Financial statements with published annual and semiannual consolidated and unconsolidated financial statements
Annual Reports reporting on HEP Group operations, financial statement with the auditor's opinion and the abridged reports by HEP Group companies
Sustainability Reports – annual non-financial reports on sustainability (HEP has issued a pilot report for 2013-2014 under the G4 Global Report Initiative Guidelines)
HEP and the Environment – environmental impact assessment reports, first of which was published by HEP in 1998 as one of the first companies in Croatia and one of the first energy companies in transitional European countries.