The principal business of PIANC is the sponsorship of technical working groups. The U.S. Section is represented by Principal and Co-Principal Members of the Commissions managing technical working group activities. The U.S. representatives are:
Environmental Commission - Dr. Susan Rees, U.S. Army Corps of Engineers, Mobile; Dr. Todd Bridges, U.S. Army Corps of Engineers, ERDC.
Inland Navigation Commission - Mr. John Clarkson, U.S. Army Corps of Engineers, Huntington District; Mr. William Ronald Coles, W.R. Coles and Associates.
Maritime Navigation Commission - Mr. E. Dan Allen, Moffatt & Nichol; Mr. Vahan Tanal, Vahan Tanal Consulting, Inc.
Recreational Navigation Commission - Mr. Bob Nathan, Moffatt & Nichol; Mr. Jack C. Cox, HDR.
International Cooperation Commission - Mr. Edward Schmeltz, DMJM Harris / AECOM (Commission Chair); Mr. David Grier, U.S. Army Corps of Engineers; Mr. Bengt Bostrom, Consultant.
Promotion Commission - Dr. Thomas Wakeman, Stevens Institute of Technology.
Young Professionals Commission - Ms. Jessica McIntyre, Moffatt & Nichol.
