|
Name |
|
Jurisdiction of Formation |
|
MarkWest Energy GP, L.L.C. |
|
Delaware |
|
MarkWest Energy Partners, L.P. |
|
Delaware |
|
Basin Pipeline L.L.C. |
|
Michigan |
|
Bright Star Gathering, Inc. |
|
Texas |
|
MarkWest Blackhawk, L.P. |
|
Texas |
|
MarkWest Energy Appalachia, L.L.C. |
|
Delaware |
|
MarkWest Energy East Texas Gas Company, L.P. |
|
Delaware |
|
MarkWest Energy Finance Corporation |
|
Delaware |
|
MarkWest Energy Operating Company, L.L.C. |
|
Delaware |
|
MarkWest Javelina Company |
|
Texas |
|
MarkWest Javelina Holding Company, L.P. |
|
Delaware |
|
MarkWest Javelina Pipeline Company |
|
Texas |
|
MarkWest Javelina Pipeline Holding, L.P. |
|
Oklahoma |
|
MarkWest Michigan Pipeline Company, L.L.C. |
|
Michigan |
|
MarkWest New Mexico, L.P. |
|
Texas |
|
MarkWest Pinnacle L.P. |
|
Texas |
|
MarkWest Pipeline Company, L.P. |
|
Texas |
|
MarkWest PNG Utility, L.P. |
|
Texas |
|
MarkWest Power Tex L.P. |
|
Texas |
|
MarkWest Texas GP, L.L.C. |
|
Delaware |
|
MW Texas Limited, L.L.C. |
|
Delaware |
|
MarkWest Texas PNG Utility, L.P. |
|
Texas |
|
MarkWest Western Oklahoma Gas Company, L.L.C. |
|
Oklahoma |
|
Matrex, L.L.C. |
|
Michigan |
|
Starfish Pipeline Company, L.L.C. |
|
Delaware |
|
Stingray Pipeline Company, L.L.C. |
|
Delaware |
|
Triton Gathering, L.L.C. |
|
Delaware |
|
West Cameron Dehydration Company, L.L.C. |
|
Delaware |
|
West Shore Processing Company, L.L.C. |
|
Michigan |