Claimants in this arbitration are Rumeli Telekom A.S. (“Rumeli”) and Telsim Mobil Telekomunikasyon Hizmetleri A.S. (“Telsim”), (collectively “Claimants”). Both Rumeli and Telsim are telecommunications companies, incorporated in Turkey as an “anonim sirket” (joint stock company). Both companies' address is Mehmet Akif Mah/Inonu Cad., Star Sokak No. 2, Ikitelli 34540 Istanbul, Republic of Turkey. Claimants are represented in this arbitration by Mr. Hamid G. Gharavi and Ms. Brenda Horrigan, SALANS, 9 rue Boissy d'Anglas, 75008 Paris, France.