Amendment No. 15 to Purchase Agreement COM0270-15, dated as of December 3, 2021, by and between Aircastle Holding Corporation, Embraer S.A. and Yabor Indstria Aeronutics S.A

This Amendment No. 15 COM0439-21, dated as of December 03, 2021 (“Amendment No. 15”), is between Embraer S.A. ("Embraer") a corporation existing under the laws of Brazil, with its principal place of business at Avenida Brigadeiro Faria Lima, 2170, prédio F-100, Putim, in the city of São José dos Campos, State of São Paulo, Brazil, YABORÃ INDÚSTRIA AERONÁUTICA S.A. ("Embraer Commercial"), a corporation existing under the laws of Brazil, with its principal place of business at Avenida Brigadeiro Faria Lima, 2170, in the City of São José dos Campos, State of São Paulo, Brazil (the assignee of Embraer S.A.) and Aircastle Holding Corporation Limited (“Buyer”) collectively referred to herein as the “Parties”, and constitutes an amendment and modification to Purchase Agreement COM0270-15 dated June 12th, 2015 as amended from time to time (the "Purchase Agreement").

Embraer and Embraer Commercial are referred collectively as “Seller”.

All capitalized terms not otherwise defined herein shall have the same meaning when used herein as provided in the Purchase Agreement and in case of any conflict between this Amendment No. 15 and the Purchase Agreement, this Amendment No. 15 shall control.

WHEREAS, [***];

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

All other provisions and conditions of the referenced Purchase Agreement, as well as its related Attachments, which are not specifically modified by this Amendment No. 15 shall remain in full force and effect without any change.

This Amendment No. 15 may be signed by the parties hereto in any number of separate counterparts with the same effect as if the signatures thereto and hereto were upon the same instrument and all of which when taken together shall constitute one and the same instrument.

This Amendment No. 15 may be signed by facsimile with originals duly signed to follow by an internationally recognized courier.

IN WITNESS WHEREOF, Seller and Buyer, by their duly authorized officers, have entered into and executed this Amendment No. 15 to be effective as of the date first written above.

AERONÁUTICA S.A.

By: /s/ Marcelo Santiago

Name: Marcelo Santiago

Title: Vice President Contracts &

Asset Management

By: /s/ Marc Thomas Alhgrimm

Name: Marc Thomas Alhgrimm

Title: Director, Contracts Administration

Place: SJC, SP, Brazil