0001104659-09-059249 Sample Contracts

CONTRIBUTION AGREEMENT BY AND AMONG MARKWEST LIBERTY GAS GATHERING, L.L.C., M&R MWE LIBERTY, LLC, AND MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C.

Contribution Agreement • October 16th, 2009 • Markwest Energy Partners L P • Crude petroleum & natural gas • Texas

• Contract Type
  Contribution Agreement
• Filed
  October 16th, 2009
• Company
  Markwest Energy Partners L P
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  Texas

THIS AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT (“Agreement”) of MarkWest Liberty Midstream & Resources, L.L.C., a Delaware limited liability company (the “Company”), is executed and agreed to as of [ ] [ ], 2009, by and among MarkWest Liberty Gas Gathering, L.L.C., a Delaware limited liability company (“MWE Liberty”), M&R MWE Liberty, LLC, a Delaware limited liability company (“NGPMR”), and such other Persons who may become Members of the Company from time to time pursuant hereto.

AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT of MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C. Dated as of February 27th, 2009

Limited Liability Company Agreement • October 16th, 2009 • Markwest Energy Partners L P • Crude petroleum & natural gas • Texas

• Contract Type
  Limited Liability Company Agreement
• Filed
  October 16th, 2009
• Company
  Markwest Energy Partners L P
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  Texas

THIS AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT (“Agreement”) of MarkWest Liberty Midstream & Resources, L.L.C., a Delaware limited liability company (the “Company”), is executed and agreed to as of February 27th, 2009, by and among MarkWest Liberty Gas Gathering, L.L.C., a Delaware limited liability company (“MWE Liberty”), M&R MWE Liberty, LLC, a Delaware limited liability company (“NGPMR”), and such other Persons who may become Members of the Company from time to time pursuant hereto.