Alon USA Energy, Inc. [ALJ] AMEN Properties, Inc. [AMEN.PK] Arabian American Development Company [ARSD]
BP Prudhoe Bay Royalty Trust [BPT]
Calumet Specialty Products Partners, L.P. [CLMT] Centrica plc [CPYYY.PK] Crosstex Energy, Inc. [XTXI] CVR Energy, Inc. [CVI]
Delek US Holdings, Inc. [DK]
Eagle Rock Energy Partners, L.P. [EROC] Enterprise GP Holdings L.P. [EPE]
Frontier Oil Corporation [FTO]
Hess Corporation [HES] Holly Corporation [HOC]
Imperial Oil Limited [IMO] InterOil Corporation [IOC]
Marathon Oil Corporation [MRO] Mitsui & Co., Ltd. [MITSY] Murphy Oil Corporation [MUR]
NexGen Biofuels Ltd. [NXGNF.OB]
OAO LUKOIL [LUKOY.PK] OMV Aktiengesellschaft [OMVKY.PK]
PETRÓLEO BRASILEIRO S.A. - PETROBRAS [PBR]
Sasol Limited [SSL] SulphCo, Inc. [SUF] Sunoco, Inc. [SUN] Syntroleum Corporation [SYNM]
Tesoro Corporation [TSO]
Valero Energy Corporation [VLO]
Western Refining, Inc. [WNR] World Fuel Services Corporation [INT]
YPF S.A. [YPF]