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|   | BLUEKNIGHT      ENERGY PARTNERS L.P.                             |
|--------|------------------------------------------------------------------|
|   | (f/k/a      SemGroup Energy Partners, L.P.)                      |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   | By:                                                              | Blueknight      Energy Partners G.P., L.L.C., |
|   |                                                             | its      general partner (f/k/a SemGroup Energy Partners, G.P.,    L.L.C.) |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   |                                                             | By: | /s/      Alex G. Stallings |
|   |                                                             |   | Name:      Alex G. Stallings |
|   |                                                             |   | Title:        Chief Financial Officer and Secretary |
|   |                                                             |   |   |
|   | Guarantors:                                                      |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   | BKEP PIPELINE, L.P.      (f/k/a SemPipe, L.P.)                   |
|   |                                                             |   |   |
|   | By:                                                              | BKEP      Pipeline G.P., L.L.C., |
|   |                                                             | its      general partner (f/k/a SemPipe G.P., L.L.C.) |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   |                                                             | By: | /s/ Alex G.  Stallings |
|   |                                                             |   | Name:      Alex G. Stallings |
|   |                                                             |   | Title:        Chief Financial Officer and Secretary |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   | BKEP PIPELINE G.P., L.L.C.      (f/k/a SemPipe G.P., L.L.C.)     |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   | By:                                                              | /s/      Alex G. Stallings |
|   |                                                             | Name: | Alex      G. Stallings |
|   |                                                             | Title: | Chief      Financial Officer and Secretary |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   | BKEP CRUDE, L.L.C.      (f/k/a SemGroup Energy Partners, L.L.C.) |
|   |                                                             |   |   |
|   |                                                             |   |   |
|   | By:                                                              | /s/      Alex G. Stallings  |
|   |                                                             | Name: | Alex      G. Stallings |
|   |                                                             | Title: | Chief      Financial Officer and Secretary |
|   |                                                             |   |   |

|   | BKEP OPERATING, L.L.C.      (f/k/a SemGroup Energy Partners Operating,  L.L.C.) |
|--------|---------------------------------------------------------------------------------|
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | By:                                                                             | /s/ Alex G.      Stallings |
|   |                                                                            | Name: | Alex      G. Stallings |   |
|   |                                                                            | Title: | Chief      Financial Officer and Secretary |   |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | BKEP MATERIALS, L.L.C.      (f/k/a SemMaterials Energy Partners, L.L.C.)        |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | By:                                                                             | /s/ Alex G.      Stallings |
|   |                                                                            | Name: | Alex      G. Stallings |   |
|   |                                                                            | Title: | Chief      Financial Officer and Secretary |   |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | BKEP STORAGE, L.L.C.      (f/k/a SemGroup Crude Storage, L.L.C.)                |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | By:                                                                             | /s/ Alex G.      Stallings |
|   |                                                                            | Name: | Alex      G. Stallings |   |
|   |                                                                            | Title: | Chief      Financial Officer and Secretary |   |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | BKEP ASPHALT, L.L.C.      (f/k/a SGLP Asphalt, L.L.C)                           |
|   |                                                                            |   |   |   |
|   | By:                                                                             | /s/ Alex G.      Stallings |
|   |                                                                            | Name: | Alex      G. Stallings |   |
|   |                                                                            | Title: | Chief      Financial Officer and Secretary |   |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | BKEP MANAGEMENT, INC.      (f/k/a SGLP Management, Inc.)                        |
|   |                                                                            |   |   |   |
|   |                                                                            |   |   |   |
|   | By:                                                                             | /s/ Alex G.      Stallings |
|   |                                                                            | Name: | Alex      G. Stallings |   |
|   |                                                                            | Title: | Chief      Financial Officer and Secretary |   |
|   |                                                                            |   |   |   |

|   | Lenders:                                          |                              |                          |
|--------|---------------------------------------------------|-----------------------------------|-------------------------------|
|   |                                              |                              |                          |   |
|   | Wells      Fargo Bank, N.A.                       |
|   | (f/k/a      Wachovia Bank, National Association), |
|   |                                              | as      L/C Issuer,               |                          |
|   |                                              | Swing      Line Lender and Lender |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | By:                                               | /s/      D. Paul Hulbert III      |
|   |                                              | Name:                             | D.      Paul Hulbert III      |   |
|   |                                              | Title:                            | Director                      |   |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | The      Royal Bank of Scotland N.V.              |
|   | (f/k/a ABN AMRO Bank N.V.),as a      Lender       |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | By:                                               | /s/      Parker H. Douglas        |
|   |                                              | Name:                             | Parker      H. Douglas        |   |
|   |                                              | Title:                            | Managing      Director        |   |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | By:                                               | /s/      David W. Stack           |
|   |                                              | Name:                             | David      W. Stack           |   |
|   |                                              | Title:                       | Senior      Vice President    |   |
|   |                                              |                              |                          |   |
|   | Bank of America, N.A.,      as a Lender           |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | By:                                               | /s/      Cameron D. Taylor        |
|   |                                              | Name:                             | Cameron      D. Taylor        |   |
|   |                                              | Title:                            | Senior      Vice President    |   |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | The Bank of Nova Scotia,      as a Lender         |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | By:                                               | /s/ Marc Graham                   |
|   |                                              | Name:                             | Marc      Graham              |   |
|   |                                              | Title:                            | Director                      |   |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | Bank of Scotland PLC, as      a Lender            |
|   |                                              |                              |                          |   |
|   |                                              |                              |                          |   |
|   | By:                                               | /s/      Julia R. Franklin        |
|   |                                              | Name:                             | Julia      R. Franklin        |   |
|   |                                              | Title:                            | Assistant      Vice President |   |
|   |                                              |                              |                          |   |

|   | Blue Ridge Investments LLC,      as a Lender         |
|--------|------------------------------------------------------|
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | By:                                                  | /s/      John Hlebendahl |   |
|   |                                                 | Name: | John      Hlebendahl |   |
|   |                                                 | Title: | VP;      Controller |   |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | BMO Capital Markets Financing      Inc., as a Lender |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | By:                                                  | /s/      Richard A. Garcia |   |
|   |                                                 | Name: | Richard      A. Garcia |   |
|   |                                                 | Title: | Vice      President |   |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | Credit      Agricole Corporate and Investment Bank   |   |
|   | (f/k/a Caylon New York Branch),as a Lender           |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | By:                                                  | /s/      Anne G. Shean |   |
|   |                                                 | Name: | Anne      G. Shean |   |
|   |                                                 | Title: | Managing      Director |   |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | By:                                                  | /s/      Richard Teitelbaum |   |
|   |                                                 | Name: | Richard      Teitelbaum |   |
|   |                                                 | Title: | Director |   |
|   |                                                 |   |   |   |
|   | Citibank, N.A., as a      Lender                     |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | By:                                                  | ________________________________  |   |
|   |                                                 | Name: |   |   |
|   |                                                 | Title: |   |   |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | Evergreen High Income Fund,      as a Lender         |
|   |                                                 |   |   |   |
|   |                                                 |   |   |   |
|   | By:                                                  | /s/ Authorized      Signatory |   |
|   |                                                 | Name: | Authorized      Signatory |   |
|   |                                                 | Title: | Authorized      Signatory |   |
|   |                                                 |   |   |   |

|   | Evergreen Income Advantage      Fund, as a Lender            |
|--------|--------------------------------------------------------------|
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | By:                                                          | /s/ Authorized      Signatory |   |
|   |                                                         | Name: | Authorized      Signatory |   |
|   |                                                         | Title: | Authorized      Signatory |   |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | Evergreen Multi-Sector Income,      as a Lender              |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | By:                                                          | /s/ Authorized      Signatory |   |
|   |                                                         | Name: | Authorized      Signatory |   |
|   |                                                         | Title: | Authorized      Signatory |   |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | Evergreen Utilities & High      Income Fund, as a Lender |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | By:                                                          | /s/ Authorized      Signatory |   |
|   |                                                         | Name: | Authorized      Signatory |   |
|   |                                                         | Title: | Authorized      Signatory |   |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | Fortis Capital Corporation,      as a Lender                 |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | By:                                                          | ________________________________  |   |
|   |                                                         | Name: |   |   |
|   |                                                         | Title: |   |   |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | Guaranty Bank And Trust      Company, as a Lender            |
|   |                                                         |   |   |   |
|   |                                                         |   |   |   |
|   | By:                                                          | ________________________________  |   |
|   |                                                         | Name: |   |   |
|   |                                                         | Title: |   |   |
|   |                                                         |   |   |   |

|   | JPMorgan Chase Bank, N.A.,      as a Lender                                 |
|--------|-----------------------------------------------------------------------------|
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | By:                                                                         | /s/ Phillip D. Martin |   |
|   |                                                                        | Name: | Phillip      D. Martin |   |
|   |                                                                        | Title: | Senior      Vice President |   |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | GE      Business Financial Services, Inc.,                                  |
|   | (f/k/a      Merrill Lynch Business Financial Services, Inc), as a    Lender |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | By:                                                                         | /s/      Stephen P. Lenihan |   |
|   |                                                                        | Name: | Stephen      P. Lenihan |   |
|   |                                                                        | Title: | Authorized      Signatory |   |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | One East Liquidity Master LP,      as a Lender                              |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | By:                                                                         | /s/ Siuu Toussi |   |
|   |                                                                        | Name: | Siuu      Toussi |   |
|   |                                                                        | Title: | Partner      and Authorized Signatory |   |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | One East Partners Master LP,      as a Lender                               |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | By:                                                                         | /s/ Siuu Toussi |   |
|   |                                                                        | Name: | Siuu      Toussi |   |
|   |                                                                        | Title: | Partner      and Authorized Signatory |   |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | Raymond James Bank FSB,      as a Lender                                    |
|   |                                                                        |   |   |   |
|   |                                                                        |   |   |   |
|   | By:                                                                         | /s/      Garrett McKinnon |   |
|   |                                                                        | Name: | Garrett      McKinnon |   |
|   |                                                                        | Title: | Senior      Vice President |   |
|   |                                                                        |   |   |   |

|   | Royal Bank of Canada, as      a Lender                 |
|--------|--------------------------------------------------------|
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | By:                                                    | /s/      Leslie P. Vowell |   |
|   |                                                   | Name: | Leslie      P. Vowell |   |
|   |                                                   | Title: | Atoerney-In-Fact |   |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | Solus Core Opportunities Master      Fund, as a Lender |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | By:                                                    | ________________________________ |   |
|   |                                                   | Name: |   |   |
|   |                                                   | Title: |   |   |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | SunTrust Bank, N.A., as      a Lender                  |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | By:                                                    | /s/      Katherine Bass |   |
|   |                                                   | Name: | Katherine      Bass |   |
|   |                                                   | Title: | First      Vice President |   |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | UBS Loan Financial LLC,      as a Lender               |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | By:                                                    | ________________________________ |   |
|   |                                                   | Name: |   |   |
|   |                                                   | Title: |   |   |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | Woodsland Commercial Bank,      as a Lender            |
|   |                                                   |   |   |   |
|   |                                                   |   |   |   |
|   | By:                                                    | /s/      Brian Halbeisen |   |
|   |                                                   | Name: | Brian      Halbeisen |   |
|   |                                                   | Title: | Vice      President |   |