Statement of Changes in Beneficial Ownership (4)

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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * LANDMARK EQUITY ADVISORS LLC /ADV	2. Issuer Name and Ticker or Trading Symbol TPI COMPOSITES, INC [ TPIC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                      __ X __ 10% Owner _____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle) 10 MILL POND LANE	3. Date of Earliest Transaction (MM/DD/YYYY) 5/17/2017
(Street) SIMSBURY, CT 06070 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	5/17/2017		S		1245348	D	$16.35	4778491	I	See Footnote   (1)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		7. Title and Amount of Securities Underlying Derivative Security (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

Explanation of Responses:

(1)

These securities are held of record by Landmark Growth Capital Partners, L.P. ("LGCP") and Landmark IAM Growth Capital, L.P. ("Landmark IAM"). Landmark Growth Capital Partners, LLC ("LGCP LLC") is the general partner of both Landmark LGCP and Landmark IAM, and Landmark Equity Advisors, LLC ("LEA LLC") is the managing member of LGCP LLC. This report on Form 4 is jointly filed by LGCP, Landmark IAM, LGCP LLC and LEA LLC. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein for purposes of Rule 16a-1(a) under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), except to the extent of its pecuniary interest therein, if any. This report shall not be deemed an admission that any of the Reporting Persons is a beneficial owner of such securities for the purpose of Section 16 of the Exchange Act, or for any other purpose.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
LANDMARK EQUITY ADVISORS LLC /ADV 10 MILL POND LANE SIMSBURY, CT 06070		X
LANDMARK GROWTH CAPITAL PARTNERS LP 10 MILL POND LANE SIMSBURY, CT 06070		X
LANDMARK IAM GROWTH CAPITAL LP 10 MILL POND LANE SIMSBURY, CT 06070		X
Landmark Growth Capital Partners, LLC 10 MILL POND LANE SIMSBURY, CT 06070		X

Signatures
/s/ Steven G. Fishbach, Attorney-in-Fact for Landmark Equity Advisors, LLC		5/18/2017
** Signature of Reporting Person		Date
/s/ Steven G. Fishbach, Attorney-in-Fact for Landmark Growth Capital Partners, L.P.		5/18/2017
** Signature of Reporting Person		Date
/s/ Steven G. Fishbach, Attorney-in-Fact for Landmark IAM Growth Capital, L.P.		5/18/2017
** Signature of Reporting Person		Date
/s/ Steven G. Fishbach, Attorney-in-Fact for Landmark Growth Capital Partners, LLC		5/18/2017
** Signature of Reporting Person		Date

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.
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