Companies

PETROLEUM SOFTWARE TECHNOLOGY
PETROLEUM STRATEGIES UNLTD INC
PETROLEUM TECHNOLOGIES INC
PETROLEUM VENTURES OF TEXAS
PETROLINK SERVICES
PETROMAX OIL INC
PETROPORT INC
PETROQUEST ACIDISING
PETROQUEST EXPLORATION INC
PETROSIN INC
PETROSOURCE EXPLORATION LLC
PETROSPECT OIL & GAS CORP
PETROTECH RESOURCES CORP
PETROTEL
PETROTEL INC
PETROVISTA RESOURCES LLC
PETROX INC
PETROX INC
PETROX RESOURCES INC
PETSEC ENERGY INC
PEVEHOUSE INC
PEYTON OIL & GAS
PGS
PGS ONSHORE
PGS ONSHORE
PGS ONSHORE
PGS ONSHORE
PGS ONSHORE
PGS ONSHORE INC
PHC EXPLORATION
PHIL DAVIDSON INC
PHIL NUGENT LTD
PHILLIPS 66
PHILLIPS OIL PROPERTIES
PHILLIPS PRODUCTION
PHILLIPS PRODUCTION
PHOENIX ENERGY
PHOENIX HYDROCARBONS
PHOENIX OIL & GAS INC
PHOENIX OPERATING CO
PHOENIX SUBSEA PROJECTS GROUP
PICKENS CO INC
PICKETT, STEVEN A
PILGRIM ENERGY INC
PILGRIM PETROLEUM CORP
PINE ISLAND PRODUCTION CO
PINE MOUNTAIN LLC
PINE TOP INC
PINES EXPLORATION CO
PINEWOOD EXPLORATION INC
PINGORA EXPLORATION CO
PINNACLE RESOURCES
PINNACLE RESOURCES INC
PINNACLE ROYALTIES LTD
PINON ENERGY CO
PINON RESOURCES INC
PIONEER EXPLORATION CO
PIONEER NATURAL
PIONEER NATURAL RESOURCES
PIONEER NATURAL RESOURCES
PIONEER NATURAL RESOURCES
PIONEER NATURAL RESOURCES AK
PIONEER NATURAL RESOURCES CO
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER NATURAL RESOURCES USA
PIONEER OIL & GAS
PIONEER RESOURCES CORP
PIONEER SOUTHWEST ENERGY
PIPELINE RESOURCES INC
PITTS ENERGY GROUP
PLAINS MUD SVC LLC
PLANTATION PETRO
PLANTATION PETROLEUM CO
PLANTS & GOODWIN
PLASTER & WALD CONSULTING CORP
PLATEAU MINERAL DEVELOPMENT
PLATINUM ENERGY RESOURCES INC
PLATT ENERGY CORP
PLATTE VALLEY OIL CO INC
PLAYA MINERALS & ENERGY INC
PLAZA RESOURCES CO
PLEXUS INVESTMENTS USA INC
PLITT EXPLORATION LLC
PLO INC
PLUSPETROL INTERNATIONAL INC
PLYMOUTH RESOURCES INC
PMC INC
PMI SERVICES NORTH AMERICA
POGO PRODUCTION
POLARIS EXPLORATION
POLFAM EXPLORATION
POLLARD, R SCOTT