Exhibit 4.29THIS **ADDENDUM NUMBER ONE**to a Loan Agreement dated 9th day of June Two Thousand Fiveis dated the 3rd day of March Two Thousand Six and made**BETWEEN****1.** **EGNATIA BANK S.A.,**a Banking Corporation, having its registered office at 4, Danaidon Street,Thessaloniki, Greece, acting for the purposes of this Agreement through its office at 116Kolokotroni Street, Piraeus 185 35, Greece *and***2.** **ADVENTURE FOUR S.A.**a company duly incorporated under the laws of the Republic of TheMarshall Islands and having its registered office at Trust Company Complex, Ajeltake Island,Majuro, The Republic of the Marshall Islands**WHEREAS****A.**By a Loan Agreement dated 9th day of June 2005 (“the **Loan Agreement**”) and madebetween (i) the Bank as lender and ii) ADVENTURE FOUR S.A. a company duly incorporated under thelaws of the Republic of The Marshall Islands as borrower (the “**Borrower**”) the Bank has agreed toadvance a sum of up to United States Dollars SEVEN MILLION (US$ 7,000,000) (the “**Loan**”) to theBorrower upon the terms and conditions set forth in the Loan Agreement.**B.**As security for the due repayment of all sums from time to time payable to the Bank under theLoan Agreement, the Borrower ensured and procured that the following Security Documents are dulyexecuted and, where required properly registered in favour of the Bank at the time specified in theLoan Agreement, or otherwise as required by the Bank and ensured that such security, apart from theLoan Agreement, consists among others of**(a)** A Corporate Guarantee from the Manager and each of the Corporate Guarantors in form andsubstance satisfactory to the Bank (the “**Corporate Guarantee(s)**”).The Corporate Guarantees were given by the Corporate Guarantors others than the Manager accordingto Clause 13.7. of the Loan Agreement upon the condition that they shall be activated and becomeeffective only in case that the corporate shareholder of the Borrower declared to the Bank prior tothe execution of the Loan Agreement and represented to the Bank in the Certificate of legalshareholding given to the Bank pursuant to Schedule I Part 1 of the Loan Agreement (the“**Shareholder**”) is not listed in the NASDAQ or the AMEX or any other major U.S. Stock Exchange bythe 30th September 2005.**(b)** A Personal Guarantee from each of the Personal Guarantors in form and substancesatisfactory to the Bank (the “**Personal Guarantee(s)**”
 

 
  The Corporate Guarantee of the Manager and the Personal Guarantees of the Personal Guarantorsshall according to Clause 13.7. of the Loan Agreement be replaced by a Manager’s Letter ofUndertaking and a Corporate Guarantee of the Shareholder when and in the case the Shareholderis listed in the NASDAQ or the AMEX or any other major U.S. Stock Exchange.**C.** The Shareholder has been listed in the NASDAQ by the 15th December 2005.**IT IS HEREBY AGREED**as follows:-**1. DEFINITIONS**Expressions defined in the Loan Agreement shall have the same meanings when used in this AddendumNumber One unless for the definitions expressly amended hereby.**2. SECURITY****2.1. a)**The Corporate Guarantors others than the Manager shall be released from their obligationsunder the Corporate Guarantees given by them in favour of the Bank. The Corporate Guarantees givenby the Corporate Guarantors others than the Manager shall be deactivated and not be effective.       **b)**The Corporate Guarantee of the Manager and the Personal Guarantees of the PersonalGuarantors shall be replaced by a Manager’s Letter of Undertaking and a Corporate Guarantee of theShareholder.**2.2.**The Borrower and the Bank therefore hereby absolutely and unconditionally covenant and agreeto amend Clause 12 of the Loan Agreement and to replace Clause 12 d) and e) as follows:“ d) a Manager’s Letter of Undertaking in form and substance satisfactory to the Bank (the“**Manager’s Letter of Undertaking**”)   e) a Corporate Guarantee of the Shareholder in form and substance satisfactory to the Bank(the “**Corporate Guarantee**”) ”**2.3.**Clause 13.7. of the Loan Agreement has become obsolete and shall be cancelled hereby.**3. DATE OF EFFECT**This Addendum Number One to the Loan Agreement shall take effect as of the date hereof.**4. GOVERNING LAW**This Addendum Number One to the Loan Agreement shall be governed by and construed in accordancewith English Law.**5. NO IMPLIED AMENDMENT**
 

 
The Loan Agreement shall remain in full force and effect between the parties hereto unless for theprovisions expressly amended or cancelled hereby, so that this Addendum Number One together withthose parts of the Loan Agreement not expressly amended hereby constitute henceforth the wholeagreement in force between the parties hereto.