Members of FOSTA e.V. are steel producing companies based in Germany, the Netherlands, Austria and Spain. 

In addition, FOSTA e.V. is also receiving support from various companies from the steel processing industry as well as research institutes involved in steel application research. Our activities are also increasingly gaining a European component. The financing of all activities of FOSTA e.V. is supported by the membership fees of the regular members as well as supporting members of the association.