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ANADARKO PETROLEUM |
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ANGLO-SUISSE OFFSHORE PARTNERS, LLC |
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ARENA OFFSHORE LP |
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ATP OIL & GAS |
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BADGER |
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BHP BILLITON |
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BOIS D’ARC |
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BP LUBRICANTS |
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BP NORTH AMERICAN GAS |
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COBALT INTERNATIONAL ENERGY, INC. |
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CONOCOPHILLIPS |
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CONTANGO |
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CONTINENTAL RESOURCES |
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CRESTWOOD MIDSTREAM PARTNERS LP |
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DEEP GULF ENERGY L.P. |
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DYNAMIC OFFSHORE RESOURCES, LLC |
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ENCANA OIL & GAS (USA) INC. |
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ENERGY PARTNERS, LTD |
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EXXONMOBIL DEVELOPMENT COMPANY – DRILLING |
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EXXONMOBIL USP |
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FAIRWAYS OFFSHORE EXPLORATION, INC. |
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GULF COAST ENERGY RESOURCES |
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HELIS OIL & GAS COMPANY, L.L.C. |
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HIGHMOUNT EXPLORATION & PRODUCTION |
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HOACTZIN PARTNERS L.P. |
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LINDER OIL COMPANY, A PARTNERSHIP |
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MARATHON PETROLEUM COMPANY LP |
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MARLIN ENERGY |
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MARUBENI OIL & GAS (USA) INC. |
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MC OFFSHORE PETROLEUM, L.L.C. |
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MILLER COORS |
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OASIS PETROLEUM LLC |
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PEC/PREMIER SAFETY MANAGEMENT CAP |
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PETROBRAS AMERICA, INC. |
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PETROQUEST ENERGY, INC. |
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RENAISSANCE OFFSHORE |
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RIDGELAKE ENERGY, INC. |
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ROYAL PRODUCTION COMPANY, INC. |
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ST. PAUL PARK REFINING CO., LLC |
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TAMMANY OIL & GAS, LLC |
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TANA EXPLORATION |
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TETRA TECHNOLOGIES INC-CORP |
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VIRGIN OFFSHORE USA, INC |
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WALTER OIL AND GAS CORPORATION |
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WHITING OIL & GAS |
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ZEPHYR GAS SERVICE |
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