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Approvals by customers

Preferred Supplier of the Bosch Group in the material group Steel[GB]
LISEGA SE - Witten, Siegen, Hagen, Krefeld (Laboratory)[D/GB]
Deutsche Bahn AG -  Witten[GB]
Supplier Approval of the Schaeffler group (FAG, INA und LUK) (For the DEW plant Witten)[GB]
Supplier Approval of the Schaeffler group (FAG, INA und LUK) (For the DEW plant Siegen)[GB]
Formel Q Volkswagen Aktiengesellschaft (DEW plant Siegen)[D]