Exhibit
10.29


ADDENDUM TO OMNIBUS AGREEMENT


THIS ADDENDUM is made on June 5, 2015, to the Omnibus
Agreement (the “Agreement”) dated October 1, 2014, among:


		(1)	COSTAMARE INC., a Marshall Islands corporation (“CMRE”); 



		(2)	COSTAMARE VENTURES INC., a Marshall Islands corporation and a wholly-owned subsidiary
of CMRE (“Ventures”);



		(3)	COSTAMARE PARTNERS LP, a Marshall Islands limited partnership (the “MLP”);



		(4)	COSTAMARE PARTNERS GP LLC, a Marshall Islands limited liability company (including any
permitted successors and assigns under the MLP Agreement, as defined in the Agreement) (the “General Partner”);



		(5)	COSTAMARE PARTNERS HOLDINGS LLC, a Marshall Islands limited liability corporation (“Holdings”);



		(6)	SPARROW HOLDINGS, L.P., a Cayman Islands exempted limited partnership (“Sparrow”);



		(7)	BLUEBIRD HOLDINGS, L.P., a Cayman Islands exempted limited partnership (“Bluebird”
and, together with Sparrow, “York”); and



		(8)	YORK CAPITAL MANAGEMENT GLOBAL ADVISORS LLC, a limited liability company incorporated
under the laws of the State of New York (“York Capital”).



WHEREAS, pursuant to Section 9.6
of the Agreement, CMRE, Ventures, the MLP, the General Partner, Holdings, York and York Capital (collectively, the “Parties”)
wish to amend certain provisions of the Agreement to reflect, among other things, the entry into that certain shipbuilding contract
dated March 17, 2015, between Skerrett Maritime Co. and HHIC-Phil Inc. in relation to the construction of one 11,000 TEU container
vessel with Hull No. NCP0152.


NOW THEREFORE, for good and valuable
consideration, the receipt and sufficiency of which is hereby acknowledged, the Parties hereby agree as follows:


Section 1. Amendments to Agreement.
With effect as of the date hereof, the Agreement shall be modified as follows:


		(a)	The fifth paragraph of the Recitals is replaced with the following:



5. The Parties desire by their execution of this Agreement
to evidence their understanding, as more fully set forth in Articles VI and VII, with respect to the rights of the
MLP to purchase the Valence Interests or the Substitute Vessel Interests (each as defined herein) from CMRE and the agreement by
CMRE and York to offer the General Partner the right to purchase the Hull NCP0113 Interests, Hull NCP0114 Interests, Hull NCP0115
Interests, Hull NCP0116 Interests, Hull NCP0152 Interests, Hull S2121 Interests, Hull S2122 Interests, Hull S2123 Interests, Hull
S2124 Interests and Hull S2125 Interests (in each case, as defined herein).



		(b)	Section 1.1 of the Agreement
is amended by inserting the following defined terms:





    	 



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“Hull NCP0152” means the containership
vessel currently designated NCP0152 being built by Hanjin Subic Bay pursuant to a related shipbuilding contract between Skerrett
Maritime Co., as buyer, and Hanjin Subic Bay, as builder, dated March 17, 2015, as the same may be amended, restated or novated
from time to time.


“Hull NCP0152 Interests” means
all of the rights, title and interests of CMRE, York or a JV Entity, as applicable, in Hull NCP0152, including the shares of capital
stock, limited liability company interests, limited partnership interests or joint venture interests in any entity owning such
vessel and any leasehold or bareboat charter interests to the extent that Hull NCP0152 is subject to a financing lease, or any
other interests in Hull NCP0152 and including any charters or other agreements relating to the operation of Hull NCP0152 then in
effect.


(c)          Section 1.1 of the Agreement
is amended by replacing the corresponding defined terms with the following defined terms:



“Agreement” means this Omnibus
Agreement, as it may be amended, modified, or supplemented from time to time in accordance with Section 9.6 hereof.


“Hanjin Subic Bay” means HHIC-Phil
Inc., which is building Hull NCP0113, Hull NCP0114, Hull NCP0115, Hull NCP0116 and Hull NCP0152.


“JV Vessel” is defined in the
introduction to this Agreement, including, as of the date of the Addendum dated June 5, 2015, Hull NCP0113, Hull NCP0114, Hull
NCP0115, Hull NCP0116, Hull NCP0152, Hull S2121, Hull S2122, Hull S2123, Hull S2124 and Hull S2125.


“Non-Compete Commencement Date”
means the earliest date on which the options provided for under Article VII are no longer exercisable, either as a result of (x)
the expiration of the last of the New Build Interest Option Periods as provided under Article VII or (y) the Partnership
Entities having made elections with respect to each of the Hull NCP0113 Interests, Hull NCP0114 Interests, Hull NCP0115 Interests,
Hull NCP0116 Interests, Hull NCP0152 Interests, Hull S2121 Interests, Hull S2122 Interests, Hull S2123 Interests, Hull S2124 Interests
and Hull S2125 Interests as to whether the Partnership Entities will exercise or not exercise the option to purchase such interests
under Article VII.


(d)          Section 7.1(a) of the Agreement
is replaced with the following:


(a) CMRE and York hereby agree to offer to the Partnership
Group the right and option to purchase for fair market value all of the Hull NCP0113 Interests, Hull NCP0114 Interests, Hull NCP0115
Interests, Hull NCP0116 Interests, Hull NCP0152 Interests, Hull S2121 Interests, Hull S2122 Interests, Hull S2123 Interests, Hull
S2124 Interests and Hull S2125 Interests (each, a “New Build Interest” and collectively, the “New
Build Interests”) at any time within 36 months after any of Hull NCP0113, Hull NCP0114, Hull NCP0115, Hull NCP0116,
Hull NCP0152, Hull S2121, Hull S2122, Hull S2123, Hull S2124 or Hull S2125 has been accepted by its charterer (such 36-month period
with respect to each New Build Interest, the “New Build Interest Option Period”) according to the procedures
set forth in Section 7.2 of this Agreement.


    	 



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(e)          Section 7.2(a) of the Agreement
is replaced with the following:


(a) CMRE and York shall, at any time and from time to time
within the New Build Interest Option Period, notify the General Partner and offer the General Partner the right to cause any Partnership
Group Member to purchase the Hull NCP0113 Interests, Hull NCP0114 Interests, Hull NCP0115 Interests, Hull NCP0116 Interests, Hull
NCP0152 Interests, Hull S2121 Interests, Hull S2122 Interests, Hull S2123 Interests, Hull S2124 Interests and Hull S2125 Interests,
as applicable (the “Applicable New Build Interests” and the applicable containership vessel, the “Applicable
New Build Vessel”) for fair market value pursuant to Section 7.1(a); provided, however that,
during the relevant New Build Interest Option Period, CMRE and York will be subject to such requirement to provide notice and offer
the Applicable New Build Vessel Interests only if, at the time of such notice and offer, the Applicable New Build Vessel constitutes
a Five-Year Vessel; provided, further that if, at the end of the New Build Interest Option Period, any Applicable
New Build Vessel constitutes a Five-Year Vessel and CMRE and York have not previously notified the General Partner and offered
the General Partner the right to cause any Partnership Group Member to purchase the relevant Applicable New Build Vessel Interests,
the Partnership Group shall have the right to purchase the relevant Applicable New Build Vessel Interests at the end of the New
Build Interest Option Period and CMRE and York shall at that time offer the relevant Applicable New Build Vessel Interests.


Section 2. No Other Changes. Except
as specifically set forth in this Addendum, the terms and provisions of the Agreement shall remain unmodified, and the Agreement
is hereby confirmed by the Parties to be in full force and effect as amended herein.


Section 3. Choice of Law; Submission
To Jurisdiction. This Agreement shall be subject to and governed by the laws of the State of New York. Each party hereby submits
to the jurisdiction of the state and federal courts located in the State of New York and to venue in New York, New York.


Section 4. Counterparts. This Addendum
may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.


[Signature Pages
Follow]





    	 



    	 



    


IN WITNESS
WHEREOF, the Parties hereto have executed and delivered this Addendum as of the date first above written.


 


	 	COSTAMARE INC.,
	 	 	 
	 	By:	/s/ Anastassios Gabrielides
	 	 	Name: Anastassios Gabrielides 
	 	 	Title:   General Counsel and Secretary 


 


	 	Address for Notice:
	 	 
	 	Costamare Inc.
	 	60 Zephyrou Street &
	 	Syngrou Avenue
	 	17564 Athens Greece
	 	Telephone:+30-210-949-0050 
	 	Fax: +30-210-949-6454
	 	Attention: 	
        Anastassios Gabrielides

        (General Counsel and Secretary)



 


 


	 	COSTAMARE ventures INC.,
	 	 	 
	 	By:	/s/ Anastassios Gabrielides
	 	 	Name: Anastassios Gabrielides 
	 	 	Title:   Secretary


 


	 	Address for Notice:
	 	 
	 	Costamare Ventures Inc.
	 	60 Zephyrou Street &
	 	Syngrou Avenue
	 	17564 Athens Greece
	 	Telephone:+30-210-949-0050 
	 	Fax: +30-210-949-6454
	 	Attention: 	
        Anastassios Gabrielides

        (Secretary)



 




    	 



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	 	COSTAMARE PARTNERS LP
	 	 	By: COSTAMARE PARTNERS GP LLC, its general partner
	 	 	 
	 	 	 
	 	By:	/s/ Gregory Zikos
	 	 	Name:Gregory Zikos 
	 	 	Title:Chief Financial Officer


 


	 	Address for Notice:
	 	 
	 	Costamare Partners LP
	 	60 Zephyrou Street &
	 	Syngrou Avenue
	 	17564 Athens Greece
	 	Telephone:+30-210-949-0050 
	 	Fax: +30-210-949-6454
	 	Attention: 	
        Gregory Zikos

        (Chief Financial Officer of Costamare Partners GP LLC)



 


 


	 	COSTAMARE PARTNERS GP LLC
	 	 	 
	 	By:	/s/ Gregory Zikos
	 	 	Name:Gregory Zikos 
	 	 	Title:      Chief Financial Officer


 


	 	Address for Notice:
	 	 
	 	Costamare Partners GP LLC
	 	60 Zephyrou Street &
	 	Syngrou Avenue
	 	17564 Athens Greece
	 	Telephone:+30-210-949-0050 
	 	Fax: +30-210-949-6454
	 	Attention: 	
        Gregory Zikos

        (Chief Financial Officer)



 




    	 



    	3



    

 


	 	COSTAMARE PARTNERS HOLDINGS LLC
	 	 	SOLE MEMBER: COSTAMARE PARTNERS LP
	 	 	 
	 	 	By: COSTAMARE PARTNERS GP LLC, its general partner
	 	 	 
	 	By:	/s/ Gregory Zikos
	 	 	Name:Gregory Zikos 
	 	 	Title:Chief Financial Officer


 


	 	Address for Notice:
	 	 
	 	Costamare Partners Holdings LLC
	 	60 Zephyrou Street &
	 	Syngrou Avenue
	 	17564 Athens Greece
	 	Telephone:+30-210-949-0050 
	 	Fax: +30-210-949-6454
	 	Attention: 	
        Gregory Zikos

        (Chief Financial Officer of Costamare Partners GP LLC)





    	 



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	 	SPARROW HOLDINGS, L.P.,
	 	 	By: YORK GLOBAL FINANCE MANAGER, LLC, its general partner
	 	 	 
	 	By:	/s/ John J. Fosina
	 	 	Name: John J. Fosina
	 	 	Title:   Chief Financial Officer
	 	 	 	 	 


 


	 	Address for Notice:
	 	 
	 	Sparrow Holdings L.P.
	 	c/o York Capital Management Europe (UK) Advisors LLP
	 	23 Saville Row, 4th Floor
	 	London W1S 2ET, United Kingdom
	 	Telephone:+44-207-907-5600
	 	Fax: +44-207-907-5601
	 	Email:	 sparrow@yorkcapital.com
	 	Attention: 	Legal Department 


 


 


	 	BLUEBIRD HOLDINGS, L.P.,
	 	 	By: YORK EUROPEAN OPPORTUNITIES DOMESTIC HOLDINGS, LLC, its general partner
	 	 	 
	 	By:	/s/ John J. Fosina
	 	 	Name: John J. Fosina
	 	 	Title:   Chief Financial Officer
	 	 	 	 	 


 


	 	Address for Notice:
	 	 
	 	Bluebird Holdings L.P.
	 	c/o York Capital Management Europe (UK) Advisors LLP
	 	23 Saville Row, 4th Floor
	 	London W1S 2ET, United Kingdom
	 	Telephone:+44-207-907-5600
	 	Fax: +44-207-907-5601
	 	Email:	 sparrow@yorkcapital.com
	 	Attention: 	Legal Department 


 



    	 



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	 	YORK CAPITAL MANAGEMENT GLOBAL ADVISORS LLC, on behalf of itself and as agent for the York Funds,
	 	 	 
	 	By:	/s/ John J. Fosina
	 	 	Name:John J. Fosina
	 	 	Title:      Chief Financial Officer


 


	 	Address for Notice:
	 	 
	 	York Capital Management Global Advisors LLC
	 	c/o York Capital Management Europe (UK) Advisors LLP
	 	23 Saville Row, 4th Floor
	 	London W1S 2ET, United Kingdom
	 	Telephone:+44-207-907-5600
	 	Fax: +44-207-907-5601
	 	Email:	 sparrow@yorkcapital.com
	 	Attention: 	Legal Department