Ownership Submission
FORM 3
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  MacMahon Daniel Kevin
 2. Date of Event Requiring Statement (Month/Day/Year)
06/16/2015		 3. Issuer Name and Ticker or Trading Symbol
Hannon Armstrong Sustainable Infrastructure Capital, Inc. [HASI]
(Last)
(First)
(Middle)
1906 TOWNE CENTRE BLVD., SUITE 370		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

ANNAPOLIS, MD 21401		 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 Beneficially Owned
1.Title of Security
(Instr. 4)		 2. Amount of Securities Beneficially Owned
(Instr. 4)		 3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)		 4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 186,367 (1) (2) (3) (4) (5)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)		 2. Date Exercisable and Expiration Date
(Month/Day/Year)		 3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)		 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)		 6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
MacMahon Daniel Kevin
1906 TOWNE CENTRE BLVD.
SUITE 370
ANNAPOLIS, MD 21401		       EVP  

Signatures

/s/ Daniel K. McMahon 06/22/2015
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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 was granted 43,714 shares of restricted Common Stock that were issued pursuant to the 2013 Hannon Armstrong Sustainable Infrastructure Capital Inc. Equity Incentive Plan (the "Plan"). The shares vested as to one fourth on April 23, 2014 and one fourth on April 23, 2015 and will vest as to one fourth on April 23, 2016 and one fourth on April 23, 2017.
(2) On April 10, 2014, the reporting person was granted 15,146 shares of restricted Common Stock that were issued pursuant to the Plan. The shares vested as to one half on June 1, 2015 and will vest as to one half on June 1, 2016.
(3) On April 10, 2014, the reporting person was granted 29,478 shares of restricted Common Stock that were issued pursuant to the Plan. The shares will vest upon the later of (i) December 31, 2015 and (ii) achievement of certain dividend growth targets. The shares are being reported here for informational purposes only.
(4) On March 17, 2015, the reporting person was granted 14,882 shares of restricted Common Stock that were issued pursuant to the Plan. The shares vest on December 31, 2016.
(5) On March 17, 2015, the reporting person was granted 29,677 shares of restricted Common Stock that were issued pursuant to the Plan. The shares will vest upon the later of (i) December 31, 2017 and (ii) the achievement of certain dividend growth targets. The shares are being reported here for informational purposes only.
 
Remarks:
Exhibit No. 24.1 Power of Attorney dated June 15, 2015.

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