“…In scientific works, attempts were repeatedly made to systematize the parties of innovation activity from the standpoint of identifying similar features and functions in the innovation process, the role played, and the innovation potential. [1][2][3][4][5] Among the common disadvantages of the proposed classifications, it is possible to identify an excessive level of detail, based on the insignificant differentiation of subjects, and, conversely, too broad consideration of subjects that do not allow obtaining sufficiently accurate and reliable results. Besides, insufficient attention is paid to participation of holding companies in innovation activities, which is of particular importance, since large business, as a rule, is recognized as one of the most innovatively active market participants.…”