Aircastle Ltd (AYR): Ontario Teachers Pension Plan Board Now Owns 10%

By signing below I certify that, to the best of my knowledge
and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing
or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant
in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

By signing below I certify that, to the best of my knowledge and belief, the foreign regulatory scheme applicable to
pension plans in Ontario, Canada is substantially comparable to the regulatory scheme applicable to functionally equivalent
U.S. institution(s). I also undertake to furnish to the Commission staff, upon request, information that would otherwise be
disclosed in a Schedule 13D.