|   | RBSThe Royal Bank of Scotland Global Banking & MarketsShipping - Piraeus BranchAkti Miaouli 45P.O. Box 80177185 10 PiraeusTelephone:  +30 210 459 6500Fascimile:  +30 210 459 6600 www.rbs.com |
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| To | Aegean Marine Petroleum Network Inc. andAegean Marine Petroleum S.A.(as Borrowers) |
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| 1 | We refer to: |
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| (a) | the facility agreement dated 19 December 2006 as amended by a supplemental letter dated 17 April 2007 and as further amended and supplemented by a second supplemental letter dated 23 May 2007 (together, the "Facility Agreement")and made between (1) Aegean Marine Petroleum Network Inc. and Aegean Marine Petroleum S.A. as joint and several borrowers (therein and hereinafter together referred to as the "Borrowers" and individually a "Borrower")and (2) The Royal Bank of Scotland plc as lender (the "Bank"),whereby the Bank agreed (inter alia) to make available to the Borrowers on a joint and several basis, upon the terms and conditions therein contained, a term loan, overdraft and multi-currency revolving guarantee and letter of credit facility of up to US$183,400,000; and |
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| (b) | the ISDA 1992 Master Agreement dated as of 19 December 2006 and made between (1) the Borrowers and (2) the Bank. |
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| 2 | Words and expressions defined in the Facility Agreement shall have the same meanings when used herein. |
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| 3 | The Borrowers have requested and the Bank has agreed that Milos Maritime Inc. shall be substituted for by Milos Shipping (Pte.) Ltd. as the Owner of the Milos Ship for the purposes of the Loan Agreement, the Master Swap Agreement and the other Security Documents. |
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| 4 | The Borrowers have requested that the Bank consents to the following amendments to the Facility Agreement: |
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| (a) | the deletion of the existing definition of "Milos Owner" and the insertion of the following new definition in clause 1.2 of the Facility Agreement in the correct alphabetical order: |
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| (b) | the substitution of row 3 of schedule 3, Part A of the Facility Agreement with a new row as follows: |
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| MilosShipping (Pte.) Ltd.(Milos Owner) | Singapore | 4 Shenton Way, SGX Centre II #04-03, Singapore 068807 |
|----------------------------------------|-----------|-------------------------------------------------------|
|                                   |      |                                                  |

| (c) | the substitution of row 3 of Schedule 3, Part Bof the Facility Agreement with a new row 3 as follows: |
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| Hull No. DN-3500-1(Milos Ship) | Singapore |   | Milos Shipping (Pte.) Ltd. |
|--------------------------------|-----------|--------|----------------------------|

|   | Royal Bank of Scotland plc,Registered in Scotland no. 90312.Registered office: 36 St Andrew Square,Edinburgh, EH2 2YB. |
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| 5 | The Bank hereby confirms its consent to the above amendments to the Facility Agreement on condition that: |
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| (a) | each Borrower, the other Security Parties and Milos Shipping (Pte.) Ltd. shall have confirmed their agreement and consent to the arrangements of this Letter by counter-signing this Letter by signatories acceptable to the Bank in all respects; |
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| (b) | on or before the Delivery of the Milos Ship, Milos Shipping (Pte.) Ltd. executes in favour of the Bank an Owner's Guarantee (the "New Milos Guarantee") in substitution of the Owner's Guarantee dated 17 April 2007 and executed by Milos Maritime Inc. in favour of the Bank; and |
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| (c) | there shall have been delivered to the Bank, such corporate authorisations or other evidence of the authority of the Borrowers, in relation to the execution of this Letter and the New Milos Guarantee, in a form acceptable to the Bank in all respects, |
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| 6 | This letter is governed by, and shall be construed in accordance with, English law. |
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| Yours faithfully,                                 |   |
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| /s/ [ILLEGIBLE]                              |   |
| Attorney-in-fact                                  |   |
| for and on behalf of                              |   |
| THE ROYAL BANK OF SCOTLAND PLC                    |   |
| Date: 29 June 2007                                |   |
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| We hereby acknowledge and agree to the foregoing. |   |
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| /s/ [ILLEGIBLE]                                   |   |
| Attorney-in-fact                                  |   |
| for and on behalf of                              |   |
| AEGEAN MARINE PETROLEUM NETWORK INC.              |   |
| as Borrower                                       |   |
| Date:  29 June 2007                     |   |

|                          |   |
|-------------------------------|--------|
| /s/ [ILLEGIBLE]               |   |
| Attorney-in-fact              |   |
| for and on behalf of          |   |
| AEGEAN MARINE PETROLEUM S.A.  |   |
| as Borrower                   |   |
| Date:  29 June 2007 |   |
|                          |   |

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| We hereby acknowledge and agree to the foregoing.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |   |
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| /s/ [ILLEGIBLE]                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |
| Attorney-in-fact                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |   |
| for and on behalf of                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |   |
| AEGEAN BUNKERING SERVICES INC.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |   |
| as Manager and Corporate Guarantor                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |   |
| Date:  29 June 2007                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |   |
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| We hereby acknowledge and agree to the foregoing.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |   |
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| /s/ [ILLEGIBLE]                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |   |
| Attorney-in-fact                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |   |
| for and on behalf of each of the following companies and corporations                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| AMORGOS MARITIME INC.KIMOLOS MARITIME INC.MILOS MARITIME INC.MILOS SHIPPING (PTE.) LTD.MKOS SHIPPING (PTE.) LTD.MYKONOS MARITIME INC.SYROS MARITIME INC.EVIAN ENTERPRISES CO.CARMEL INVESTMENT CORP.CLYDE SHIPPING CORP.BALTIC NAVIGATION COMPANYCARNABY NAVIGATION INC.MARE VISION S.A.AEGEAN TANKING S.A.PONTOS NAVIGATION INC.AEGEAN TIFFANY SHIPPING PTE. LTD.AEGEAN X MARITIME INC.AEGEAN BREEZE SHIPPING PTE. LTD.OURANOS TANKING S.A.AEGEAN VII SHIPPING LTD.VENUS HOLDING COMPANYBALDWIN MANAGEMENT CO.SEA BREEZER MARINE S.A.TIFFANY MARINE S.A. |   |
| as Owners                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |   |
| Date: 29 June 2007                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |   |