| ArcelorMittal USA LLC | — | Jan-Apr17 |
| Michael W LaWell | ArcelorMittal USA LLC | — | Jan-Apr17 |
| Andrew W Herf | Association of Professional Towers Ohio (APTO) | — | Sep-Dec18 |
| Joseph Hollabaugh | Association of Professional Towers Ohio (APTO) | — | Sep-Dec18 |
| Caterpillar, Inc | — | Jan-Apr17 |
| Daniel P Leite | Caterpillar, Inc | — | Jan-Apr17 |
| Kurt L Leib | Caterpillar, Inc | — | Jan-Apr17 |
| Robert N Eshenbaugh, Jr | Caterpillar, Inc | — | Jan-Apr18 |
| City of Dayton | — | Sep-Dec18 |
| Clark State Community College | — | Jan-Apr17 |
| Dave Salisbury | Clark State Community College | — | Jan-Apr17 |
| Drew Davidson | Clark State Community College | — | Jan-Apr17 |
| Lisa H Dodge | Clark State Community College | — | Jan-Apr17 |
| Cleveland Metropolitan Park District | — | May-Aug17 |
| Belinda M Jones | Cleveland Metropolitan Park District | — | May-Aug17 |
| Dan Jones | Cleveland Metropolitan Park District | — | May-Aug17 |
| Daniel Hurley | Cleveland Metropolitan Park District | — | May-Aug17 |
| Columbus City School District | — | May-Aug17 |
| Erik Roush | Columbus City School District | — | May-Aug17 |
| Governor's Office | — | Jan-Apr17 |
| Beth Hansen | Governor's Office | — | Jan-Apr17 |
| Dawn Larzelere | Governor's Office | — | Jan-Apr17 |
| Merle Madrid | Governor's Office | — | Jan-Apr17 |
| Tim Biggam | Governor's Office | — | Sep-Dec17 |
| Wayne Struble | Governor's Office | — | Jan-Apr17 |
| Manufacturing Policy Alliance | — | Sep-Dec17 |
| Charlotte B Hickcox | Manufacturing Policy Alliance | — | Sep-Dec17 |
| Robert J Lapp | Manufacturing Policy Alliance | — | Sep-Dec17 |
| Thomas M Zaino | Manufacturing Policy Alliance | — | Sep-Dec17 |
| Metallus Inc | — | May-Aug17 |
| Denise M Larr | Metallus Inc | — | May-Aug17 |
| William Fitzgibbon | Metallus Inc | — | May-Aug17 |
| Nucor Steel Marion, Inc | — | Jan-Apr17 |
| Denise M Larr | Nucor Steel Marion, Inc | — | Jan-Apr17 |
| William Fitzgibbon | Nucor Steel Marion, Inc | — | Jan-Apr17 |
| Ohio Steel Council | — | May-Aug17 |
| Adam Hewit | Ohio Steel Council | — | Jan-Apr18 |
| Denise M Larr | Ohio Steel Council | — | Jan-Apr17 |
| Timken Company | — | Jan-Apr17 |
| Denise M Larr | Timken Company | — | Jan-Apr17 |
| William Fitzgibbon | Timken Company | — | Jan-Apr17 |
| United States Steel Corporation | — | Jan-Apr17 |
| Adam Hewit | United States Steel Corporation | — | Jan-Apr18 |
| Christopher Masciantonio | United States Steel Corporation | — | Sep-Dec18 |
| Emily Petrovich | United States Steel Corporation | — | Jan-Apr17 |
| University of Akron | — | Jan-Apr17 |
| Dave Salisbury | University of Akron | — | Jan-Apr17 |
| Drew Davidson | University of Akron | — | May-Aug17 |
| Lisa H Dodge | University of Akron | — | Jan-Apr17 |
| Matthew Akers | University of Akron | — | Jan-Apr17 |