Abstract
The paper uses an approach to modeling management processes based on ontologies, describes the experience of redesigning activities in the provision of public services. A description of the sphere of rendering public services in Kazakhstan is given, approaches to building a conceptual business model of a single operator (provider) of public services are described. Using the example of the transformation of the activities of a public service provider (NС JSC "State Corporation "Government for Citizens"), the effects of application are shown and the reserves for optimizing costs associated with the performance of public functions are estimated.