Metalium Curtain Wall Company Ltd;
 
The first group company Teknik Metal Alüminyum established in 1989 by Teknik Eloksal Group. In 1996 this company bought by FIRINCI Family and continued its commercial activities as Metalium Teknik Ltd. Co.

In 2006 the FIRINCI and YILMAZ Family established METALIUM CURTAIN WALL LTD. . Metalium works since 15 years in Architectural Aluminum and builds facades, windowsi claddings of many prestigious Landsmark Projects. Metalium has a design and enginnering büro in Istanbul and makes own design and engineering.

Metalium moved in 2021 to its new factory in Istanbul with 4.000 sqm covered and 2.500 sqm open area equipped with CNC Machineries and tools.