• IBM Turk Limited Company

  • Yapı Kredi Bank Joint-Stock Company

  • Emlak Bank Joint-Stock Company

  • NCR Data Processing Systems Joint-Stock Company

  • Eltek Electronics Technology Joint-Stock Company

  • Datasel Computer Engineering Trade and Industry Joint-Stock Company

  • ACC Data Processing Systems consultancy and Trade Joint-Stock Company

  • Hesmak Office Machinery Trade and Industry Joint-Stock Company

  • 3P Computer Trade and Industry. Limited Company

  • Ses Cybernetics Electronics Seismic Research and Limited Company

  • Deniz Yacht Tourism Joint-Stock Company

  • Netsis Computer Systems Trade and Industry Joint-Stock Company

  • Elma Computer Systems Trade  Limited Company

  • The Guide İstanbul Periodical

  • Manager, Cultural Management Periodical

  • Demirbank T. Joint-Stock Company

  • Westinghouse Inc.

  • Siemens - Nixdorf Computer Systems Joint-Stock Company

  • Koç -Unisys Computer Systems Joint-Stock Company

  • Intertech Joint-Stock Company

  • Mardata Data System Production and Marketing Joint-Stock Company

  • Logo Computer Systems Engineering and Consultancy Limited Company

  • Arkman Computer and Programme

  • Gate Data Processing Tourism Trade and Industry Joint-Stock Company

  • Protel Computer Limited Company

  • Ankara Industry Chamber

  • Kocaeli Industry Chamber

  • Antalya Odası Industry and Commerce Chamber

  • TUSIAD Turkish Industrialists’ and Businessmen’s Association

  • CNN TURK

  • Doğan Holding

  • Anadolu Sigorta

  • Turkcell