S·I·M SOBIREY INDUSTRIEROHSTOFF- UND MINERALIENHANDEL GMBH is a trading company based in Germany – nearby Frankfurt. Our products are mainly applied in the refractory, ceramic, foundry and steel industry.

S·I·M has been founded in 1998 by Wolf-Dieter Sobirey who worked before 25 years as a Supply Chain Manager for DIDIER-WERKE AG in Wiesbaden.

In 2009 Klaus-Peter Krieghoff joined the management of S·I·M.

Currently, the company is managed by Wolf-Dieter Sobirey and Klaus-Peter Krieghoff.