Exhibit 4.3


[UNOFFICIAL TRANSLATION]


 


PRIVATE SUBLEASE AGREEMENT


THIS AGREEMENT SUPERSEDES AND REPLACES THE ONE SIGNED
ON JANUARY 2, 2016.


 


This private sublease agreement dated August 5, 2021
is made between CYBERONICA S.A., a Company specializing in the storage and custom clearance in the importation and/or exportation of commercial
products with registered offices at 79th St Nicholas Ave in Glyfada, Attica under the registered number (GEMI 1218901000 and
AFM 094438102 which is legally represented by Athanasios Feidakis the son of Constantine and hereinafter called the “Sublessor”


 


and GLOBUS SHIPMANAGEMENT CORP., maintaining an office
in Greece at 128 Vouliagmenis Ave, Glyfada 16674 Athens (the “Company”), and which is legally represented by Evangelos
Mylonas the son of Ioannis and which is hereinafter called the “Sublessee”


 


Therefore it was agreed and accepted the following:


 


Under the registration number 3545/10-12-2010 Commercial
property Leasing Agreement drawn by the Athens notary Christina Keziou, representing the third party in the agreement “the Lessor”,
EFG EUROPEBANK ERGASIAS LEASING SA., (EFG EURANK ERGASIAS LEASING) under the law 1665/1986 as amended has made available to the first
party of the agreement the “Sublessor” the usage of the multilevel building located at 128 Vouliagmenis Ave& Aghiou Nikolaos
79 in Glyfada Attica for its use under registration number 5381/9.1.1997 by the owner of the premises represented in a transaction drowned
by the notary public of Athens Maria Tsagari-Valvi.


 


It is hereby agreed that the first of the agreeing
parties, the “Sublessor” and with the consent of the third party the “Lessor” EFG EUROBANK ERGASIAS LEASING S.A.,
agreeing to this Sublease Agreement to the second consenting party “the Sublessee” a part of the 2nd & 3rd
floor of the building as it’s described by the designing Architect Mr. Mylonas (September 1997) accompanied by the common areas
in total of 902 sqm., subsequent to the following modifications under the number N.4495/2017 by the Architect Ms. Sophia Ilia, with the
following terms and conditions:


 


	The term of this sublease is agreed by all parties to be three years commencing
on August 5, 2021 and continuing until August 4, 2024. At the end of the term the Sublessee is obliged under no further notice to leave
the leased property and return the keys to the “Sublessor”.



 


	During the term of August 5, 2021 and until August 4, 2024, the monthly rent
is set at the sum of Twenty Six Thousand Euro (26,000).



 


	It is hereby agreed by all parties that the monthly rent will be adjusted
accordingly by a special written agreement between the “Sublessor” and the “Sublessee” and b) if for any reason
there is a dissolution of the above terms then the entire Agreement becomes dissolved and voided. The monthly rent shall be paid within
the first three days of each calendar month.



 


	Use of premises: Sublessee shall use the premises leased according to Company’s
stated business purposes in its Constitutional declaration only and for no other purpose without Sublessor’s prior written consent.



 


	It is forbidden any further subletting by the “Sublessee” to another
party regardless of any monetary or non monetary value without the written consent of the “Sublessor”.



 


	By signing subject sublease the Sublessee’s legal representative has
inspected the property and found it to be satisfactory.



 


	During the duration of the sublease the Sublessee is not entitled to make
any alterations in any shape or form without the written consent of the Sublessor.



 



    	 	 1	 



     


    




	The Sublessor doesn’t have any responsibility or duty during the duration
of the sublease to maintain and or repair the premises for any reason other than those damages occurring beyond the Sublessee’s
control. The Sublesee is responsible for the safety, cleanliness and maintenance of the premises in its possession and is responsible
for any damage other than the one due to ordinary usage.



 


	The Sublessee is responsible for payment of its own electric and water consumption
as they each appear with the analogue sums in the relative invoices drawn by each Authorized entity. Furthermore, the Sublessee is responsible
for the Stamp Duty of 3.6% on top of the rental monthly payment and in addition to the stamp duty of cleaning dues and sewer generated
expenses plus any relative VAT and Stamp Duty tax generated by the Municipality of the vicinity and incorporated in the invoices generated
by the Electricity Dept (DEY) and sewer Dept.



 


	Should the Sublessee fail to make payments on a timely fashion then the Sublessor
has the right to accelerate eviction proceedings in line with the applicable laws.



 


	Any agreement contradictory to all of the above has to be in writing.



 


 


Subject Sublease Agreement has been produced in four
copies, and has been executed as stated below, each relative party has received a fully executed copy with the fourth and last copy to
be properly lodged with the authorized Tax Office.


 


 





The Agreeing parties (counterparts)


 


 


For Cyberonica SAFor Globus Shipmanagement Corp


 


By: /s/ Athanasios FeidakisBy: /s/
Evangelos Mylonas


Athanasios FeidakisEvangelos Mylonas


 


Company seal


79th St Nicholas Ave


Glyfada 16674/AFM


(VAT)094438102


Tax office: Piraeus tel 210 9696560 fax 210 9640875






    	 	 2