# EDGAR Filing Document

**Accession Number:** 0001561894
**File Stem:** 0001561894-26-000091
**Filing Date:** 2026-5
**Character Count:** 10487
**Document Hash:** 559fd08beb78b9d37c46b33cf476e2ac
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001561894-26-000091.hdr.sgml**: 20260522

**ACCESSION NUMBER**: 0001561894-26-000091

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260512

**FILED AS OF DATE**: 20260522

**DATE AS OF CHANGE**: 20260522

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Haile-Mariam Amanuel
- **CENTRAL INDEX KEY:** 0002135223

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-35877
- **FILM NUMBER:** 261014623

**MAIL ADDRESS:**
- **STREET 1:** ONE PARK PLACE
- **STREET 2:** SUITE 200
- **CITY:** ANNAPOLIS
- **STATE:** MD
- **ZIP:** 21401
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HA Sustainable Infrastructure Capital, Inc.
- **CENTRAL INDEX KEY:** 0001561894
- **STANDARD INDUSTRIAL CLASSIFICATION:** INVESTORS, NEC [6799]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 461347456
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** ONE PARK PLACE, SUITE 200
- **CITY:** ANNAPOLIS
- **STATE:** MD
- **ZIP:** 21401
- **BUSINESS PHONE:** (410) 571-9860

**MAIL ADDRESS:**
- **STREET 1:** ONE PARK PLACE, SUITE 200
- **CITY:** ANNAPOLIS
- **STATE:** MD
- **ZIP:** 21401

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Hannon Armstrong Sustainable Infrastructure Capital, Inc.
- **DATE OF NAME CHANGE:** 20121109

## Ex-24

**POWER OF ATTORNEY**

**FOR SEC FILINGS ON FORMS ID, 3, 4, 5 AND 144<br>IN RESPECT OF SECURITIES OF<br>HA SUSTAINABLE INFRASTRUCTURE CAPITAL, INC.**

The undersigned hereby constitutes and appoints each of Jeffrey A. Lipson and Michael Stephan or any one of them acting alone, as the undersigned's true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution for the undersigned in the undersigned's name and stead in any and all capacities, to sign and file for and on the undersigned's behalf, in respect of any acquisition, disposition or other change in ownership of any shares of common stock, par value $0.01 per share, of HA Sustainable Infrastructure Capital, Inc. (the "<u>Company</u>"), the following:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(i) &nbsp;&nbsp;&nbsp;&nbsp;any Form ID to be filed with the Securities and Exchange Commission (the "<u>SEC</u>");

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(ii)&nbsp;&nbsp;&nbsp;&nbsp;any Initial Statement of Beneficial Ownership of Securities on Form 3 to be filed with the SEC;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(iii)&nbsp;&nbsp;&nbsp;&nbsp;any Statement of Changes of Beneficial Ownership of Securities on Form 4 to be filed with the SEC;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(iv)&nbsp;&nbsp;&nbsp;&nbsp;any Annual Statement of Beneficial Ownership of Securities on Form 5 to be filed with the SEC;

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(v)&nbsp;&nbsp;&nbsp;&nbsp;any Notice of Proposed Sale of Securities on Form 144 to be filed with the SEC; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(vi)&nbsp;&nbsp;&nbsp;&nbsp;any and all agreements, certificates, receipts, or other documents in connection therewith.

The undersigned hereby gives full power and authority to the attorney-in-fact to seek and obtain as the undersigned's representative and on the undersigned's behalf, information on transactions in the Company's securities from any third party, including brokers, employee benefit plan administrators and trustees, and the undersigned hereby authorizes any such person to release such information to the undersigned and approves and ratifies any such release of information.

The undersigned hereby grants unto such attorney-in-fact and agent full power and authority to do and perform each and every act and thing requisite and necessary in connection with such matters and hereby ratifies and confirms all that any such attorney-in-fact and agent or substitute may do or cause to be done by virtue hereof.

The undersigned acknowledges that:

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(i)&nbsp;&nbsp;&nbsp;&nbsp;neither the Company nor such attorney-in-fact assumes (i) any liability for the undersigned's responsibility to comply with the requirement of the Securities Exchange Act of 1934, as amended (the "<u>Exchange Act</u>"), (ii) any liability of the undersigned for any failure to comply with such requirements or (iii) any obligation or liability of the undersigned for profit disgorgement under Section 16(b) of the Exchange Act; and

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(ii)&nbsp;&nbsp;&nbsp;&nbsp;this Power of Attorney does not relieve the undersigned from responsibility for compliance with the undersigned's obligations under the Exchange Act, including without limitation the reporting requirements under Section 16 of the Exchange Act.

<br> - 1 - <br>

------

This Power of Attorney shall remain in full force and effect until revoked by the undersigned in a signed writing delivered to such attorney-in-fact.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney.

Date: May 21, 2026&nbsp;&nbsp;&nbsp;&nbsp;<u>/s/ Amanuel Haile-Mariam&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u>

&nbsp;&nbsp;&nbsp;&nbsp;Amanuel Haile-Mariam

[Signature Page to Power of Attorney]

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Haile-Mariam Amanuel<br><sub>(Last) (First) (Middle)</sub><br>ONE PARK PLACE<br>SUITE 200<br><sub>(Street)</sub><br>ANNAPOLIS, MD 21401<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>HA Sustainable Infrastructure Capital, Inc. [ HASI ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-05-12 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Co-Chief Investment Officer_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common stock, par value $0.01 per share | 6496 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| LTIP Units | <sup>(1)(2)</sup> | <sup>(3)</sup> | Common stock, par value $0.01 per share | 82901 | <sup>(1)(2)</sup> | I | By HASI Management HoldCo LLC<sup>(4)</sup> |

---

### Footnotes:

(1) 82,901 units of limited partner interest ("OP Units") in Hannon Armstrong Sustainable Infrastructure, LP (the "Partnership") are issuable upon the vesting and conversion of 82,901 long-term incentive plan units ("LTIP Units") in the Partnership. The LTIP Units were granted to the Reporting Person under the Issuer's 2013 Equity Incentive Plan, as amended, and the Issuer's 2022 Equity Incentive Plan.

(2) Vested LTIP Units, after achieving parity with OP Units (as described in the Partnership's Amended and Restated Agreement of Limited Partnership (the "Partnership Agreement")), are eligible to be converted into OP Units on a one-for-one basis upon the satisfaction of conditions set forth in the Partnership Agreement. Upon conversion of LTIP Units into OP Units, the Reporting Person will have the right to cause the Partnership to redeem a portion of the Reporting Person's OP Units for cash in an amount equal to the market value (as defined in the Partnership Agreement) of an equivalent number of shares of common stock, par value $0.01 per share, of HA Sustainable Infrastructure Capital, Inc. (the "Issuer"), or at the Issuer's option, shares of the Issuer's common stock on a one-for-one basis, subject to certain adjustments.

(3) N/A

(4) These LTIP Units are held by HASI Management HoldCo LLC ("HoldCo LLC"). The Reporting Person is a member of HoldCo LLC. The LTIP Units reported represent only the number of LTIP Units in which the Reporting Person has a pecuniary interest in accordance with their proportionate interest in HoldCo LLC. The Reporting Person is voluntarily reporting their proportionate interest in HoldCo LLC's ownership of LTIP Units. The Reporting Person disclaims beneficial ownership other than to the extent of their pecuniary interest.

**Remarks:**
Exhibit No. 24.1 Power of Attorney dated May 21, 2026.

**Signature:** /s/ Amanuel Haile-Mariam  
**Date:** 2026-05-22

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**