The article explores the chief tendencies of enterprises in the digital transformation of the economy, and determines its impact on business and the business environment. The research methodology includes a description of the factors of development of the digital economy that affect the competitiveness of business structures. It is proved that in modern conditions the level of competitiveness of business structures is determined by the level of their digitalization. Special attention is paid to the study of the impact of the digital economy on individual industries. The effects of the introduction of digital technologies in the activities of business structures are revealed. It is suggested that digitalization leads to the displacement of classical intermediaries from the market by the owners of digital platforms. The natural result of the study was the conclusion that the introduction of digital technologies entails tougher competition, creating threats to existing leaders coming from the latest waves of innovation.