Zaklad Metalurgiczny „WSK Rzeszow” Ltd. achieved ISO certification in 1995.
Today it operates according to ISO 9001:2000 and ISO/TS16949:2002.

ZM has certificates which allow our products to be used in Power Transmission and Distribution (PT&D) Industry- (SVTI Certificate).

The Metallurgical Laboratory of Zaklad Metalurgiczny ”WSK Rzeszow” Ltd. operates according to ISO 17025 standards.