Hill International NYSE Notice Regarding Listing Extension

PHILADELPHIA, Feb. 16, 2018 - Hill International (NYSE:HIL), the global leader in managing construction risk, today announced that the Company received a letter from the NYSE which granted the Company’s request for a listing extension, which expires on July 16, 2018, in order to file the Form 10-Q as well as all subsequent delinquent filings (collectively, the “Delinquent Filings”) with the SEC. During that period, trading of the Company’s shares on the NYSE will remain unaffected. If the Company does not file the Delinquent Filings by July 16, 2018, the NYSE will initiate suspension and delisting procedures. Should the Company require additional time, the NYSE may grant, at its sole discretion, an additional extension to August 15, 2018. The extension is subject to review by the NYSE on an ongoing basis. The Company continues to work diligently to complete ongoing work on its financial restatement and expects to meet the timing requirements set forth by the NYSE.

Hill International, with more than 3,000 professionals in more than 50 offices worldwide, provides program management, project management, construction management and other consulting services to clients in a variety of market sectors. Engineering News-Record magazine recently ranked Hill as the eighth-largest construction management firm in the United States. For more information on Hill, please visit our website at www.hillintl.com.