|   |                                                                                     | RBSThe Royal Bank of Scotland                                                                                                                                                       |
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| To:    | Aegean Marine Petroleum Network Inc. andAegean Marine Petroleum S.A.(as Borrowers)  | 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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| 1 | We refer to: |
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| (a) | the facility agreement dated 19 December 2006 as amended by supplemental letters dated 17 April 2007, 23 May 2007 and 29 June 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 that the Bank consents to the following amendments to the Facility Agreement: |
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| (a) | the deletion of the words "One hundred million Dollars ($100,000,000)" and their substitution by the words ''One hundred and fifty million Dollars ($150,000,000)" in clause 1.1.3 of the Facility Agreement; |
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| (b) | the deletion of the definitions of "Guarantee Facility", "Guarantee Facility Commitment", "Overdraft Facility Limit", "Security Requirement" and "Security Value" in clause 1.2 of the Facility Agreement and their substitution by the following new definitions: |
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|   | (a) | Fifty million Dollars ($50,000,000) (or such other sum as may be approved in writing by the Bank in its absolute discretion); and |
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|   | (b) | the amount in Dollars which is equal to theavailable and unutilised portion of the Guarantee Facility at the relevant time. |
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|   | Royal Bank of Scotland plc,Registered in Scotland no. 90312.Registered office: 36 St Andrew Square,Edinburgh, EH2 2YB. |
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|   | (a) | the Actual Exposure minus (i) the amount standing to the credit of the AMPNI OperatingAccount for the purposes of compliance with clause 8.1.14 and (ii) any amount standing to the credit of the Cash Collateral Account; and |
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|   | (b) | the cost (if any) (as certified by the Bank whose certificate shall in the absence of manifest error be conclusive and binding on the Borrowers and the Bank) of terminating any Transactions entered into pursuant to the Master Swap Agreement;" |
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| (c) | the insertion of the words "at any one time" after the words "the Guarantee Facility Commitment" in clause 2.11.1 of the Facility Agreement; |
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| (d) | the deletion of clause 5.1.3 of the Facility Agreement in its entirety and its substitution by the following new clause 5.1.3: |
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|   | "5.1.3 | in respect of each L/C, on the last day of each calendar month up to the Expiry Date of such L/C and on the Expiry Date of such L/C, letter of credit commission on the daily Outstanding Amount of such L/C, computed in respect of that LJC from its Issue Date (in the case of the first payment of commission) and from the due date of the preceding payment of commission (in the case of each subsequent payment) at the following respective rates in respect of each type of L/C: |
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|   | (a) | in respect of Documentary LICs, zero point two five per cent (0.25%) per annum; |
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|   | (b) | in respect of Transaction Related Standby L/Cs, zero point six two five per cent (0.625%) per annum; and |
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|   | (c) | in respect of Direct Credit Substitutes, one point one two five per cent (1,125%) per annum; and"; and |
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| (e) | (as a result of the acquisition of m.t. Aegean Princess by the Additional Owner B), the deletion of the words "$22,000,000" and their substitution by the words "$10,000,000' in the two places they appear in clause 8,1.14(b). |
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| 4 | The Bank hereby confirms its consent to the above amendments to the Facility Agreement on condition that: |
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| (a) | each Borrower 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, and |
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| (b) | 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, in a form acceptable to the Bank in all respects, |
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| 5 | 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: 21st September 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:  21st September 2007              |   |

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| /s/ [ILLEGIBLE]                              |   |
| Attorney-in-fact                                  |   |
| for and on behalf of                              |   |
| AEGEAN MARINE PETROLEUM S.A.                      |   |
| as Borrower                                       |   |
| Date:  21st September 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:  21st September 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 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:  21st September 2007                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |   |