MARKWEST ENERGY PARTNERS L P Contracts & Agreements

MARKWEST ENERGY PARTNERS, L.P. AND MARKWEST ENERGY FINANCE CORPORATION AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AND WELLS FARGO BANK, NATIONAL ASSOCIATION, as Trustee SIXTEENTH... (Filed With SEC on December 4, 2015)

MARKWEST ENERGY PARTNERS, L.P. AND MARKWEST ENERGY FINANCE CORPORATION AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AND WELLS FARGO BANK, NATIONAL ASSOCIATION, as Trustee... (Filed With SEC on December 4, 2015)

AMENDMENT NUMBER 2 TO AGREEMENT AND PLAN OF MERGER (Filed With SEC on November 17, 2015)

AMENDMENT TO AGREEMENT AND PLAN OF MERGER (Filed With SEC on November 10, 2015)

FOURTEENTH SUPPLEMENTAL INDENTURE (Filed With SEC on August 5, 2015)

AGREEMENT AND PLAN OF MERGER Dated as of July 11, 2015 among MPLX LP, MPLX GP LLC, Marathon Petroleum Corporation, Sapphire Holdco LLC, and MarkWest Energy Partners, L.P. (Filed With SEC on July 13, 2015)

$1,200,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 4.875% Senior Notes due 2025 Underwriting Agreement (Filed With SEC on June 2, 2015)

EIGHTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent,... (Filed With SEC on May 28, 2015)

$650,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 4.875% Senior Notes due 2024 Underwriting Agreement (Filed With SEC on March 3, 2015)

SEVENTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent,... (Filed With SEC on February 3, 2015)

$500,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 4.875% Senior Notes due 2024 Underwriting Agreement (Filed With SEC on November 21, 2014)

MARKWEST ENERGY PARTNERS, L.P. Common Units Representing Limited Partner Interests EQUITY DISTRIBUTION AGREEMENT (Filed With SEC on November 19, 2014)

ACKNOWLEDGMENT OF RELEASE OF SUBSIDIARY GUARANTOR (Filed With SEC on May 7, 2014)

NEW LENDER AGREEMENT AND SIXTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as... (Filed With SEC on March 20, 2014)

MARKWEST ENERGY PARTNERS, L.P. Common Units Representing Limited Partner Interests EQUITY DISTRIBUTION AGREEMENT (Filed With SEC on March 11, 2014)

MARKWEST ENERGY PARTNERS, L.P. Common Units TERMS AGREEMENT (Filed With SEC on December 23, 2013)

FIFTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (Filed With SEC on December 13, 2013)

MARKWEST ENERGY PARTNERS, L.P. Common Units Representing Limited Partner Interests EQUITY DISTRIBUTION AGREEMENT (Filed With SEC on September 5, 2013)

TWELFTH SUPPLEMENTAL INDENTURE (Filed With SEC on August 7, 2013)

MARKWEST ENERGY PARTNERS, L.P. Common Units Representing Limited Partner Interests EQUITY DISTRIBUTION AGREEMENT (Filed With SEC on August 7, 2013)

ELEVENTH SUPPLEMENTAL INDENTURE (Filed With SEC on May 8, 2013)

AMENDMENT NO. 1 TO LIMITED LIABILITY COMPANY AGREEMENT OF MARKWEST UTICA EMG, L.L.C. (Filed With SEC on May 8, 2013)

AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT of MARKWEST UTICA EMG, L.L.C. Dated as of February 18, 2013 (Filed With SEC on May 8, 2013)

$1,000,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 4.5% Senior Notes due 2023 Underwriting Agreement (Filed With SEC on January 10, 2013)

FOURTH AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent,... (Filed With SEC on December 26, 2012)

MARKWEST ENERGY PARTNERS, L.P. 8,500,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT November 13, 2012 (Filed With SEC on November 19, 2012)

MARKWEST ENERGY PARTNERS, L.P. 6,000,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT August 14, 2012 (Filed With SEC on August 17, 2012)

$750,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 5.50% Senior Notes due 2023 Underwriting Agreement (Filed With SEC on August 10, 2012)

AGREEMENT AND PLAN OF MERGER, dated as of May 7, 2012, among KEYSTONE MIDSTREAM SERVICES, LLC, as the Company, R.E. GAS DEVELOPMENT, LLC, STONEHENGE ENERGY RESOURCES, L.P., and... (Filed With SEC on August 6, 2012)

THIRD AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent,... (Filed With SEC on June 29, 2012)

MARKWEST ENERGY PARTNERS, L.P. 8,000,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT May 9, 2012 (Filed With SEC on May 14, 2012)

SEVENTH SUPPLEMENTAL INDENTURE (Filed With SEC on May 7, 2012)

MARKWEST ENERGY PARTNERS, L.P. 5,900,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT March 13, 2012 (Filed With SEC on March 16, 2012)

ARTICLE I DEFINITIONS (Filed With SEC on February 28, 2012)

SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent,... (Filed With SEC on December 30, 2011)

MARKWEST ENERGY PARTNERS, L.P. 10,000,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT December 13, 2011 (Filed With SEC on December 19, 2011)

MARKWEST ENERGY PARTNERS, L.P. AND MARKWEST ENERGY FINANCE CORPORATION AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AND WELLS FARGO BANK, NATIONAL ASSOCIATION, as Trustee SIXTH... (Filed With SEC on November 15, 2011)

MARKWEST ENERGY PARTNERS, L.P., MARKWEST ENERGY FINANCE CORPORATION, as Issuers, and the Subsidiary Guarantors named herein 8% SENIOR NOTES DUE 2018 FIFTH SUPPLEMENTAL INDENTURE... (Filed With SEC on November 7, 2011)

FOURTH SUPPLEMENTAL INDENTURE (Filed With SEC on November 7, 2011)

$700,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 6.25% Senior Notes due 2022 Underwriting Agreement (Filed With SEC on October 28, 2011)

MARKWEST ENERGY PARTNERS, L.P. 5,000,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT October 7, 2011 (Filed With SEC on October 13, 2011)

FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent,... (Filed With SEC on September 13, 2011)

AMENDMENT NO. 2 TO SECOND AMENDED AND RESTATED LIMITED LIABILITY COMPANY AGREEMENT OF MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C. (Filed With SEC on August 8, 2011)

MARKWEST ENERGY PARTNERS, L.P. 3,500,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT July 8, 2011 (Filed With SEC on July 13, 2011)

JOINDER AGREEMENT (Filed With SEC on June 17, 2011)

MARKWEST ENERGY PARTNERS, L.P., MARKWEST ENERGY FINANCE CORPORATION and the Subsidiary Guarantors named herein 8% SENIOR NOTES DUE 2016 SIXTH SUPPLEMENTAL INDENTURE DATED AS OF... (Filed With SEC on May 9, 2011)

MARKWEST ENERGY PARTNERS, L.P., MARKWEST ENERGY FINANCE CORPORATION, as Issuers, and the Subsidiary Guarantors named herein 8% SENIOR NOTES DUE 2018 FOURTH SUPPLEMENTAL INDENTURE... (Filed With SEC on May 9, 2011)

THIRD SUPPLEMENTAL INDENTURE (Filed With SEC on May 9, 2011)

PURCHASE AND SALE AGREEMENT By And Between EQT GATHERING, LLC And MARKWEST ENERGY APPALACHIA, L.L.C. Dated as of January 3, 2011 (Filed With SEC on May 9, 2011)

$200,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 6.5% Senior Notes due 2021 Underwriting Agreement (Filed With SEC on March 3, 2011)

SUPPLEMENTAL INDENTURE MARKWEST ENERGY PARTNERS, L.P. AND MARKWEST ENERGY FINANCE CORPORATION AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AND WELLS FARGO BANK, NATIONAL... (Filed With SEC on February 24, 2011)

$300,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 6.5% Senior Notes due 2021 Underwriting Agreement (Filed With SEC on February 14, 2011)

MARKWEST ENERGY PARTNERS, L.P. 3,000,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT January 11, 2011 (Filed With SEC on January 14, 2011)

MARKWEST ENERGY PARTNERS, L.P. AND MARKWEST ENERGY FINANCECORPORATION AND THE SUBSIDIARY GUARANTORS NAMEDHEREIN, AND WELLS FARGO BANK, NATIONALASSOCIATION, as Trustee SEVENTH... (Filed With SEC on November 3, 2010)

MARKWEST ENERGY PARTNERS, L.P. AND MARKWEST ENERGY FINANCE CORPORATION AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AND WELLS FARGO BANK, NATIONAL ASSOCIATION, as Trustee FIRST... (Filed With SEC on November 3, 2010)

MARKWEST ENERGY PARTNERS, L.P. and MARKWEST ENERGY FINANCECORPORATION, as Issuers, the SUBSIDIARY GUARANTORS partyhereto, and WELLS FARO BANK, NATIONALASSOCIATION, as Trustee... (Filed With SEC on November 3, 2010)

$500,000,000 MARKWEST ENERGY PARTNERS, L.P. MARKWEST ENERGY FINANCE CORPORATION 6 % Senior Notes due 2020 Underwriting Agreement (Filed With SEC on October 22, 2010)

JOINDER AGREEMENT (Filed With SEC on August 4, 2010)

MARKWEST ENERGY PARTNERS,L.P. 4,250,000COMMON UNITS REPRESENTINGLIMITED PARTNER INTERESTS UNDERWRITINGAGREEMENT March 31, 2010 (Filed With SEC on April 5, 2010)

MARKWEST ENERGY PARTNERS, L.P. 5,500,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT August 13, 2009 (Filed With SEC on August 14, 2009)

MARKWEST ENERGY PARTNERS, L.P. 2,900,000 COMMON UNITS REPRESENTING LIMITED PARTNER INTERESTS UNDERWRITING AGREEMENT June 5, 2009 (Filed With SEC on June 10, 2009)

SECONDAMENDED AND RESTATED INDEMNIFICATION AGREEMENT (Filed With SEC on August 11, 2008)

MARKWEST HYDROCARBON, INC. 1996 STOCK INCENTIVE PLAN (as amended 2005) (Filed With SEC on August 11, 2008)

MARKWEST HYDROCARBON, INC. (Filed With SEC on August 11, 2008)

GAS PROCESSING AGREEMENT BY AND BETWEEN MARKWEST JAVELINA COMPANY AND CITGO REFINING AND CHEMICALS COMPANY, L.P. EAST and WEST REFINERIES DATED NOVEMBER 1, 2007 (Filed With SEC on February 29, 2008)

AMENDMENT TO GAS PROCESSING AGREEMENT (Filed With SEC on February 29, 2008)

OMNIBUS TERMINATION AGREEMENT (Filed With SEC on February 29, 2008)

NATURAL GASLIQUIDS TRANSPORTATION, FRACTIONATION AND MARKETING AGREEMENT (Filed With SEC on February 29, 2008)

ASSIGNMENT AND BILL OF SALE AND ASSUMPTION AGREEMENT (Filed With SEC on February 29, 2008)

SECOND AMENDMENT TO GAS PROCESSING AGREEMENT (Kenova, Boldman and Cobb Plants) (Filed With SEC on February 29, 2008)

REGISTRATIONRIGHTS AGREEMENT (Filed With SEC on February 21, 2008)

CREDIT AGREEMENT among MARKWEST ENERGY PARTNERS, L.P., as the Borrower, ROYAL BANK OF CANADA, as Administrative Agent and Collateral Agent JPMORGAN CHASE BANK, N.A., as... (Filed With SEC on February 21, 2008)

UNIT PURCHASE AGREEMENT by and among MARKWEST ENERGY PARTNERS,L.P., MARKWEST ENERGY GP, L.L.C. AND THE PURCHASERS PARTY HERETO (Filed With SEC on December 19, 2007)

REGISTRATION RIGHTSAGREEMENT by and among MARKWEST ENERGY PARTNERS, L.P. AND THE PURCHASERS PARTY HERETO (Filed With SEC on December 19, 2007)

AMENDEDAND RESTATED CLASS BMEMBERSHIP INTEREST CONTRIBUTION AGREEMENT datedas of October26, 2007 byand among MARKWESTENERGY PARTNERS, L.P., and THESELLERS NAMED HEREIN (Filed With SEC on November 13, 2007)

MARKWEST ENERGY GP, L.L.C. AMENDED AND RESTATED INDEMNIFICATION AGREEMENT (Filed With SEC on November 1, 2007)

AMENDED AND RESTATED CLASS B MEMBERSHIP INTEREST CONTRIBUTION AGREEMENT dated as of October 26, 2007 by and among MARKWEST ENERGY PARTNERS, L.P., and THE SELLERS NAMED HEREIN (Filed With SEC on November 1, 2007)

EMPLOYMENTAGREEMENT (Filed With SEC on September 11, 2007)

FORM OFEMPLOYMENT AGREEMENT (Filed With SEC on September 11, 2007)

UNIT PURCHASEAGREEMENT by and among MARKWEST ENERGYPARTNERS, L.P., MARKWEST ENERGYGP, L.L.C. AND THE PURCHASERSPARTY HERETO (Filed With SEC on April 11, 2007)

REGISTRATION RIGHTSAGREEMENT by and among MARKWEST ENERGY PARTNERS,L.P. AND THE PURCHASERS PARTYHERETO (Filed With SEC on April 11, 2007)

MARKWESTENERGY GP, L.L.C. INDEMNIFICATIONAGREEMENT (Filed With SEC on March 7, 2007)

SPECIFIC TERMS IN THIS EXHIBIT HAVEBEEN REDACTED BECAUSE CONFIDENTIAL TREATMENT FOR THOSE TERMS HAS BEEN REQUESTED. THE REDACTED MATERIAL HAS BEEN SEPARATELY FILED WITH THE... (Filed With SEC on November 7, 2006)

SUMMARY OF 2006 LONG TERM INCENTIVE PLAN AND TARGET PERCENTAGES (Filed With SEC on November 1, 2006)

MARKWESTENERGY PARTNERS, L.P. 3,000,000Common Units(1) Representing Limited Partner Interests UNDERWRITINGAGREEMENT (Filed With SEC on July 5, 2006)

MarkWest Energy Partners, L.P. Summary of Director Compensation (Filed With SEC on February 2, 2006)

2005INCENTIVE COMPENSATION PLAN PERFORMANCETARGETS (Filed With SEC on February 2, 2006)

2006INCENTIVE COMPENSATION PLAN PERFORMANCETARGETS (Filed With SEC on February 2, 2006)

PURCHASE AND SALE AGREEMENT (JAVELINA) By and Between El Paso Corporation (Seller) and MarkWest Energy Partners, L.P. (Buyer) Covering the Acquisition of The following Equity... (Filed With SEC on September 21, 2005)

PURCHASE AND SALE AGREEMENT (JAVELINA) (Filed With SEC on September 21, 2005)

PURCHASE AND SALE AGREEMENT (Javelina) By and Between Valero Energy Corporation ValeroJavelina, L.P. (Seller) and MarkWest Energy Partners, L.P. (Buyer) Covering the Acquisition... (Filed With SEC on September 21, 2005)

PURCHASE AND SALE AGREEMENT (Filed With SEC on April 6, 2005)

MarkWest Energy Partners, L.P. Summary of Director Compensation (Filed With SEC on January 26, 2005)

2004 INCENTIVE COMPENSATION PLAN PERFORMANCE TARGETS (Filed With SEC on January 26, 2005)

2005 INCENTIVE COMPENSATION PLAN PERFORMANCE TARGETS (Filed With SEC on January 26, 2005)

ASSETPURCHASE AND SALE AGREEMENT (Filed With SEC on September 13, 2004)

UNIT PURCHASE AGREEMENT by and among MARKWEST ENERGY PARTNERS, L.P., MARKWEST ENERGY GP, L.L.C. KAYNE ANDERSON ENERGY FUND II, L.P., KAYNE ANDERSON CAPITAL INCOME PARTNERS (QP),... (Filed With SEC on September 13, 2004)

REGISTRATION RIGHTS AGREEMENT by andamong MARKWESTENERGY PARTNERS, L.P., KAYNEANDERSON ENERGY FUND II, L.P., KAYNE ANDERSON CAPITAL INCOMEPARTNERS (QP), L.P., KAYNE ANDERSON MLP... (Filed With SEC on September 13, 2004)

SERVICESAGREEMENT (Filed With SEC on March 15, 2004)

PURCHASE AND SALEAGREEMENT BETWEEN RAPTOR NATURAL PLAINSMARKETING LLC and RAPTOR GAS TRANSMISSION LLC And POWER-TEX JOINT VENTURE AS SELLERS AND MARKWEST PINNACLE, L.P. AS BUYER... (Filed With SEC on September 17, 2003)

PURCHASE AGREEMENT (Filed With SEC on June 19, 2003)

REGISTRATION RIGHTS AGREEMENT (Filed With SEC on June 19, 2003)

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MARKWEST ENERGY PARTNERS L P Contracts & Agreements