DFI S3: Slopes, Support and Stabilization
August 11-13, 2026 | Charlotte, North Carolina
Join industry professionals at DFI S3: Slopes, Support and Stabilization, a 2.5-day conference that brings together industry professionals to explore improving and stabilizing soft ground, landslides and slopes, as well as supporting excavations.
Schedule Overview
Tuesday, August 11
Conference Day 1: Technical Committee Meetings and Women in Deep Foundations Reception
Wednesday, August 12
Conference Day 2: Exhibits, Technical Sessions and Welcome Reception
Thursday, August 13
Conference Day 3: Exhibits and Technical Sessions
Organizing Committee
Jeff Harmston of ECA is the S3 2026 Conference Chair, and Vaughn Godet, P.E., of Berkel & Company Contractors, A. David Miller, P.E., of ADM Consulting, Christopher Ramsey, P.E., of Schnabel Engineering, LLC, Jeff Segar, P.E., S.E., of GeoStabilization International and Miriam Smith, Ph.D., P.E., Consultant, are the Technical Program Co-Chairs. They are supported by a dedicated group of local and national industry professionals who serve on the program committee.
Jeff Harmston
Conference Chair
Vaughn Godet, P.E.
Technical Program
Co-Chair
A. David Miller, P.E.
Technical Program
Co-Chair
Christopher
Ramsey, P.E.
Technical Program
Co-Chair
Jeff
Segar, P.E., S.E.
Technical Program
Co-Chair
Miriam Smith, Ph.D., P.E.
Technical Program
Co-Chair