Auditors’ reports

Together with the materiality analysis conducted within the scope of the International Corporate Responsibility Report 2017, selected KPIs for the reporting year 2017 were verified by the auditing firm KPMG AG. 

In addition to this, selected KPIs from the International Corporate Responsibility Report 2015, together with the GHG balance and the Company Carbon Footprints for the years 2012, 2014, and 2016, were verified by the auditing firm PricewaterhouseCoopers AG. 

GRI disclosures