Common use of Other Guarantors Clause in Contracts

Other Guarantors. HEP LOGISTICS GP, L.L.C., a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-LOVINGTON LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer HEP PIPELINE GP, L.L.C., a Delaware limited liability company HEP PIPELINE, L.L.C., a Delaware limited liability company HEP MOUNTAIN HOME, L.L.C., a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING GP, L.L.C., a Delaware limited liability company HEP XXXXX CROSS, L.L.C., a Delaware limited liability company HEP TULSA LLC, a Delaware limited liability company HEP SLC, LLC, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each By: Xxxxx Energy Partners – Operating, L.P., a Delaware limited liability company and Its Sole Member By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture HEP FIN-TEX/TRUST-RIVER, L.P., a Texas limited partnership HEP NAVAJO SOUTHERN, L.P., a Delaware limited partnership HEP PIPELINE ASSETS, LIMITED PARTNERSHIP, a Delaware limited partnership Each by: HEP Pipeline GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer HEP REFINING ASSETS, L.P., a Delaware limited partnership By: HEP Refining GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: Vice President

Other Guarantors. HEP LOGISTICS GP, L.L.C., a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-LOVINGTON LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer Signature Page to Seventh Supplemental Indenture HEP PIPELINE GP, L.L.C., a Delaware limited liability company HEP PIPELINE, L.L.C., a Delaware limited liability company HEP MOUNTAIN HOME, L.L.C., a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING GP, L.L.C., a Delaware limited liability company HEP XXXXX CROSS, L.L.C., a Delaware limited liability company HEP TULSA LLC, a Delaware limited liability company HEP SLC, LLC, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each By: Xxxxx Energy Partners – Operating, L.P., a Delaware limited liability company and Its Sole Member By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Seventh Supplemental Indenture HEP FIN-TEX/TRUST-RIVER, L.P., a Texas limited partnership HEP NAVAJO SOUTHERN, L.P., a Delaware limited partnership HEP PIPELINE ASSETS, LIMITED PARTNERSHIP, a Delaware limited partnership Each by: HEP Pipeline GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer HEP REFINING ASSETS, L.P., a Delaware limited partnership By: HEP Refining GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Seventh Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: Vice PresidentPresident Signature Page to Seventh Supplemental Indenture

Other Guarantors. HEP LOGISTICS GP, L.L.C., a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-LOVINGTON LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer HEP PIPELINE GP, L.L.C., a Delaware limited liability company HEP PIPELINE, L.L.C., a Delaware limited liability company HEP MOUNTAIN HOME, L.L.C., a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING GP, L.L.C., a Delaware limited liability company HEP XXXXX CROSS, L.L.C., a Delaware limited liability company HEP TULSA LLC, a Delaware limited liability company HEP SLC, LLC, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each By: Xxxxx Energy Partners – Operating, L.P., a Delaware limited liability company and Its Sole Member By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture HEP FIN-TEX/TRUST-RIVER, L.P., a Texas limited partnership HEP NAVAJO SOUTHERN, L.P., a Delaware limited partnership HEP PIPELINE ASSETS, LIMITED PARTNERSHIP, a Delaware limited partnership Each by: HEP Pipeline GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer HEP REFINING ASSETS, L.P., a Delaware limited partnership By: HEP Refining GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: Vice President

Other Guarantors. HEP LOGISTICS GP, L.L.C., a Delaware limited liability company GRINDR HOLDINGS LLC By: /s/ Xxxxx X. Xxxx Jxxxx Xx Name: Xxxxx X. Xxxx Jxxxx Xx Title: President and Secretary GRINDR LLC By: /s/ Jxxxx Xx Name: Jxxxx Xx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership BLENDR LLC By: /s/ Xxxxx X. Xxxx Jxxxx Xx Name: Xxxxx X. Xxxx Jxxxx Xx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLCFORTRESS CREDIT CORP., a Delaware limited liability company as the Agent By: /s/ Xxxxx X. Xxxx Sxxxx Xxxxxxx Name: Xxxxx X. Xxxx Sxxxx Xxxxxxx Title: Senior Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-LOVINGTON LLCAuthorized Signatory FORTRESS CREDIT OPPORTUNITIES XV CLO LIMITED, as a Delaware limited liability company Lender By: FCOD CLO MANAGEMENT LLC Its Collateral Manager By: /s/ Xxxxx X. Xxxx Sxxxx Xxxxxxx Name: Xxxxx X. Xxxx Sxxxx Xxxxxxx Title: Senior Vice President and Chief Financial Officer HEP PIPELINE GPAuthorized Signatory FORTRESS CREDIT OPPORTUNITIES VII CLO LIMITED, L.L.C., as a Delaware limited liability company HEP PIPELINE, L.L.C., a Delaware limited liability company HEP MOUNTAIN HOME, L.L.C., a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING GP, L.L.C., a Delaware limited liability company HEP XXXXX CROSS, L.L.C., a Delaware limited liability company HEP TULSA LLC, a Delaware limited liability company HEP SLC, LLC, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each Lender By: Xxxxx Energy Partners – OperatingFCO VII CLO CM LLC Its Collateral Manager By: /s/ Sxxxx Xxxxxxx Name: Sxxxx Xxxxxxx Title: Authorized Signatory FORTRESS CREDIT OPPORTUNITIES XI CLO LIMITED, as a Lender By: FCOD CLO Management LLC Its Collateral Manager By: /s/ Sxxxx Xxxxxxx Name: Sxxxx Xxxxxxx Title: Authorized Signatory FORTRESS CREDIT OPPORTUNITIES IX CLO LIMITED, as a Lender By: FCOD CLO Management LLC Its Collateral Manager By: /s/ Sxxxx Xxxxxxx Name: Sxxxx Xxxxxxx Title: Authorized Signatory FORTRESS CREDIT OPPORTUNITIES VI CLO LIMITED, as a Lender By: FCOO CLO Management LLC Its Collateral Manager By: /s/ Sxxxx Xxxxxxx Name: Sxxxx Xxxxxxx Title: Authorized Signatory FORTRESS LENDING I HOLDINGS L.P., as a Delaware limited liability company and Lender By: Fortress Lending Advisors LLC Its Investment Manager By: /s/ Sxxxx Xxxxxxx Name: Sxxxx Xxxxxxx Title: Authorized Signatory FLF I HOLDINGS FINANCE L.P., as a Lender By: FLF I Holdings Finance CM LLC Its Servicer By: Fortress Lending I Holdings L.P. Its Member By: Fortress Lending Advisors LLC Its Investment manager By: /s/ Sxxxx Xxxxxxx Name: Sxxxx Xxxxxxx Title: Authorized Signatory FLF I AB HOLDINGS FINANCE L.P., as a Lender By: FLF I AB Holdings Finance CM LLC Its Servicer By: Fortress Lending I Holdings L.P. Its Sole Member By: Fortress Lending Advisors LLC Its Investment Manager By: /s/ Xxxxx X. Xxxx Sxxxx Xxxxxxx Name: Xxxxx X. Xxxx Sxxxx Xxxxxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture HEP FIN-TEX/TRUST-RIVERAuthorized Signatory BLUE TORCH CREDIT OPPORTUNITIES SBAF FUND LP, L.P.as a lender By: Blue Torch Credit Opportunities SBAF GP LLC, its general partner By: KPG BTC Management LLC, its sole member By: /s/ Kxxxx Xxxxx Name: Kxxxx Xxxxx Title: Managing Member BLUE TORCH CREDIT OPPORTUNITIES KRS FUND LP, as a Texas limited partnership HEP NAVAJO SOUTHERNlender By: Blue Torch Credit Opportunities KRS GP LLC, L.P.its general partner By: KPG BTC Management LLC, its sole member By: /s/ Kxxxx Xxxxx Name: Kxxxx Xxxxx Title: Managing Member BTC HOLDINGS SC FUND LLC, as a Delaware limited partnership HEP PIPELINE ASSETSlender By: Blue Torch Credit Opportunities SC Master Fund LP, LIMITED PARTNERSHIPits sole member By: Blue Torch Credit Opportunities SC GP LLC, its general partner By: KPG BTC Management LLC, its sole member By: /s/ Kxxxx Xxxxx Name: Kxxxx Xxxxx Title: Managing Member BTC HOLDINGS FUND I, LLC, as a Delaware limited partnership Each bylender By: HEP Pipeline GPBlue Torch Credit Opportunities Fund I LP, L.L.C.its sole member By: Blue Torch Credit Opportunities GP LLC, its general partner By: KPG BTC Management LLC, its sole member By: /s/ Kxxxx Xxxxx Name: Kxxxx Xxxxx Title: Managing Member BTC Offshore Holdings Fund II, LLC, as a Delaware limited liability companylender By: Blue Torch Offshore Credit Opportunities Master Fund II, LP, its Sole Member By: Blue Torch Offshore Credit Opportunities GX XX LLC, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer HEP REFINING ASSETS, L.P., a Delaware limited partnership By: HEP Refining GP, L.L.C., a Delaware limited liability companyKPG BTC Management LLC, its General Partner Sole Member By: /s/ Kxxxx Xxxxx X. Xxxx Name: Kxxxx Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATIONManaging Member BLUE TORCH CREDIT OPPORTUNITIES FUND II LP, as Trustee a lender By: Blue Torch Credit Opportunities GX XX LLC, its general partner By: KPG BTC Management LLC, its sole member By: /s/ Xxxxxx X. Xxxxxxx Kxxxx Xxxxx Name: Xxxxxx X. Xxxxxxx Kxxxx Xxxxx Title: Vice PresidentManaging Member

Other Guarantors. HEP LOGISTICS DYNEGY POWER CORP. DPC II INC. DYNEGY ENGINEERING, INC. CALCASIEU POWER, INC. DYNEGY PARTS AND TECHNICAL SERVICES, INC. DYNEGY POWER SERVICES, INC. RRP COMPANY RIVERSIDE GENERATION, INC. RIVERSIDE GENERATING COMPANY, L.L.C. ROLLING HILLS GENERATION, INC. DYNEGY RENAISSANCE POWER, INC. DYNEGY NORTHEAST GENERATION, INC. XXXXXX POWER, L.L.C. DYNEGY MIDSTREAM GP, L.L.C.INC. DYNEGY UPPER HOLDINGS, a Delaware limited liability company L.L.C. DYNEGY HOLDING COMPANY, L.L.C. DMG ENTERPRISES, INC. HAVANA DOCK ENTERPRISES, LLC DMT HOLDINGS, INC. DYNEGY MARKETING AND TRADE DYNEGY COAL TRADING & TRANSPORTATION, L.L.C. ILLINOVA CORPORATION ILLINOVA GENERATING COMPANY PARISH POWER, INC. CALCASIEU POWER, LLC DYNEGY POWER HOLDINGS, INC. COGEN POWER, INC. BLACK MOUNTAIN COGEN, INC. BLUEGRASS GENERATION, INC. BLUEGRASS GENERATION COMPANY, L.L.C. BLUE RIDGE GENERATION INC. BLUE RIDGE GENERATION LLC DYNEGY OPERATING COMPANY By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President of Strategic Planning, Corporate Business Development and Chief Financial Officer XXXXX Treasurer GEORGIA MERCANTILE POWER, INC. HEARD COUNTY POWER, L.L.C. DYNEGY ROSETON, L.L.C. DYNEGY GLOBAL ENERGY, INC. DYNEGY GP INC. RENAISSANCE POWER, L.L.C. DYNEGY POWER MARKETING, INC. DYNEGY ENERGY STORAGE-LOVINGTON LLCSERVICES, a Delaware limited liability company INC. ILLINOIS POWER ENERGY, INC. DEM GP, LLC DYNEGY ENERGY MARKETING, LP DYNEGY ADMINISTRATIVE SERVICES COMPANY DYNEGY XXXXXX MEMBER, INC. DYNEGY MIDWEST GENERATION, INC. DYNEGY I.T., INC. DYNEGY DANSKAMMER, L.L.C. ROCKY ROAD POWER, LLC DEM LP, LLC DYNEGY GAS IMPORTS, LLC DYNEGY NEW YORK HOLDINGS, INC. EXRES SHC, INC. SITHE ENERGIES, INC. SITHE ENERGIES U.S.A., INC. ENERGY FACTORS, INCORPORATED SITHE/INDEPENDENCE EQUITY LLC SITHE/INDEPENDENCE LLC XXXXXXXX HOLDINGS LLC DYNEGY FALCON HOLDINGS INC. DYNEGY EQUIPMENT, LLC DYNEGY XXXXXXX ENERGY, LLC DYNEGY XXXXXXX HOLDING, LLC DYNEGY PLUM POINT HOLDINGS, LLC DYNEGY PLUM POINT, LLC DYNEGY SERVICES PLUM POINT, LLC DYNEGY POWER GENERATION, LLC DYNEGY POWER GENERATION II, LLC DYNEGY MULBERRY, LLC SOUTHWEST POWER PARTNERS, LLC DYNEGY ONTELAUNEE HOLDING, LLC ONTELAUNEE POWER OPERATING COMPANY, L.L.C. DYNEGY GENERATION HOLDINGS, LLC By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President of Strategic Planning, Corporate Business Development and Chief Financial Officer HEP PIPELINE GP, L.L.C., a Delaware limited liability company HEP PIPELINE, L.L.C., a Delaware limited liability company HEP MOUNTAIN HOME, L.L.C., a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING GP, L.L.C., a Delaware limited liability company HEP XXXXX CROSS, L.L.C., a Delaware limited liability company HEP TULSA LLC, a Delaware limited liability company HEP SLC, LLC, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each By: Xxxxx Energy Partners – Operating, L.P., a Delaware limited liability company and Its Sole Member By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page Treasurer *All parties to Second Supplemental Indenture HEP FIN-TEX/TRUST-RIVER, L.P., a Texas limited partnership HEP NAVAJO SOUTHERN, L.P., a Delaware limited partnership HEP PIPELINE ASSETS, LIMITED PARTNERSHIP, a Delaware limited partnership Each by: HEP Pipeline GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer HEP REFINING ASSETS, L.P., a Delaware limited partnership By: HEP Refining GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: Vice Presidentthe agreement have signed but those signatures have been omitted here for brevity.

Other Guarantors. HEP LOGISTICS GP, L.L.C., a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-LOVINGTON LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer Signature Page to Eighth Supplemental Indenture HEP PIPELINE GP, L.L.C., a Delaware limited liability company HEP PIPELINE, L.L.C., a Delaware limited liability company HEP MOUNTAIN HOME, L.L.C., a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING GP, L.L.C., a Delaware limited liability company HEP XXXXX CROSS, L.L.C., a Delaware limited liability company HEP TULSA LLC, a Delaware limited liability company HEP SLC, LLC, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each By: Xxxxx Energy Partners – Operating, L.P., a Delaware limited liability company and Its Sole Member By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Eighth Supplemental Indenture HEP FIN-TEX/TRUST-RIVER, L.P., a Texas limited partnership HEP NAVAJO SOUTHERN, L.P., a Delaware limited partnership HEP PIPELINE ASSETS, LIMITED PARTNERSHIP, a Delaware limited partnership Each by: HEP Pipeline GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer HEP REFINING ASSETS, L.P., a Delaware limited partnership By: HEP Refining GP, L.L.C., a Delaware limited liability company, its General Partner By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer Signature Page to Second Eighth Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATION, as Trustee By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: Vice PresidentPresident Signature Page to Eighth Supplemental Indenture

Other Guarantors. DYNEGY POWER CORP. DPC II INC. DYNEGY ENGINEERING, INC. DYNEGY SERVICES, INC. DYNEGY POWER MANAGEMENT SERVICES, L.P. CALCASIEU POWER, INC. DYNEGY PARTS AND TECHNICAL SERVICES, INC. DYNEGY POWER MANAGEMENT SERVICES, INC. HEP LOGISTICS COGEN, INC. XXXXXXXX XXXXX, INC. DYNEGY POWER SERVICES, INC. OYSTER CREEK COGEN, INC. RRP COMPANY DPC COLOMBIA – OPON POWER RESOURCES COMPANY TERMO SANTANDER HOLDING, LLC RIVERSIDE GENERATION, INC. RIVERSIDE GENERATING COMPANY, L.L.C. ROLLING HILLS GENERATION, INC. DYNEGY RENAISSANCE POWER, INC. DYNEGY NORTHEAST GENERATION, INC. XXXXXX POWER, L.L.C. DYNEGY MIDSTREAM GP, L.L.C.INC. DYNEGY UPPER HOLDINGS, a Delaware limited liability company L.L.C. DYNEGY HOLDING COMPANY, L.L.C. By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY PARTNERS-OPERATING, L.P., a Delaware limited partnership By: /s/ Xxxxx X. Xxxx Name: Xxxxx X. Xxxx Title: Vice President and Chief Financial Officer XXXXX ENERGY STORAGE-TULSA LLC, a Delaware limited liability company By: /s/ Xxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer XXXXX Treasurer DMG ENTERPRISES, INC. HAVANA DOCK ENTERPRISES, LLC DMT HOLDINGS, INC. DMT G.P., L.L.C. DMT HOLDINGS, L.P. DYNEGY MARKETING AND TRADE DYNEGY COAL TRADING & TRANSPORTATION, L.L.C. ILLINOVA CORPORATION ILLINOVA GENERATING COMPANY IPG PARIS, INC. ILLINOVA ENERGY STORAGE-LOVINGTON LLCPARTNERS, a Delaware limited liability company INC. PARISH POWER, INC. CALCASIEU POWER, LLC DELTA COGEN, INC. DYNEGY POWER HOLDINGS, INC. COGEN POWER, INC. COGEN POWER, L.P. BLACK MOUNTAIN COGEN, INC. BLUEGRASS GENERATION, INC. BLUEGRASS GENERATION COMPANY, L.L.C. BLUE RIDGE GENERATION INC. BLUE RIDGE GENERATION LLC CHICKAHOMINY GENERATING COMPANY CHICKAHOMINY POWER, LLC DYNEGY OPERATING COMPANY By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer HEP PIPELINE Treasurer GEORGIA MERCANTILE POWER, INC. HEARD COUNTY POWER, L.L.C. DYNEGY ROSETON, L.L.C. DYNEGY GLOBAL ENERGY, INC. DYNEGY BROADBAND MARKETING AND TRADE DYNEGY GP INC. DYNEGY STRATEGIC INVESTMENTS, L.P. DYNEGY STRATEGIC INVESTMENTS GP, L.L.C.L.L.C. RENAISSANCE POWER, a Delaware limited liability company HEP PIPELINEL.L.C. ROLLING HILLS GENERATING, L.L.C.L.L.C. DYNEGY POWER MARKETING, a Delaware limited liability company HEP MOUNTAIN HOMEINC. DYNEGY ENERGY SERVICES, L.L.C.INC. ILLINOIS POWER ENERGY, a Delaware limited liability company HEP REFINING, L.L.C., a Delaware limited liability company HEP REFINING INC. DEM GP, L.L.C.LLC DYNEGY ENERGY MARKETING, a Delaware limited liability company HEP XXXXX CROSSLP DYNEGY ADMINISTRATIVE SERVICES COMPANY NIPC, L.L.C.INC. DYNEGY XXXXXX MEMBER, a Delaware limited liability company HEP TULSA LLCINC. DYNEGY MIDWEST GENERATION, a Delaware limited liability company HEP SLCINC. DYNEGY I.T., LLCINC. DPC POWER RESOURCES HOLDING COMPANY ROCKINGHAM POWER, a Delaware limited liability company LOVINGTON-ARTESIA, L.L.C., a Delaware limited liability company ROADRUNNER PIPELINE, L.L.C., a Delaware limited liability company Each By: Xxxxx Energy Partners – Operating, L.P., a Delaware limited liability company and Its Sole Member L.L.C. By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture HEP FIN-TEX/TRUST-RIVERTreasurer DYNEGY STRATEGIC INVESTMENTS LP, INC. DYNEGY DANSKAMMER, L.L.C. DYNEGY MIDSTREAM HOLDINGS, INC. DYNEGY GAS TRANSPORTATION, INC. DYNEGY STORAGE TECHNOLOGY AND SERVICES, INC. ROCKY ROAD POWER, LLC COGEN LYONDELL, INC. DYNEGY MANAGEMENT, INC. DEM LP, LLC DMT L.P., a Texas limited partnership HEP NAVAJO SOUTHERN, L.P., a Delaware limited partnership HEP PIPELINE ASSETS, LIMITED PARTNERSHIP, a Delaware limited partnership Each by: HEP Pipeline GP, L.L.C., a Delaware limited liability company, its General Partner L.L.C. By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer HEP REFINING ASSETSTreasurer DYNEGY GAS IMPORTS, L.P.LLC DYNEGY NEW YORK HOLDINGS, a Delaware limited partnership By: HEP Refining GPINC. EXRES SHC, L.L.C.INC. EXRES POWER HOLDINGS, a Delaware limited liability companyINC. SITHE ENERGIES, its General Partner INC. SITHE ENERGIES U.S.A., INC. ENERGY FACTORS, INCORPORATED SITHE/INDEPENDENCE INDUSTRIAL ENERGY PARK INC. SITHE ENERGIES MARKETING, INC. SITHE POWER MARKETING, INC. SITHE POWER HOLDINGS, INC. SITHE/INDEPENDENCE EQUITY LLC SITHE/INDEPENDENCE LLC SITHE/INDEPENDENCE INDUSTRIAL ENERGY PARK, L.P. SITHE ENERGY MARKETING, X.X. XXXXXXXX HOLDINGS LLC DYNEGY FALCON HOLDINGS INC. DYNEGY GENERATION HOLDINGS, LLC DYNEGY PLUM POINT HOLDINGS, LLC DYNEGY PLUM POINT, LLC DYNEGY POWER GENERATION, LLC DYNEGY ONTELAUNEE HOLDING, LLC DYNEGY XXXXXXX HOLDING, LLC By: /s/ Xxxxx Xxxxxxx X. Xxxx Name: Xxxxx Xxxxxxx X. Xxxx Title: Senior Vice President and Chief Financial Officer Signature Page to Second Supplemental Indenture TRUSTEE: U.S. BANK NATIONAL ASSOCIATIONAGENTS JPMORGAN CHASE BANK, N.A., as Trustee a Lender, an Administrative Agent, a Revolving L/C Issuer, a Term L/C Issuer and the Collateral Agent By: /s/ Xxxxxx X. Xxxxxxx Name: Xxxxxx X. Xxxxxxx Title: Executive Director CITICORP USA, INC., as a Lender, an Administrative Agent and the Payment Agent By: /s/ Xxxx Xxxxxx Name: Xxxx Xxxxxx Title: Vice PresidentPresident CITIBANK, N.A., as a Revolving L/C Issuer and a Term L/C Issuer By: /s/ Xxxx Xxxxxx Name: Xxxx Xxxxxx Title: Vice President CREDIT SUISSE, Cayman Islands Branch, as a Term L/C Issuer By: /s/ Xxxxxx Xxxxxxxx Name: Xxxxxx Xxxxxxxx Title: Director By: /s/ Xxxxxxx Xxxxx Name: Xxxxxxx Xxxxx Title: Associate BARCLAYS BANK PLC, as a Revolving Credit Lender and Revolving L/C Issuer By: /s/ Xxxxx Xxxxxx Name: Xxxxx Xxxxxx Title: Associate Director