Organizational Structure

A quick guide to who’s who in the GBA organizational structure.

Kenneth R. Johnston
Kenneth R. Johnston
Tom Blackburn
Tom Blackburn
Guy Marcozzi, P.E., LEED AP BD+C
Leo J. Titus, Jr., P.E.
Leo J. Titus, Jr., P.E.
Matt Moler, P.E.
Matt Moler, P.E.
Chuck Gregory, P.E.
Chuck Gregory, P.E.
Matthew R. Poirier, P.E
Matthew R. Poirier, P.E
Martin LaRoche, P.Eng.
Martin LaRoche, P.Eng.
Steve Wendland, P.E.
Steve Wendland, P.E.

Members: Find contact information for each person in our Individual Directory

  • President: Kenneth R. Johnston (GZA GeoEnvironmental, Inc.)
  • President-Elect: Tom Blackburn, P.E., G.E., F.ASCE (Blackburn Consulting)
  • Secretary/Treasurer:  Leo Titus, Jr. P.E. (ECS, Ltd.)
  • Directors:
    • Chuck Gregory, P.E. (Terracon)
    • Martin LaRoche, P.Eng. (SNC Lavalin, Inc.)
    • Matt Moler, P.E. (S&ME Inc.)
    • Matt Poirier, P.E. (Sanborn, Head & Associates, Inc.)
    • Guy Marcozzi, P.E., LEED AP BD+C, F.ASCE (Duffield Associates)
    • Steve Wendland, P.E., R.G. , DGE (Kleinfelder, Inc.)
Joel G. Carson, Executive Director
Barb Nappy, Director of Events
Sara Menase, Program Manager
Phil Pettway, Controller

Council and Committee Chairs

Members: Find contact information for each person in our Individual Directory

  • Advocates Assembly: Terence Scanlan, Esq. (Cairncross&Hempelmann, P.S.)
  • Business Practices Committee: Steve Noble, P.E.(DOWL)
  • Bylaws Committee: Kenneth Johnston (GZA Geo Environmental, Inc.) 
  • Conference Program Committee: Chair: Matt Moler, P.E. (S&ME, Inc.) Vice Chairs: Matt Poirier, P.E. (Sanborn, Head & Associates), Martin Laroche, P.Eng. (Kiewit Engineering)
  • Construction Materials Engineering and Testing Business Council: Dan Schaefer, P.E. (Froehling & Robertson, Inc.)
  • Council of Fellows: Jerrold W. Samford, P.G. (Troutman Sanders LLP)
  • Emerging Issues and Trends Committee: Bradley M. Melocik, P.E., P.H. (DOWL)
  • Environmental Business Council: Victor Barchers, PE. (Kleinfelder, Inc.)
  • Finance Committee: Chair: Tom Blackburn, P.E., G.E., F.ASCE (Blackburn Consulting) Vice Chair: Leo Titus, P.E. (ECS, Ltd.)
  • Geotechnical Business Council: Richard D. Heckel, P.E., D.GE. (GeoEngineers)
  • Legal Affairs Committee: Terence Scanlan, Esq. (Cairncross&Hempelmann, P.S.)
  • Membership Committee: Joel G. Carson (Geoprofessional Business Association)
  • Nominating Committee: Arthur Hoffmann, P.E., D.GE. (Gannett Fleming, Inc.), Kenneth Johnston,(GZA Geo Environmental, Inc.) Thomas Blackburn, P.E. , G.E., F.ASCE , (Blackburn Consulting)
  • Peer Review Committee: Richard E. Johnson, P.G., C.E.G., C.H.G. (BSK Associates)