In addition to Quality Management, environmental compatibility also plays an important role in the company philosophy. In March 1999, the hardening plant Reese Bochum was the first German hardening plant to pass the “Eco Audit” acc. DIN EN ISO 14001. Since August 2001, the Härterei Reese in Weimar has been the first hardening plant in the new Federal States to introduce an Environmental Management System acc. The EC Ordinance 701/2001, and is authorised to use the EMAS symbol for audited environmental management.