• General Terms and condistions
• General terms and condistions of purchase
• EMAS certificate (EG) Nr. 1221/2009 and EN ISO 14001:2015
• Certificate of Quality management ISO 9001:2015
• Certificate of Quality Management IATF 16949:2016
• Certificate of quality management IQNet and DQS ISO 9001:2015
• Information for Stecher Business Partners in Europe on the processing of their personal data
• Certificate of Environmental Management DIN ISO 140001:2015