Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Rose Nathaniel
   2. Issuer Name and Ticker or Trading Symbol
Hannon Armstrong Sustainable Infrastructure Capital, Inc. [HASI] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Senior Vice President & CIO
(Last)
(First)
(Middle)
1906 TOWNE CENTRE BLVD., SUITE 370		 3. Date of Earliest Transaction (Month/Day/Year)
04/23/2013
(Street)

ANNAPOLIS, MD 21401		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common stock, par value $0.01 per share 04/23/2013   A   79,052 A (1) 79,177 D  
Common stock, par value $0.01 per share 04/23/2013   A   43,714 A $ 0 (2) 122,891 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Rose Nathaniel
1906 TOWNE CENTRE BLVD.
SUITE 370
ANNAPOLIS, MD 21401		       Senior Vice President & CIO  

Signatures

 Nathaniel J. Rose, by Alexander MacRae, his Attorney-in-fact   04/25/2013
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) On April 23, 2013, the reporting person received, in an exempt transaction pursuant to Rule 16b-3 of the Securities and Exchange Act of 1934, 79,052 shares of restricted Common Stock that were issued in exchange for all of the outstanding shares of stock of NR-HA, Inc. pursuant to the Agreement and Plan of Merger, dated as of April 15, 2013, by and among, among others, Hannon Armstrong Sustainable Infrastructure Capital, Inc., HA Merger Sub III LLC and the reporting person (the "Merger Agreement"). The initial public offering price of the Issuer's Common Stock which the reporting person received pursuant to the Merger Agreement was $12.50 per share.
(2) On April 23, 2013, the reporting person was granted 43,714 shares of restricted Common Stock that were issued pursuant to the Hannon Armstrong Sustainable Infrastructure Capital Inc. Equity Incentive Plan. The shares vest as to one fourth on April 23, 2014, one fourth on April 23, 2015, one fourth on April 23, 2016 and one fourth on April 23, 2017.

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