Abstract: The current innovation policy agenda of the government of the Russian Federation and its constituent entities is largely determined by the need for the development of end-to-end digital technologies, as it is required for the formation of competitive innovative economy with a high level of the added value. The article explores the expert assessment of the market value, which correspond to the key digital technologies, as well as underlines the crucial importance of these markets for increasing the overall investment economic activity. The article also provides a description of foreign experience of the developed and developing countries in support the realization of projects in the sphere of end-to-end digital technologies. The scientific novelty lies in the offered model of current cooperation of the major stakeholders in the development of end-to-end digital technologies in the context of increasing their capital coefficient. The acquired results prove the high level of investment attractiveness of digital technologies, their importance for the overall economic development, as well as demonstrate the interrelation and interdependence of the stakeholders of digital economy. The presented materials can be valuable for the experts and researchers engaged in the development of digital technologies, as well as for the representatives of executive authorities dealing with the attraction of investment into the project of digital economy projects on the regional and federal levels.