Private equity represents one of the state-of-the-art and progressive forms of corporate financing. The aim of the article is to identify factors that significantly influence the amount of private equity investments in V4 countries. The evaluation is made on the basis of six selected objective factors, namely by the dependency test (correlation coefficient) of particular factors on the development of the measured aim in the period from 2008 to 2012. This article was compiled as a part of the project VEGA No. 1/0142/12 „Research of development trends and key determinants of cross - border mergers and acquisitions in common European area“.