| | | | | | | | P | |
Penn Octane Corporation
[POCC.PK]
Petrobras Distribuidora S.A.
Petrobras Energía Participaciones S.A.
[PZE]
PetroChina Company Limited
[PTR]
Petroleum Traders Corporation
| | | R | |
Ramos Oil Company, Inc.
Redwood Coast Petroleum, Inc.
Repsol YPF, S.A.
[REP]
Resolute Energy Partners, LP
RKA Petroleum Companies, LLC
| | | S | |
Southside Oil Company, LLC
Sprague Energy Corp.
Sun Coast Resources Inc.
| | | T | |
Taylor Oil Co., Inc.
The SoCo Group, Inc.
Thomas Petroleum Company, Inc.
TOTAL S.A.
[TOT]
Truman Arnold Companies, Inc.
| | | U | |
U.S. Oil Co., Inc.
| | | V | |
Valvoline International, Inc.
Vanguard Petroleum Corporation
| | | W | |
Warren Equities, Inc.
Western Petroleum, Inc.
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