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Sapa offers architects, specifiers, metal fabricators, investors and home-owners worldwide an extensive range of innovative, reliable and aesthetically pleasing aluminium systems for curtain walling, facades, doors, windows and building integrated photovoltaics. Sapa is one of the largest suppliers of aluminium building systems in Europe and is part of the global aluminium company Hydro.

Aluwindoor is a producer of aluminium profiles, aluminium composite panels and continues to move forward in the market while adopting Stability – Trust - Quality policy, 65.000m2 closed, in total 100.000 m2 area with 2 factories and 700 employees. Aluwindoor is a partner which has over 30 years of experience and produces rational solutions for it’s customers with aluminium composite panels foundry, moulding room, extrusion press line, anodising line, electrostatic powder paint coating line, mechanical process unit, wood coating line, aluminium composite panel coating and production line, R&D and total quality control units.

Founded in 1935 by İşbank at the directive of Atatürk, Şişecam is one of the most established industrial organizations in Turkey more than​ 80 years of corporate history and it is among the world’s most prestigious manufacturers due to its high degree of specialization and the outstanding competitive edge of its operations.   ​ ​ 

Pilkington Group Limited is a multinational glass-manufacturing company headquartered in St Helens, United Kingdom and a wholly owned subsidiary of the Japan-based NSG Group. Prior to its acquisition by NSG in 2006, it was an independent company listed on the London Stock Exchange and for a time was a constituent of the FTSE 100 Index. 

Giesse was founded near Bologna, in Italy, in 1965 and from being a small company it has grown, over the years, into a major international Group in the sector of aluminium window hardware.

What initially was an intuition turned into an entrepreneurial vision that has led Giesse to become a key brand, a world leader in the aluminium window sector that has created a range of products that have become the standard for the entire market.

Giesse opens new frontiers and changes the way of conceiving and producing hardware.

The SIEGENIA GROUP offers a wide range of products which add value to windows and doors. With its TITAN, ALU and PORTAL product groups, together with the AERO and DRIVE ones, the company is one of the world’s leading suppliers of hardware, ventilation and building technology. In addition to that, KFV provides a complete range of modern locking systems for doors. This comprehensive group of products is completed with the SIEGENIA-AUBI Sicherheits-Service GmbH, which offers products and services for intruder protection and window repairs. Taken together, this results in a high-performance product portfolio for fabricators, designers and architects from hardware technology for windows and French windows to building technology solutions for building automation and intruder protection to wall and window ventilation, multi-point locks, as well as emergency doors and automatic locks.