ADEPETUN, CAXTON-MARTINS, AGBOR & SEGUNnigeria
AELEX NIGERIAnigeria
AFREN united kingdom
AFRICA OIL CORPORATIONethiopia
Aker Well Servicenorway
Aker Well Serviceunited states of america
ANADARKOcote d`ivoire
ANADARKOunited states of america
ANADARKO PETROLEUM COMPANYunited states of america
ANADARKO PETROLEUM CORPORATIONunited states of america
APPA (AFRICAN PETROLEUM PRODUCERS ASSOCIATION)benin
APPIAH ENDRESEN & COnamibia
ATLANTIC SEAHORSEfrance
AVANA PETROLEUMunited kingdom
AWE LImitedaustralia
Banwo & Ighodalonigeria
BANWO & IGHODALO (SOLICITORS)nigeria
BAYFIELD ENERGY LTDunited kingdom
BEACH ENERGYaustralia
BEACH ENERGYunited states of america
BG GROUP PLCunited states of america
BLACK MARLIN ENERGY LTDunited arab emirates
BURIED HILL GAMBIAcanada
CANADIAN NATURAL RESOURCES LTDunited kingdom
CENTRIC ENERGY CORPORATIONunited kingdom
CGGVERITASangola
CGGVERITASfrance
CGGVERITASnigeria
CGGVERITASunited kingdom
CHALLENGER MINERALS INCunited states of america
CHARIOT OIL & GAS LTDunited kingdom
Chartis South Africasouth africa
CNR INTERNATIONAL (UK) LTDunited kingdom
CONOCOPHILLIPSunited states of america
ConocoPhillips Global New Ventureunited states of america
COVE ENERGY PLCunited kingdom
CRIPPS SEARS & PARTNERSunited kingdom
DANA PETROLEUM PLCunited kingdom
DANVIC CONCEPTS INTERNATIONAL NIGERIA LTDnigeria
DELOITTE & TOUCHE LLPunited kingdom
DELOITTE LLPunited kingdom
DEPARTMENT OF ENERGY, SOUTH AFRICAsouth africa
DEPARTMENT OF PETROLEUM RESOURCES, NIGERIAnigeria
DEWEY & LEBOEUFunited kingdom
DMTgermany
E.ON RUHRGAS E&P GMBHgermany
EGYPTIAN GENERAL PETROLEUM CORPegypt
ENCHA GROUPsouth africa
ENH - HIDROCARBONETOS DE MOCAMBIQUEmocambique
ENI EXPLORATION & PRODUCTION DIVISIONunited states of america
ERMsouth africa
EXXONMOBILunited kingdom
EXXONMOBIL EXPLORATION COMPANYunited states of america
EXXONMOBIL UPSTREAM VENTURESunited kingdom
FASKEN MARTINEAUunited kingdom
FEDERAL GOVERNMENT OF NIGERIAnigeria
FIRST ENERGY CAPITALunited kingdom
FLOW ENERGYaustralia
FMC TECHNOLOGIES LTDunited arab emirates
FOREST EXPLORATION INTERNATIONAL (PTY) LTDsouth africa
FOX-DAVIES CAPITALunited kingdom
FRONTIER COMMUNICATIONSunited kingdom
FUGRO DATA SOLUTIONS LTDunited states of america
FUGRO-GEOTEAM ASnorway
GAMBIA NATIONAL PETROLEUM COMPANYgambia
GETECH, INCunited states of america
GHANA NATIONAL PETROLEUM COMPANYghana
GHANA NATIONAL PETROLEUM CORPORATIONghana
GIDE LOYRETTE NOUEL LLPcanada
GLENCORE united kingdom
GLOBAL OPERATIONSnetherlands
GLOBAL PACIFIC & PARTNERSnetherlands
GLOBAL PACIFIC & PARTNERSunited kingdom
GSS / BMMIbahrain
HESS CORPunited kingdom
HESS CORPORATIONunited kingdom
HESS CORPORATIONunited states of america
HINDUSTAN PETROLEUM CORPORATION LTDindia
HRT Oil & Gasbrazil
IHS CERAunited states of america
IKON SCIENCE LTDunited kingdom
INDEPENDENT
INDEPENDENTnigeria
IPCgabon
JOGMECaustralia
JOGMECjapan
JX Nippon Oil & Gas Exploration Corporationjapan
KOSMOS ENERGY LLCunited states of america
LAYHER GmbH & Co.KG
LAYHER GmbH & Co.KGsouth africa
MACQUARIE BANK LTDunited kingdom
MACQUARIE FIRST SOUTH CORPORATE FINANCE (PROPRIETARY) LIMITEDsouth africa
Madison Petroleumcanada
MAERSK OILdenmark
MAERSK OIL ANGOLA ASdenmark
MARSHunited kingdom
MARSH (PTY) LTDsouth africa
MARSH (PTY) LTDunited kingdom
MART RESOURCES INCunited kingdom
MAUREL ET PROMfrance
MINISTERE DES HYDROCARBURES, CONGOnigeria
MINISTERE DES MINES DE L`ENERGIE ET DU PETROLE (GABON)gabon
MINISTERE DES MINES ET DE L`ENERGIE, NIGERniger
MINISTERE DES MINES, DE L`ENERGIE ET DE L`HYDRAULIQUE, GUINEEguinea
MINISTERE DES MINES, DU PETROLE ET DES HYDROCARBURES, GABONgabon
MINISTRY OF ENERGY, & WATER, ERITREAeritrea
MINISTRY OF ENERGY, NIGERIAnigeria
MINISTRY OF MINES & ENERGYethiopia
MINISTRY OF MINES & ENERGY, NAMIBIAnamibia
MINISTRY OF MINES, INDUSTRY & ENERGY, EQUATORIAL GUINEAequatorial guinea
MINISTRY OF PETROLEUM ANGOLAangola
MUBADALA OIL & GAS GROUPunited arab emirates
NAIPECnigeria
NAMCORnamibia
NATIONAL ASSEMBLY, NIGERIAnigeria
NATIONAL OIL COMPANY OF LIBERIAliberia
NATIONAL OIL CORPORATION OF KENYAkenya
NATIONAL OILWELL VARCOunited kingdom
NEPTUNE PETROLEUM (UGANDA) LTDuganda
NIPPON OIL E&P UK LTDunited kingdom
Oando Exploration & Production Limitednigeria
OANDO PLCnigeria
OCH-ZIFF MANAGEMENT EUROPE LTDunited kingdom
OFS PORTAL LLCunited kingdom
Oman Oil Company E&Poman
ONHYMmorocco
OPHIR ENERGY PLCaustralia
ORANJE - NASSAU ENERGIE B.V. THE NETHERLANDSnetherlands
ORANJE - NASSAU ENERGIE B.V. THE NETHERLANDSunited kingdom
ORANJE-NASSAU GROEPnetherlands
ORCA EXPLORATION GROUPtanzania
PANCONTINENTAL OIL & GAS NLaustralia
PETROBRASbrazil
PETROBRAS TANZANIA LTDtanzania
PETROCI cote d`ivoire
PETROLEUM AGENCY SAsouth africa
PETROLEUM DEVELOPMENT CONSULTANTSunited kingdom
PETROLEUM RESOURCES UNIT, SIERRA LEONEsierra leone
PETROLIN GROUPswitzerland
PETROSEN SOCIETE DES PETROLES DU SENEGALsenegal
PGScanada
PGSunited kingdom
PGSunited states of america
PGS GEOPHYSICAL RESERVOIR SERVICEScanada
PLATFORM PETROLEUM LTDnigeria
POLARCUSunited arab emirates
POLARCUS DMCCunited arab emirates
POLARIS GEOPHYSICALcanada
PREMIER OILunited kingdom
PRENG & ASSOCIATESunited kingdom
R. S. PLATOU OFFSHORE A.S.norway
RAND MERCHANT BANK A DIVISION OF FIRSTRAND LTDsouth africa
RENAISSANCE CAPITAL LTDcanada
RENAISSANCE CAPITAL LTDunited kingdom
RWE Dea AGgermany
SACOIL HOLDINGS LTDsouth africa
SAHARA ENERGY FIELDS LTDnigeria
SASOL PETROLEUM INTERNATIONALsouth africa
SCOTIA WATEROUS united kingdom
SEISMIC MICRO-TECHNOLOGY EUROPE, LTDaustralia
SEVEN ENERGY (UK) Ltdunited kingdom
SEYCHELLES PETROLEUM COMPANYindia
SHELLnetherlands
SHELL INTERNATIONAL E&Prussia
SHELL INTERNATIONAL E&P B.V.netherlands
SHELL INTERNATIONAL EPunited kingdom
SIMBA ENERGYcanada
SOCIETE NATIONALE D`OPERATIONS PETROLIERES DE LA COTE D`IVOIREivory coast
SONANGOLangola
SOUTH ATLANTIC PETROLEUM LTDnigeria
SOUTHWEST ENERGY (HK) LTDethiopia
SPECTRUM ENERGYcanada
STANDARD BANK PLCunited kingdom
STANDARD CHARTERED BANKsouth africa
STELLAR ENERGY ADVISORSunited kingdom
SUBSEA HOUSE A/Snorway
SUDAPET LTDsudan
SUNLINK PETROLEUM LIMITEDnigeria
SURESTREAM PETROLEUMjamaica
SVENSKA PETROLEUM EXPLORATION ABsweden
TANZANIA PETROLEUM DEVELOPMENT CORPORATIONtanzania
TAP OILaustralia
TERRA ENERGY SERVICEScanada
TGS-NOPEC (UK)united states of america
TGS-NOPEC GEOPHYSICAL COMPANYangola
THE RISK ADVISORY GROUPunited kingdom
TIDEWATER MARINEunited states of america
TOTALfrance
TOTALnetherlands
TOTAL EXPLORATION & PRODUCTIONfrance
TOTAL S.A.france
TRANSOCEANunited kingdom
TRANSOCEANunited states of america
TULLOW OIL
TULLOW OILghana
TULLOW OILnamibia
TULLOW OILsouth africa
TULLOW OILuganda
TULLOW OILunited kingdom
Tullow Oil plc
Tullow Oil plcghana
Tullow Oil plcunited kingdom
TURNER & TOWNSENDunited kingdom
UBS INVESTMENT BANKunited kingdom
UPSTREAM PETROLEUM CONSULTANTSunited arab emirates
VAALCO ENERGY INCunited states of america
VICTORIA OIL & GASunited kingdom
VISION PROJECT SERVICES (UK) LTDcanada
VITOLunited kingdom
VITOL SEVICES LTDsingapore
W.L. GORE & ASSOCIATES GMBHgermany
YINKA FOLAWIYO PETROLEUM COnigeria