What is "macosa"

Material y Construcciones S.A. or MACOSA was a Spanish heavy-engineering company, mainly producing products for the railway industry. From 1989 onwards the organisation was named Meinfesa and became part of the GEC-Alstom group of companies, until 2005 when it became part of the Vossloh group as Vosloh España, later renamed Vossloh rail vehicles. The plant was sold to Stadler in 2015.