The study investigates the currency risk exposure ofcompanies. The author presents relevant theoreticalknowledge and the results of empirical research of thecurrency risk exposure of companies and its determinants.Theoretical viewpoints on the impact of companycharacteristics and ambient factors on the currency riskexposure of companies are consistent. In empirical research,theoretical attitudes about the impact of ambientfactors on the currency risk exposure of companies havebeen confirmed, whereas theoretical attitudes on theimpact of company characteristics have not been confirmedor not confirmed in a sufficient number of empiricalstudies. Based on the obtained results of empiricalresearch, it is not possible to conclude with certaintywhich characteristics of the company affect the currencyrisk exposure of companies.