| ACT Ohio | — | Sep-Dec18 |
| Matthew Szollosi | ACT Ohio | — | Sep-Dec18 |
| Associated General Contractors of Ohio | — | May-Aug18 |
| Andrea Maclam Ashley | Associated General Contractors of Ohio | — | May-Aug18 |
| Caterpillar, Inc | — | May-Aug18 |
| Daniel P Leite | Caterpillar, Inc | — | May-Aug18 |
| Kurt L Leib | Caterpillar, Inc | — | May-Aug18 |
| Robert N Eshenbaugh, Jr | Caterpillar, Inc | — | May-Aug18 |
| City of Dayton | — | Sep-Dec18 |
| Concentrix | — | May-Aug18 |
| Andrew Minton | Concentrix | — | May-Aug18 |
| Greg Bennett | Concentrix | — | May-Aug18 |
| Karen Ryan | Concentrix | — | May-Aug18 |
| William L Byers, IV | Concentrix | — | May-Aug18 |
| Department of Commerce | — | May-Aug18 |
| Erica Vincent | Department of Commerce | — | May-Aug18 |
| Rachael Carl | Department of Commerce | — | May-Aug18 |
| Governor's Office | — | May-Aug18 |
| Beth Hansen | Governor's Office | — | May-Aug18 |
| Dawn Larzelere | Governor's Office | — | May-Aug18 |
| Tim Biggam | Governor's Office | — | May-Aug18 |
| Greater Cleveland Chapter, NECA | — | Sep-Dec18 |
| Aaron M Ockerman | Greater Cleveland Chapter, NECA | — | Sep-Dec18 |
| Indiana, Kentucky, Ohio Regional Council of Carpenters | — | May-Aug18 |
| Jason Clark | Indiana, Kentucky, Ohio Regional Council of Carpenters | — | May-Aug18 |
| International Union of Operating Engineers Local 18 | — | Sep-Dec18 |
| Mark A Totman | International Union of Operating Engineers Local 18 | — | Sep-Dec18 |
| National Federation of Independent Business/Ohio | — | May-Aug18 |
| Andy Patterson | National Federation of Independent Business/Ohio | — | May-Aug18 |
| Chris Ferruso | National Federation of Independent Business/Ohio | — | May-Aug18 |
| Grace Gerlach | National Federation of Independent Business/Ohio | — | May-Aug18 |
| Jared Weiser | National Federation of Independent Business/Ohio | — | May-Aug18 |
| Roger R Geiger | National Federation of Independent Business/Ohio | — | May-Aug18 |
| Ohio AFL-CIO | — | May-Aug18 |
| Matt Smith | Ohio AFL-CIO | — | May-Aug18 |
| Ohio Association of Professional Fire Fighters | — | Sep-Dec18 |
| James P Carney | Ohio Association of Professional Fire Fighters | — | Sep-Dec18 |
| Michael Taylor | Ohio Association of Professional Fire Fighters | — | Sep-Dec18 |
| Thomas A Rave | Ohio Association of Professional Fire Fighters | — | Sep-Dec18 |
| Ohio Chamber of Commerce | — | May-Aug18 |
| Donald Boyd | Ohio Chamber of Commerce | — | May-Aug18 |
| Ohio State Building & Construction Trades Council | — | May-Aug18 |
| Mark D Tucker | Ohio State Building & Construction Trades Council | — | May-Aug18 |
| N Victor Goodman | Ohio State Building & Construction Trades Council | — | May-Aug18 |
| Ohio Township Association | — | May-Aug18 |
| Andrew Huffman | Ohio Township Association | — | May-Aug18 |
| Brooke A Cheney | Ohio Township Association | — | May-Aug18 |
| Heidi M Fought | Ohio Township Association | — | May-Aug18 |
| Kelly C O'Reilly | Ohio Township Association | — | May-Aug18 |
| Matthew DeTemple | Ohio Township Association | — | May-Aug18 |
| Matthew S Whitehead | Ohio Township Association | — | May-Aug18 |
| Victor F Hipsley | Ohio Township Association | — | May-Aug18 |