Consent of Independent Auditors

We consent to the incorporation by reference in the following Registration Statements:           

(1)Registration Statement (Form S-8 No. 333-188070) pertaining to the 2013 Hannon Armstrong Sustainable Infrastructure Capital, Inc. Equity Incentive Plan,

(2)Registration Statement (Form S-3 No. 333-198158) of Hannon Armstrong Sustainable Infrastructure Capital, Inc.,

(3)Registration Statement (Form S-8 No. 333-212913) pertaining to the 2013 Hannon Armstrong Sustainable Infrastructure Capital, Inc. Equity Incentive Plan,

(4)Registration Statement (Form S-8 No. 333-230548) pertaining to the 2013 Hannon Armstrong Sustainable Infrastructure Capital, Inc. Equity Incentive Plan,

(5)Registration Statement (Form S-3ASR No. 333-263169) of Hannon Armstrong Sustainable Infrastructure Capital, Inc.,

(6)Registration Statement (Form S-3ASR No. 333-265594) of Hannon Armstrong Sustainable Infrastructure Capital, Inc.,

(7)Registration Statement (Form S-8 No. 333-265595) pertaining to the 2022 Hannon Armstrong Sustainable Infrastructure Capital, Inc. Equity Incentive Plan,

(8)Registration Statement (Form S-3ASR No. 333-269145) of Hannon Armstrong Sustainable Infrastructure Capital, Inc., and

(9)Registration Statement (Form S-3ASR No. 333-275969) of Hannon Armstrong Sustainable Infrastructure Capital, Inc.

of our report dated March 28, 2024, with respect to the consolidated financial statements of Lighthouse Renewable Holdco 2 LLC and subsidiaries included in this Annual Report (Form 10-K/A) of Hannon Armstrong Sustainable Infrastructure Capital, Inc. for the year ended December 31, 2023.

/s/ Ernst & Young LLP

Philadelphia, Pennsylvania

March 28, 2024