To strengthen innovation activities is one of the main task of small and medium enterprises (SME) nowadays. It is also one of the
priorities formulated in the strategy of building knowledge based economy in Slovakia. The aim of the article is to evaluate
innovations in SMEs sector in Slovakia. Attention will be given to the main factors determining innovation activities in SMEs in
Slovakia and to the innovativeness which is viewed as one of the prerequisites for successful innovation activity in small and
medium enterprises. The paper was elaborated as a part of VEGA project 1/0654/11 “Innovative SME as a part of knowledge
based economy in the Slovak Republic”.