Microsoft Corporation (USA)
ITT (USA)
UPS Europe S.A. (Belgium)
ABN AMRO Bank (The Netherlands)
Bank Austria Credit Anstalt Leasing (Austria)
Commerzbank (Germany)
The European Bank for Reconstruction and Development
Taylor Nelson Sofres (U.K.)
Advent International
The Bulgarian Stock Exchange
OTE S.A. (Greece)
Cosmo Bulgaria Mobile Ltd. (GSM operator)
Motorola (U.K.)
The Sofia Municipality
Bank of Toscana (Italy)
Heineken International (The Netherlands)
Allied Van Lines Inc. (USA)
AVL Vervaltungsgesellschaft mbH Prof. Dr. h.c. Hans List (Austria)
Bulgaria Air
Balkantourist (Bulgaria)
CSKA Football Club (Bulgaria)
Daewoo (South Korea)
East-West Commodities (Germany)
Elliot Management (UK)
Iron and Steel Factory of Altchevsk plc. (Ukraine)
Ko-Pack International (UK)
Metal Traders (Germany)
Mitsui & Co. Ltd.
Montgomery Watson Hartza (Belgium)
Piraeus Bank (Greece)
SACMI Group (Italy)
SGL Carbon GmbH (Germany)
Topenergy Ltd. (Bulgaria)
Turner Broadcasting Europe (U.K.)
Wisconsin Allumini Research Foundation (USA)
Zeevi Holdings (Israel)
Enel Maritza Iztok 3.
