UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 2)*

Hill International, Inc.

(Name of Issuer)

Common Stock, $0.0001 par value per share

(Title of Class of Securities)

431466101

(CUSIP Number)

Cornwall Capital Management LP

Attn: Ian D. Haft

570 Lexington Avenue, Suite 1001

New York, New York 10022

(917) 639-5438

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

June 1, 2017

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Sections 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.  ☐

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Section 240.13d-7 for other parties to whom copies are to be sent.

* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 431466101

1	NAME OF REPORTING PERSONS Cornwall Master LP
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)  ☐        (b)  ☒
3	SEC USE ONLY
4	SOURCE OF FUNDS WC
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)  ☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands
NUMBER OF SHARES BENEFICIALLY  OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0
		8	SHARED VOTING POWER 3,422,651
		9	SOLE DISPOSITIVE POWER 0
		10	SHARED DISPOSITIVE POWER 3,422,651
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,422,651
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES   ☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.6%
14	TYPE OF REPORTING PERSON PN

CUSIP No. 431466101

1	NAME OF REPORTING PERSONS Cornwall Capital Management LP
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)  ☐        (b)  ☒
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)  ☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY  OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0
		8	SHARED VOTING POWER 3,422,651
		9	SOLE DISPOSITIVE POWER 0
		10	SHARED DISPOSITIVE POWER 3,422,651
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,422,651
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES   ☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.6%
14	TYPE OF REPORTING PERSON IA, PN

CUSIP No. 431466101

1	NAME OF REPORTING PERSONS Cornwall GP, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)  ☐        (b)  ☒
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)  ☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY  OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0
		8	SHARED VOTING POWER 3,422,651
		9	SOLE DISPOSITIVE POWER 0
		10	SHARED DISPOSITIVE POWER 3,422,651
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,422,651
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES   ☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.6%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 431466101

1	NAME OF REPORTING PERSONS CMGP, LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)  ☐        (b)  ☒
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)  ☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION Delaware
NUMBER OF SHARES BENEFICIALLY  OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0
		8	SHARED VOTING POWER 3,422,651
		9	SOLE DISPOSITIVE POWER 0
		10	SHARED DISPOSITIVE POWER 3,422,651
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,422,651
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES   ☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.6%
14	TYPE OF REPORTING PERSON OO

CUSIP No. 431466101

1	NAME OF REPORTING PERSONS James A. Mai
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)  ☐        (b)  ☒
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) OR 2(e)  ☐
6	CITIZENSHIP OR PLACE OF ORGANIZATION United States
NUMBER OF SHARES BENEFICIALLY  OWNED BY EACH REPORTING PERSON WITH		7	SOLE VOTING POWER 0
		8	SHARED VOTING POWER 3,422,651
		9	SOLE DISPOSITIVE POWER 0
		10	SHARED DISPOSITIVE POWER 3,422,651
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 3,422,651
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES   ☐
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 6.6%
14	TYPE OF REPORTING PERSON IN

This Amendment No. 2 to Schedule 13D amends and supplements the Schedule 13D filed with the Securities and Exchange Commission (the “SEC”) on April 22, 2016, and Amendment No. 1 thereto, filed with the SEC on May 2, 2016, on behalf of the Reporting Persons with respect to the shares of common stock, par value $0.0001 per share (the “Common Stock”), of Hill International, Inc., a Delaware corporation (the “Issuer”).

Item 5. Interest in Securities of the Issuer

Item 5 is amended and supplemented to add the following information for updating as of the date hereof:

(a), (b) The aggregate number of shares of Common Stock to which this Schedule 13D relates is 3,422,651 shares. Based upon 51,878,215 shares outstanding as of April 28, 2017, as reported in the Issuer’s quarterly report on Form 10-Q for the quarterly period ended March 31, 2017, the Reporting Persons’ shares of Common Stock represent approximately 6.597% of the Issuer’s outstanding Common Stock.

Each of the Reporting Persons may be deemed the beneficial owner of the Common Stock reported herein. Each of the Reporting Persons have the shared power to vote or to direct the vote of (and the power to dispose or direct the disposition of) the Common Stock reported herein.

(c) The trading dates, number of shares of Common Stock purchased or sold, and the price per share for all transactions by the Reporting Persons in the Common Stock in the past 60 days, all of which were brokered transactions effected in the open market (unless otherwise noted), are set forth below.

Reporting Person	Trade Date	Purchased (Sold)	Price / Share
Master	6/1/2017	(500,000)	$5.15
Master	6/2/2017	(6,695)	$5.15
Master	6/5/2017	(400)	$5.15

(d) No person other than the Reporting Persons is known to have the right to receive, or the power to direct the receipt of dividends from, or proceeds from the sale of, such shares of Common Stock.

(e) Not applicable.

SIGNATURES

After reasonable inquiry and to the best of each of the undersigned’s knowledge and belief, each of the undersigned, severally and not jointly, certified that the information set forth in this statement is true, complete and correct.

Dated: June 5, 2017
	CORNWALL MASTER LP
	By: Cornwall GP, LLC, its general partner
	By:	/s/ James A. Mai
	Name:	James A. Mai
	Title:	Managing Member
	CORNWALL CAPITAL MANAGEMENT LP
	By: CMGP, LLC, its general partner
	By:	/s/ James A. Mai
	Name:	James A. Mai
	Title:	Managing Member
	CORNWALL GP, LLC
	By:	/s/ James A. Mai
	Name:	James A. Mai
	Title:	Managing Member
	CMGP, LLC
	By:	/s/ James A. Mai
	Name:	James A. Mai
	Title:	Managing Member
	JAMES A. MAI
	/s/ James A. Mai