Central Statistical Office of Poland: Activities of companies with foreign capital, and companies with investment abroad (inward and outward FATS/AMNE) (sources: e.g. http://stat.gov.pl/obszary-tematyczne/podmioty-gospodarcze-wyniki-finansowe/przedsiebiorstwa-niefinansowe/dzialalnosc-podmiotow-posiadajacych-jednostki-zagraniczne-w-latach-2008-2014,5,7.html). The CSO also publishes FDI information using data provided by the Central Bank.<br>Polish Information and Foreign Investment Agency: List of Major Foreign Investors in Poland (sources: http://www.paiz.gov.pl/publications/foreign_investors_in_poland)