ABB Stal AB
Access Industries (Euroasia) LLC
AIG Capital Partner
AMOCO
Anadarko Petroleum Corporation
Ballast Ham Dredging B.V.
Bertling Kazakh Logistics
BGP International
Bornemann Pumps GmbH
Bredero Price International B.V.
Central Asia Oil
Central Asia Petroleum
CNPC-
Dresser Industries
EBRD
ENI
F.H. Bertling Forwarding Agents
First International Oil Corporation
Fluor Daniel
InterGas Central Asia JSC
Condensat JSC
Gotland Oil Inc.
JP Morgan
Korea National Oil Company
Kazakhstan CarpiShelh
KazakhOil JSC
KazTransOil JSC
MangistauMunaiGas JSC
Karachaganak Petroleum Operating B.V.
Kazakh Ministry of Geology and Subsoil protection
Mitsui Group
Oman Oil Company Ltd
PWC
Texas Nafta Industries
Urak Oil and Gas LLP
UNO Development Program
UNOCAL
Van Oord
Yukos oil