Cleary Gottlieb Steen & Hamilton's London office acted for Goldman Sachs International and Morgan Stanley Dean Witter on a $1.7bn (£1.1bn) IPO of Turkcell Iletisim Hizmetleri shares. The investment banks acted as joint global co-ordinators and joint bookrunners on the deal. Partner Sebastian Sperber led a team of two on the IPO. Shearman & Sterling acted for Turkcell Iletisim Hizmetleri.