 PHILADELPHIA, Sept. 14, 2021 GLOBE NEWSWIRE -- Hill International, Inc. NYSE: HIL, delivering the infrastructure of change, announced today that CEO Raouf Ghali and CFO Todd Weintraub will host one-on-one meetings with investors at the D.A. Davidson 20th Annual Diversified Industrials Services Conference on Wednesday, September 22, 2021. To schedule a meeting please contact your D.A. Davidson salesperson or 