| PARKER & PARSLEY 90 B L P | Dec 31 |
| PARKER & PARSLEY 90-C CONV LP | Dec 31 |
| PARKER & PARSLEY 90 C L P | Dec 31 |
| PARKER & PARSLEY 91-A LP | Dec 31 |
| PARKER & PARSLEY 91-B LP | Dec 31 |
| PARKER & PARSLEY PETROLEUM CO | Dec 31 |
| PARKER & PARSLEY PRODUCING PROPERTIES 87-A LTD | Dec 31 |
| PARKER & PARSLEY PRODUCING PROPERTIES 87-B LTD | Dec 31 |
| PARKER & PARSLEY PRODUCING PROPERTIES 88-A LP | Dec 31 |
| Park Place Energy Corp. | Dec 31 |
| PATCH INTERNATIONAL INC/CN | May 31 |
| PATINA OIL & GAS CORP | Dec 31 |
| PATRICK PETROLEUM CO /DE/ | Dec 31 |
| PDC 1995-D LIMITED PARTNERSHIP | Dec 31 |
| PDC ENERGY, INC. | Dec 31 |
| PDV AMERICA INC | Dec 31 |
| PDVSA FINANCE LTD | Dec 31 |
| PEAKE ENERGY INC | Dec 31 |
| Peak Resources LP | Dec 31 |
| Pegasi Energy Resources Corporation. | Dec 31 |
| Pemex Drilling & Services | Dec 31 |
| PEMEX EXPLORATION & PRODUCTION | Dec 31 |
| Pemex Exploration & Production PEP | Dec 31 |
| PEMEX FINANCE LTD | |
| PEMEX GAS & BASIC PETROCHEMICALS | Dec 31 |
| Pemex Industrial Transformation | Dec 31 |
| Pemex Logistics | Dec 31 |
| PEMEX PROJECT FUNDING MASTER TRUST | |
| PEMEX REFINING | Dec 31 |
| PENGROWTH ENERGY Corp | |
| PENNACO ENERGY INC | |
| PENN PACIFIC CORP | Sep 30 |
| PERELMAN MARSHA REINES | Dec 31 |
| Perpetual Energy Inc. | Dec 31 |
| PERRARD LYNDA F | Dec 31 |
| Petrobras Argentina S.A. | |
| PETROBRAS ENERGIA PARTICIPACIONES SA | Dec 31 |
| Petrobras Global Finance B.V. | Dec 31 |
| PETROBRAS INTERNATIONAL FINANCE CO | |
| PETROCAL INC | Dec 31 |
| PETROCORP INC | Dec 31 |
| Petroflow Energy Ltd | |
| PETROFUND ENERGY TRUST | Dec 31 |
| PETROGLYPH ENERGY INC | Dec 31 |
| PETROHAWK ENERGY CORP | Dec 31 |
| PETRO HORIZON ENERGY CORP. | Dec 31 |
| PetroHunter Energy Corp | Sep 30 |
| PETROKAZAKHSTAN INC | Dec 31 |
| Petrolia Energy Corp | Dec 31 |
| PETROL OIL & GAS INC | Dec 31 |
| PETROMET RESOURCES LTD | Jan 31 |
| Petron Energy II, Inc. | Dec 31 |
| PETROQUEST ENERGY INC | Dec 31 |
| Petro River Oil Corp. | Apr 30 |
| PETROSEARCH ENERGY CORP | Dec 31 |
| PetroShare Corp. | Dec 31 |
| PETSEC ENERGY INC | Dec 31 |
| PETSEC ENERGY LTD | Dec 31 |
| PGI ENERGY FUND I SERIES-2010,INC | Dec 10 |
| PHILLIPS GAS CO | Dec 31 |
| PHOENIX RESOURCE COMPANIES INC | Dec 31 |
| PHX MINERALS INC. | Dec 31 |
| PHYSICIANS LASER SERVICES INC /FL | Dec 31 |
| Pinnacle Gas Resources, Inc. | Dec 31 |
| PIONEER NATURAL RESOURCES CO | Dec 31 |
| PIONEER NATURAL RESOURCES USA INC | Dec 31 |
| PIONEER OIL & GAS | Sep 30 |
| Pioneer PE Holding LLC | Dec 31 |
| Pioneer Southwest Energy Partners L.P. | Dec 31 |
| PJSC TATNEFT | Dec 31 |
| PLAINS EXPLORATION & PRODUCTION CO | Dec 31 |
| PLAINS PETROLEUM CO | Dec 31 |
| PLATINA ENERGY GROUP INC. | Mar 31 |
| PLATINUM ENERGY RESOURCES INC | Dec 31 |
| PostRock Energy Corp | Dec 31 |
| POWDER RIVER PETROLEUM INTERNATIONAL, INC. | Dec 31 |
| POWERHOUSE RESOURCES INC | Sep 30 |
| PRAIRIE PACIFIC ENERGY CORP | Sep 30 |
| PRC WILLISTON, LLC | Dec 31 |
| PREMIER ENERGY CORP. | Jan 30 |
| Presidio Investment Holdings LLC | Dec 31 |
| PRESIDIO OIL CO | Dec 31 |
| Pressburg, LLC | Dec 31 |
| PRICE WILLIAM III | Dec 31 |
| PRIMA ENERGY CORP | Dec 31 |
| PRIMEWEST ENERGY TRUST | |
| PRIZE ENERGY CORP | Dec 31 |
| PROGRESS ENERGY LTD | |
| PROPERNYN BV | Dec 31 |
| PROTEC INDUSTRIES INC | Dec 31 |
| PROVIDENCE RESOURCES INC | Dec 31 |
| PRUDENTIAL BACHE ENERGY GROWTH FUND L P G-1 | Dec 31 |
| PRUDENTIAL BACHE ENERGY GROWTH FUND L P G-2 | Dec 31 |
| Puissant Industries, Inc. | Dec 31 |
| PUMA ENERGY INC | Dec 31 |
| PURCELL ENERGY LTD | Dec 31 |
| PVR FINCO LLC | Dec 31 |
| PVR GAS GATHERING, LLC | Dec 31 |
| PVR Gas Processing LLC | Dec 31 |
| PVR GAS PROCESSING, LLC | Dec 31 |