Purpose of research: scientific grounding of the theoretical statements and development of practical recommendations on improving organizational and methodical grounds of forming consolidated financial statements, carrying out of internal control over the reliability of indexes for information support of the process of managing group of companies adopted to the peculiarities of business conditions. Object of research: process of formation and control of indexes of consolidated financial statements of the group of companies. Subject of research: theoretical, organizational, and methodical issues of preparation consolidated financial statements of the group of companies and carrying out of internal control over the reliability of its indexes. Methods of research: theoretical generalization, historical method, induction, deduction, system approach, abstract and logical method, cause and effect relations, idealization, generalization, modeling method. Scientific novelty of the results obtained lies in the grounding of the theoretical statements and development of organizational and methodical recommendations on improving of formation and carrying out of internal control over indexes of consolidated financial statements for providing external users and top-management of the group of companies with reliable accounting information, which reflects the peculiarities of business processes of a single economic unit. The main statements of scientific novelty of the results obtained lie in the following: for the first time the issues as follows have been obtained: the place of consolidated financial statements in the system of elements of accounting method on the basis of setting the order of using accounting information in preparation of its indexes has been determined, which has become the base for improving organizational and methodical support of preparing consolidated financial statements; the issues have been improved as follows: the model of preparing consolidated financial statements of group of companies presented by the sequence of scientifically grounded stages of indexes' formation, which enables to provide the top-management of the group of companies with the necessary information on their activity; accounting policy of the group of companies (with singling out of its organizational, methodical and technical constituents) in the part of preparation and control over consolidated financial statements, which facilitates the development of a unified approach towards the accounting reflection of business transactions by all companies of the group and coordinated presentation of indexes on its activity; order of taking into account intragroup transactions when preparing consolidated financial statements by developing the working scheme of their elimination, which meets information needs of a parent (holding) company concerning the directions and result of activity of its subsidiaries, as well as assists in timely detection and removal of influence of intragroup transactions on indexes of consolidated financial statements; normative support of statements' consolidation through the specification of statements of normative documents on the basis of elucidating subjects and objects of preparing consolidated financial statements, which assisted in working out of the model of the process of preparing consolidated statements; he following issues undergone further development: interpretation of the concept "consolidated financial statements" (statements intended for reflecting the financial state, activity results and cash flows of a parent (holding) company and its subsidiaries as a single economic unit (group of companies), based on control relations), which has become the base for specifying the comprehension of statements' consolidation and identifying differences between consolidated and summary financial statements; organizational and methodical grounds of internal control over the indexes of consolidated financial statements by determining the constituents of its system (subjects of organization and carrying of control over consolidated financial statements have been disclosed) and singling out of the stages and methods of reviewing consolidated financial statements, which secure sequential control over setting reliability of indexes of consolidated financial statements and providing top-management of the group of companies with the necessary information. Implementation extent: research results have been implemented into the practice of the closed joint-stock company "Ukrproduct Group", public company "Zhytomyr butter plant", private auditing firm "Intellect". Separate research results have been implemented in the educational process of Zhytomyr State Technological University while teaching "Reporting of Enterprises" and "Financial Accounting".
