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Interface Consulting Staff

Contact Lisa Sumner Heard

Lisa Sumner Heard

Vice President

Contact Michael A. Purtell

Michael A. Purtell

Senior Consultant

Contact Patricia L. Farkas

Patricia L. Farkas

Corp. Communications Manager

Contact Philip D. Barnard, PE, CCP

Philip D. Barnard, PE, CCP

Senior Vice President

Contact Rachel R. Tenney

Rachel R. Tenney

Project Consultant

Contact Thomas M. Hetzel

Thomas M. Hetzel

Project Consultant

Contact Travis C. Wingo

Travis C. Wingo

Senior Consultant