8-K

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION

                             WASHINGTON, D.C. 20549
                                 --------------
                                    FORM 8-K

                                 CURRENT REPORT
                     PURSUANT TO SECTION 13 OR 15(d) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

       Date of Report (Date of earliest event reported): September 6, 2006
                                -----------------

                            HILL INTERNATIONAL, INC.
               (Exact Name of Registrant as Specified in Charter)

             Delaware               000-50781              20-0953973
    ---------------------------     ---------             ------------
   (State or Other Jurisdiction    (Commission           (IRS Employer
         of Incorporation)         File Number)        Identification No.)


        303 Lippincott Centre, Marlton, NJ                   08053
      --------------------------------------                --------
     (Address of Principal Executive Offices)              (Zip Code)

Registrant's telephone number, including area code:  (856) 810-6200
                                                     --------------

                        Arpeggio Acquisition Corporation
                        --------------------------------
          (Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

|_|   Written communications pursuant to Rule 425 under the Securities Act (17
      CFR 230.425)

|_|   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
      240.14a-12)

|_|   Pre-commencement communications pursuant to Rule 14d-2(b) under the
      Exchange Act (17 CFR 240.14d-2(b))

|_|   Pre-commencement communications pursuant to Rule 13e-4(c) under the
      Exchange Act (17 CFR 240.13e-4(c))



Item 5.02  Departure of Directors or Principal Officers; Election of Directors;
           Appointment of Principal Officers.

      On September 6, 2006, Hill International, Inc. (the "Registrant")
appointed John Fanelli III as its Senior Vice President and Chief Financial
Officer.

      Mr. Fanelli, 52, was Vice President and Chief Accounting Officer of CDI
Corp. from June 2005 until June 2006, and he was the Vice President and
Corporate Controller of CDI Corporation (a subsidiary of CDI Corp.) from October
2003 until June 2006. CDI Corp. is a New York Stock Exchange-traded professional
services and outsourcing firm based in Philadelphia, Pennsylvania with expertise
in engineering, technical services and information technology. From February
2003 until October 2003, Mr. Fanelli was a financial consultant to Berwind
Corporation, an investment management company based in Philadelphia,
Pennsylvania owning a diversified portfolio of manufacturing and service
businesses and real estate. Before that, Mr. Fanelli was employed for 18 years
by Hunt Corporation, then a New York Stock Exchange-traded manufacturer and
marketer of office products. At Hunt, he served as Vice President and Chief
Accounting Officer from 1995 until February 2003, and before that as Director of
Budgeting, Financial Analysis and Control, from 1985 to 1995. Before that, for
eight years Mr. Fanelli was employed with Coopers & Lybrand in various
accounting and auditing positions. Mr. Fanelli earned his B.S. in accounting
from LaSalle University, and he is a certified public accountant in
Pennsylvania.

Item 9.01  Financial Statements and Exhibits.

      (a)   Financial statements of business acquired. None.
      (b)   Pro forma financial information. None.
      (c)   Shell Company Transactions. None.
      (d)   Exhibits.

          Exhibit No.   Description
          -----------   -------------------------------------------------------

             99.1       Press Release of the Registrant dated September 7, 2006.




                                   SIGNATURES

      Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                     HILL INTERNATIONAL, INC.

                                     By:    /s/ Irvin E. Richter
                                            -----------------------------------
                                     Name:  Irvin E. Richter
Dated:   September 12, 2006          Title: Chairman and Chief Executive Officer

EX-99.1

                                                                    Exhibit 99.1

       John Fanelli III Joins Hill International as Senior Vice President
                          and Chief Financial Officer

MARLTON, N.J., Sep 07, 2006 (BUSINESS WIRE) -- Hill International (Nasdaq:HINT),
the worldwide construction consulting firm, announced today that John Fanelli
III, CPA, has joined the firm as Senior Vice President and Chief Financial
Officer.

Fanelli, 52, has nearly 30 years of experience in accounting, auditing and
finance, primarily for publicly-traded companies. Prior to joining Hill, Fanelli
was Vice President and Chief Accounting Officer from 2003 to 2006 with CDI Corp.
(NYSE:CDI), a Philadelphia-based professional services and outsourcing firm with
expertise in engineering, technical services and information technology. Before
that, he worked for 18 years for Hunt Corporation, then a New York Stock
Exchange-traded manufacturer and marketer of office products. At Hunt, he served
as Vice President and Chief Accounting Officer, from 1995 to 2003, and before
that as Director of Budgeting, Financial Analysis and Control, from 1985 to
1995. Before that, Fanelli spent eight years in various accounting and auditing
positions with Coopers & Lybrand. Fanelli earned his B.S. in accounting from
LaSalle University, and he is a certified public accountant in Pennsylvania.

"I am very impressed with John's experience and capabilities," said Irvin E.
Richter, Hill's Chairman and Chief Executive Officer. "I am certain that John
will be an important contributor to Hill's continued growth and success as a
public company," Richter added.

Hill International, with 1,400 employees in 60 offices worldwide, provides
program management, project management, construction management, and
construction claims services. Engineering News-Record magazine recently ranked
Hill as the 17th largest construction management firm in the United States. For
more information on Hill, please visit our website at www.hillintl.com.

This press release includes certain statements that fall within the definition
of "forward-looking statements" under the Private Securities Litigation Reform
Act of 1995. Any such statements are subject to risks and uncertainties, overall
economic and market conditions, competitors' and clients' actions, and weather
conditions, which could cause actual results to differ materially from those
anticipated, including those risks identified in Hill's filings with the
Securities and Exchange Commission. Accordingly, such statements should be
considered in light of these risks. Any prediction by Hill is only a statement
of management's belief at the time the prediction is made. There can be no
assurance that any prediction once made will continue thereafter to reflect
management's belief, and Hill does not undertake to update publicly its
predictions, whether as a result of new information, future events or otherwise.


(HINT-G)


SOURCE: Hill International, Inc.

Hill International, Inc.
John P. Paolin,  856-810-6210
johnpaolin@hillintl.com
Or
The Equity Group Inc.
Devin Sullivan, 212-836-9608
dsullivan@equityny.com

Copyright Business Wire 2006


News Provided by COMTEX