The main maintenance of a diversification of production as activity of subjects of managing is considered. being shown in purchase of the operating enterprises, the organizations of the new enterprises, redistribution of investments in interests of the organization and development of new production on available floor spaces. The most important organizational economic targets of a diversification of management are presented by innovative activity of the industrial enterprise.

Keywords: historical settlement of federal significance, Vyborg, Leningrad region, territorial planning, urban development

The presented article analyzes the urban development of the cities of the Leningrad region of Luga, Kingisepp and Tikhvin, which have the potential to be included in the list of historical cities of regional significance, to identify the features of their urban development through various historical eras, as well as the existing problems of the urban environment.

Keywords: historical settlements, urban planning reform of Catherine II, Leningrad region, urban planning formation of cities