ADNOC
Abu Dhabi
Al Furat PC
Syria
Amerada Hess
Algeria
CP-Training
UK
Energy Delta Institute
Netherlands
ENI
Italy
Fugro
Wales/Netherlands
GNPC
Sudan
Indian Oil
India
KNOC
South Korea
KOC
Kuwait
NAM
NExT
USA
Nigeria Petroleum Schools
Nigeria
NIOC
Iran
NIS-Naftagas
Servia
ONGC
Panterra
PDO
Oman
PDVSA
Venezuela
PEMEX
Mexico
Pertamina
Indonesia
Petronas
Malaysia
PTTEP
Thailand
Safer Petroleum
Yemen
Sakhalin Energy
Russia
Saudi Aramco
Saudi Arabia
Schlumberger
France
Shell
SOGOS
Sonangol
Angola
Sonatrach
Total
Technical University Delft
The Learning Group
Singapore