To ensure the sustainable economic development of Ukraine important to study and introduction of international experience of small and medium enterprises, which directly determines the degree of development of the economy as a whole. Thus, in the EU small and medium-sized businesses account for about 90% of the total number of enterprises. Implementation small and medium-sized businesses its substantial economic and social role is only possible with sound public policy full support for this sector.Assistance and support SME is an independent component of public policy in many countries. Therefore, there are special state (government) authorities (coordination) and support for small and medium businesses.Key words: investment, innovation, small and medium-sized businesses, the economy.