as business cases describing the period of the birth and formation of companies . The fourth section presents the history of the development of Russian companies . The publication is aimed at owners and top managers of entrepreneurial companies .