Markus Christian Slevogt

BSH Ev Aletleri Sanayi ve Ticaret AS engages in the production, marketing, distribution, and sale of household appliances, electronics, and office equipment. Its products include coolers, washing machines, dishwashers, ovens, cookers, water heaters, and television sets. The firm's brands of household appliance include, Bosch, Siemens, Profilo, and Gaggenau. The company was founded in 1974 and is headquartered in Istanbul, Turkey.

Turk Demir Dokum Fabrikalari AS manufactures and markets heating and cooling systems. It offers heating and cooling apparatus ranging from panel radiators, water heaters, central heating system, individual heating system and air conditioners. It operates through a brand of Heat Comfort. The company was founded by Vehbi Koc on September 29, 1954 and is headquartered in Istanbul, Turkey.

The Swiss Turkish Chamber of Commerce & Industry is a Chamber of Commerce. The non-profit company is based in Geneva, Switzerland.

Özbal Çelik Boru Sanayi Ticaret ve Taahhüt AS engages in the manufacture and sales of spiral welded steel pipes. It offers pipes for for natural gas, oil, and water supply. The company was founded by Cemal Yücehan Öztüre, Bilgehan Öztüre, Hasan Tufan Balli, Tülin Öztüre, and Gülgün Balli on July 24, 1995 and is headquartered in Mersin, Turkey.