 |
ABN AMRO |
 |
Aramco Associated Company |
 |
Atlas Gas and Oil Company
|
 |
Arthur J. Gallagher & Co. |
 |
Battelle Memorial Institute
|
 |
BearingPoint, Inc. |
 |
Brammer Engineering
|
 |
Camden Resources, Inc.
|
 |
Chinese National Offshore Oil Company
|
 |
ConocoPhillips
|
 |
Daiqing Oil Company
|
 |
Devon Canada
|
 |
Dominion |
 |
DTE Gas and Oil Company
|
 |
Egyptian General Petroleum Corporation
|
 |
Enron Oil & Gas India, Ltd.
|
 |
EOG Resources
|
 |
Ernst & Young Hua Ming
|
 |
Forest Oil Company
|
 |
Hess Corporation
|
 |
Hewlett-Packard
|
 |
Hunt Oil Company
|
 |
Improved Petroleum Recovery
|
 |
John Deere
|
 |
Juneau Exploration Company
|
 |
KPMG LLP
|
 |
LaPorte Sehrt Romig Hand |
 |
Lasso Energy Services
|
|
 |
Marathon
Oil Company
|
 |
Maverick Tube
Corporation
|
 |
Meridian
Resource & Exploration
Co.
|
 |
Merit Energy
Company
|
 |
Murphy Oil Corporation
|
 |
National
Energy Group
|
 |
Nexen, Inc.
|
 |
Noble Energy, Inc.
|
 |
Occidental Petroleum
Corporation
|
 |
Ogre Systems, Inc. |
 |
Park Cities Bank
|
 |
Petróleos
de
Venezuela
|
 |
Petróleos
Mexicanos
|
 |
Raymond
James
|
 |
Ridgelake Energy, Inc.
|
 |
Stonebridge
|
 |
Texas General Land Office
|
 |
Triton Energy Corporation
|
 |
Suez
Oil Company
|
 |
US Department of Energy
|
 |
VF
Russia
|
 |
Vanco Energy |
 |
Western
Desert Operating Petroleum Company |
 |
Williams
Exploration and Production |
 |
Wood Mackenzie |
|
|