| ACT Ohio | — | Sep-Dec23 |
| Matthew Szollosi | ACT Ohio | — | Sep-Dec23 |
| Alliance for High Quality Education Consortium of School Districts | — | May-Aug23 |
| Anthony Podojil | Alliance for High Quality Education Consortium of School Districts | — | May-Aug23 |
| William Schwartz | Alliance for High Quality Education Consortium of School Districts | — | May-Aug23 |
| Americans for Prosperity | — | May-Aug23 |
| Donovan O'Neil | Americans for Prosperity | — | May-Aug23 |
| Jeffrey Dillon | Americans for Prosperity | — | May-Aug23 |
| Associated General Contractors of Ohio | — | May-Aug23 |
| Construction Employers Association | — | May-Aug23 |
| County Commissioners' Association of Ohio | — | Jan-Apr24 |
| Jon P Honeck | County Commissioners' Association of Ohio | — | Sep-Dec23 |
| Department of Commerce | — | May-Aug23 |
| Abby Schafer | Department of Commerce | — | May-Aug23 |
| Ben Allison | Department of Commerce | — | Jan-Apr24 |
| McKenzie K Davis | Flexible Pavements, Inc | — | Sep-Dec24 |
| Robert Van Kirk | Flexible Pavements, Inc | — | Sep-Dec24 |
| Gordian | — | May-Aug23 |
| David L Celona | Gordian | — | Sep-Dec23 |
| Indiana, Kentucky, Ohio Regional Council of Carpenters | — | Jan-Apr24 |
| Jason Clark | Indiana, Kentucky, Ohio Regional Council of Carpenters | — | Jan-Apr24 |
| Khallil Daher | Indiana, Kentucky, Ohio Regional Council of Carpenters | — | Jan-Apr24 |
| International Union of Operating Engineers Local 18 | — | May-Aug23 |
| Mark A Totman | International Union of Operating Engineers Local 18 | — | May-Aug23 |
| Joshua Sanders | Mechanical Contractors Association of Ohio | — | May-Aug23 |
| Leah Pappas Porner | Mechanical Contractors Association of Ohio | — | May-Aug23 |
| Michael Bowen | Mechanical Contractors Association of Ohio | — | May-Aug23 |
| Anthony Lagunzad | Ohio Bankers League | — | May-Aug24 |
| Ohio Council of Educational Purchasing Consortia | — | May-Aug23 |
| Jason Knox | Ohio Council of Educational Purchasing Consortia | — | May-Aug24 |
| Jay O'Bryant | Ohio Council of Educational Purchasing Consortia | — | May-Aug23 |
| Josh Rubin | Ohio Council of Educational Purchasing Consortia | — | May-Aug23 |
| Sarah Totedo | Ohio Council of Educational Purchasing Consortia | — | May-Aug23 |
| Ohio Township Association | — | May-Aug23 |
| Brooke A Cheney | Ohio Township Association | — | May-Aug23 |
| Heidi M Fought | Ohio Township Association | — | May-Aug23 |
| Kelsey Woolard | Ohio Township Association | — | May-Aug23 |
| Kyle Brooks | Ohio Township Association | — | May-Aug23 |
| Matthew S Whitehead | Ohio Township Association | — | May-Aug23 |
| Michael Guastella | Ohio Township Association | — | May-Aug23 |
| Ronald Romito | Ohio Township Association | — | May-Aug23 |
| Sydney Sanders | Ohio Township Association | — | May-Aug23 |
| Victor F Hipsley | Ohio Township Association | — | May-Aug23 |
| Sourcewell | — | Jan-Apr24 |
| Allison Lawlor | Sourcewell | — | Jan-Apr24 |
| Dave Salisbury | Sourcewell | — | Jan-Apr24 |
| Jimmy Wolf | Sourcewell | — | Jan-Apr24 |
| Lisa H Dodge | Sourcewell | — | Jan-Apr24 |
| Reese Gallagher | Sourcewell | — | Sep-Dec24 |
| Sean P Dunn | Sourcewell | — | Jan-Apr24 |
| Thomas F Needles | Sourcewell | — | Jan-Apr24 |
| Jeffrey T DeLeone | The Garland Company | — | May-Aug23 |
| Matthew Forney | The Garland Company | — | May-Aug24 |
| Trane | — | Sep-Dec23 |
| Anthony Brigano | Trane | — | Sep-Dec23 |
| Brian K Hicks | Trane | — | Sep-Dec23 |