Leadership

Home / About Us / Leadership

Board of Directors/Division Directors

Bruce L. Shrake, P.E., PTOE

President / CEO / Principal

bshrake@gha-engineers.com

847-821-6215

Credentials:

IL Licensed Professional Engineer No. 062.039905
Professional Traffic Operations Engineer No. 1254

Education:

Master of Science - Management, Lake Forest Graduate School of Management
Bachelor of Science - Civil and Environmental Engineering, University of Rhode Island

Joined Gewalt Hamilton:

1988


Michael T. Shrake, P.E.

Vice President / Principal / Director of Construction & Survey

mshrake@gha-engineers.com

847-821-6216

Credentials:

IL Licensed Professional Engineer No. 062.045144

Education:

Master of Science - Civil and Environmental Engineering, University of Rhode Island
Bachelor of Science - Civil Engineering, University of Rhode Island

Joined Gewalt Hamilton:

1986


David J. Gewalt, P.E.

Treasurer / Principal

dgewalt@gha-engineers.com

847-821-6214

Credentials:

IL Licensed Professional Engineer No. 062.035997
WI Licensed Professional Engineer No. 16616-6

Education:

Master of Business Administration, Lake Forest Graduate School of Management
Master of Engineering - Environmental Engineering, University of Wisconsin Milwaukee
Bachelor of Science - Engineering and Applied Science, University of Wisconsin Milwaukee

Joined Gewalt Hamilton:

1981


    Steven D. Berecz, P.E.

    Corporate Secretary / Senior Engineer

    sberecz@gha-engineers.com

    847-821-6217

    Credentials:

    IL Licensed Professional Engineer No. 062.051661

    Education:

    Master of Science - Civil Engineering, University of Illinois at Urbana-Champaign
    Bachelor of Science - Civil Engineering, Washington University in St. Louis

    Joined Gewalt Hamilton:

    1993


    Donald E. Matthews, P.E., CFM

    Director of Site Design

    dmatthews@gha-engineers.com

    847-821-6220

    Credentials:

    IL Licensed Professional Engineer No. 062.048081
    IL Certified Floodplain Manager

    Education:

    Master of Business Administration, Lake Forest Graduate School of Management
    Bachelor of Science - Civil Engineering, Iowa State University

    Joined Gewalt Hamilton:

    1988


    Todd P. Gordon, P.E

    Director of Transportation Services

    tgordon@gha-engineers.com

    847-821-6218

    Credentials:

    IL Licensed Professional Engineer No. 062.050080

    Education:

    Master of Business Administration, Keller Graduate School of Management
    Bachelor of Science - Civil Engineering, University of Wisconsin Platteville

    Joined Gewalt Hamilton:

    1999


    Patrick J. Glenn, P.E., CFM

    Director of Municipal Services

    pglenn@gha-engineers.com

    847-821-6223

    Credentials:

    IL Licensed Professional Engineer No. 062.054479
    IL Certified Floodplain Manager

    Education:

    Bachelor of Science - Civil Engineering, University of Illinois at Chicago

    Joined Gewalt Hamilton:

    1996


    Arthur J. Penn, P.E.

    Director of Data Collection

    apenn@gha-engineers.com

    847-821-6221

    Credentials:

    IL Licensed Professional Engineer No. 062.060411

    Education:

    Bachelor of Science - Computer Engineering, University of Michigan

    Joined Gewalt Hamilton:

    2002


    Associates

    Walter E. Graft, P.E.

    Senior Engineer

    wgraft@gha-engineers.com

    847-821-6219

    Credentials:

    IL Licensed Professional Engineer No. 062.048837

    Education:

    Bachelor of Science - Civil Engineering, Bradley University (magna cum laude)

    Joined Gewalt Hamilton:

    1989


      Donald E. Dixon, P.E.

      Senior Engineer

      ddixon@gha-engineers.com
      847-821-6224

      Credentials:

      IL Licensed Professional Engineer No. 062.051136
      IN Licensed Professional Engineer No. 10200061
      MN Licensed Professional Engineer No. 41182

      Education:

      Master of Business Administration, Lake Forest Graduate School of Management
      Bachelor of Science - Civil Engineering, Clemson University

      Joined Gewalt Hamilton:

      2002


      Daniel P. Brinkman, P.E., PTOE

      Senior Engineer

      dbrinkman@gha-engineers.com

      847-821-6222

      Credentials:

      IL Licensed Professional Engineer No. 062.055293
      Professional Traffic Operations Engineer

      Education:

      Bachelor of Science - Civil Engineering, University of Illinois at Chicago

      Joined Gewalt Hamilton:

      1996


      Mei Zhu, P.E., CFM, LEED AP

      Senior Engineer

      mzhu@gha-engineers.com

      847-821-6225

      Credentials:

      IL Licensed Professional Engineer No. 062.056576
      IL Certified Floodplain Manager
      LEED Accredited Professional

      Education:

      Master of Science - Civil Engineering, Louisiana State University
      Master of Science - Civil Engineering, Xi'an Institute of of Metallurgy and Construction Engineering
      Bachelor of Science - Civil Engineering, Tongji University

      Joined Gewalt Hamilton:

      2000


      Kevin L. Belgrave, P.E., PTOE

      Senior Engineer

      kbelgrave@gha-engineers.com

      847-821-6226

      Credentials:

      IL Licensed Professional Engineer No. 062.051750
      Professional Traffic Operations Engineer

      Education:

      Bachelor of Science - Civil Engineering, University of Illinois at Urbana-Champaign

      Joined Gewalt Hamilton:

      2005


      Thomas A. Rychlik, P.E., LEED AP

      Senior Engineer

      trychlik@gha-engineers.com

      847-821-6230

      Credentials:

      IL Licensed Professional Engineer No. 062.056334
      IA Licensed Professional Engineer No. 17838
      OH Licensed Professional Engineer No. 76717
      LEED Accredited Professional

      Education:

      Master of Business Administration, Lake Forest Graduate School of Management
      Bachelor of Science - Civil Engineering, Iowa State University

      Joined Gewalt Hamilton:

      1997


      Daniel J. Strahan, P.E., CFM

      Senior Engineer

      dstrahan@gha-engineers.com

      847-821-6233

      Credentials:

      IL Licensed Professional Engineer No. 062.059538
      IL Certified Floodplain Manager

      Education:

      Bachelor of Science - Civil Engineering, Northwestern University

      Joined Gewalt Hamilton:

      2002


      Leo X. Morand, P.E.

      Senior Engineer

      lmorand@gha-engineers.com

      847-821-6229

      Credentials:

      IL Licensed Professional Engineer No. 062.059505

      Education:

      Bachelor of Science - Civil Engineering, Rose Hulman Institute of Technology

      Joined Gewalt Hamilton:

      2002


      Geoffrey L. Perry, P.E.

      Senior Engineer

      gperry@gha-engineers.com

      847-821-6231

      Credentials:

      IL Licensed Professional Engineer No. 062.060412

      Education:

      Bachelor of Science - Civil Engineering, Iowa State University

      Joined Gewalt Hamilton:

      2009


      Retired Leadership

      Robert B. Hamilton, P.E., PTOE, EXW

      Principal Emeritus

      rhamilton@gha-engineers.com

      847-821-6253

      Credentials:

      Licensed Professional Engineer in Illinois, Indiana, Michigan and Wisconsin

      Education:

      Master of Business Administration, Lake Forest College
      Master of Science - Civil Engineering, University of Illinois
      Bachelor of Science - Civil Engineering, University of Detroit

      Joined Gewalt Hamilton:

      1981