Abstract
Currently, there has been growth of the digital economy and the informatization for most social processes. The managing socio-economic systems acquires a new specificity, both in terms of goals and means. Now special importance and prospects are opened up for the application of Big Data, Data Mining and distributed databases. The relevance of this work is to provide information support for the socio-economic management using large amounts of unstructured web-data. The research aim is the formalization of the social environment elements and decision methods of social profiling system. The concepts of social phenomenon, personal and shared social profile are formalized. Conceptual social profile models have been developed to describe the individuals and groups, as well as the complete social environment. The obtained results make it possible to systematize the social environment processes of collecting and analyzing data, providing the possibility of uniting the personal social profiles into groups and carrying out applied researches.