The digital transformation of the economy and the conceptual changes in developing new consumer value predetermined new types of interaction between participants in innovation activities. These changes affected the elements of innovative infrastructure, which ensures effective production of open innovations. The increasing communication of innovation process participants remains a problem of innovative infrastructure performance, which requires new forms and configurations based on digital platform solutions. Modern information and communication technologies and their implementation in the innovative infrastructure will reduce investment costs for creation and maintenance of physical objects and decrease the time spent on searching, exchanging, and processing information of innovation process participants. The article considers the innovative infrastructure as an interaction system of subsystems based on digital platforms. The system provides downloadable information and innovative solutions. The paper focuses on the information subsystem of innovative infrastructure, its components, digital platforms, and services. The authors define distributed and integrated technologies for managing innovative infrastructure that provide communications in a single ecosystem of heterogeneous information network services of innovation process participants. The authors introduce effective mathematical tools of modified GERT networks for modeling computational data processing in heterogeneous environments of digital services of innovative infrastructure.