Industrial Automatic Control Systems and Controllers Annotation << Back Integrated Information Environment of the Enterprise During Project Implementation P.F. Yurchik, A.V. Ostroukh, V.B. Golubkova, A.G. Salnyy, K.B. Talykova The issue of increasing the competitiveness and effi ciency of the enterprise today is one of the most urgent. The possibility of creating a single information space allows you to solve this issue by creating a virtual enterprise. Increasing production effi ciency is achieved by combining the resources of several enterprises within a virtual enterprise, regardless of their geographic location. The article discusses the mathematical apparatus of the process of integration and implementation of an ERP-system in an enterprise. Keywords: virtual enterprise; common information space; integrated information environment; ERP system; product life cycle. DOI: 10.25791/asu.12.2020.1244 Pp. 39-49.