| ACT Ohio | — | May-Aug20 |
| Matthew Szollosi | ACT Ohio | — | May-Aug20 |
| Alliance for High Quality Education Consortium of School Districts | — | Jan-Apr19 |
| Anthony Podojil | Alliance for High Quality Education Consortium of School Districts | — | Jan-Apr19 |
| Jessica Voltolini | Alliance for High Quality Education Consortium of School Districts | — | Jan-Apr19 |
| Maria Haberman | American Electric Power | — | May-Aug20 |
| American Petroleum Institute - API Ohio | — | May-Aug20 |
| Christian B. Zeigler | American Petroleum Institute - API Ohio | — | May-Aug20 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | May-Aug20 |
| Claire Linkhart | American Petroleum Institute - API Ohio | — | May-Aug20 |
| Associated Builders and Contractors of Ohio | — | Jan-Apr19 |
| Beth Lear | Associated Builders and Contractors of Ohio | — | May-Aug20 |
| Bryan Williams | Associated Builders and Contractors of Ohio | — | Jan-Apr19 |
| Associated General Contractors of Ohio | — | Jan-Apr19 |
| Andrea Maclam Ashley | Associated General Contractors of Ohio | — | Jan-Apr19 |
| Attorney General's Office | — | May-Aug20 |
| Black River Facility Commission | — | Sep-Dec19 |
| Buckeye Association of School Administrators | — | Jan-Apr19 |
| David Axner | Buckeye Association of School Administrators | — | Jan-Apr19 |
| Kirk Hamilton | Buckeye Association of School Administrators | — | Jan-Apr19 |
| Thomas P Ash | Buckeye Association of School Administrators | — | Jan-Apr19 |
| Burgess & Niple, Inc | — | May-Aug20 |
| Brooke A Cheney | Burgess & Niple, Inc | — | May-Aug20 |
| Kelly C O'Reilly | Burgess & Niple, Inc | — | May-Aug20 |
| Matthew S Whitehead | Burgess & Niple, Inc | — | May-Aug20 |
| Victor F Hipsley | Burgess & Niple, Inc | — | May-Aug20 |
| Cincinnati Public Schools | — | Jan-Apr19 |
| Eric Kearney | Cincinnati Public Schools | — | Jan-Apr19 |
| George T Glover | Cincinnati Public Schools | — | Jan-Apr19 |
| Cleveland City Council | — | Sep-Dec20 |
| Chad Hawley | Cleveland City Council | — | Sep-Dec20 |
| Cleveland Metropolitan School District | — | Jan-Apr19 |
| Claire Bennett | Cleveland Metropolitan School District | — | Jan-Apr19 |
| Michael Houser | Cleveland Metropolitan School District | — | Sep-Dec19 |
| Nathanael Jonhenry | Cleveland Metropolitan School District | — | Jan-Apr19 |
| Timothy J Cosgrove | Cleveland Metropolitan School District | — | Jan-Apr19 |
| Cleveland State University | — | May-Aug20 |
| Brittany Warner | Cleveland State University | — | May-Aug20 |
| Jay O'Bryant | Cleveland State University | — | May-Aug20 |
| Josh Rubin | Cleveland State University | — | May-Aug20 |
| Coalition of Ohio Regional Districts | — | May-Aug20 |
| Andrew Huffman | Coalition of Ohio Regional Districts | — | May-Aug20 |
| Brooke A Cheney | Coalition of Ohio Regional Districts | — | May-Aug20 |
| Kelly C O'Reilly | Coalition of Ohio Regional Districts | — | May-Aug20 |
| Matthew S Whitehead | Coalition of Ohio Regional Districts | — | May-Aug20 |
| Victor F Hipsley | Coalition of Ohio Regional Districts | — | May-Aug20 |
| Columbus City School District | — | Jan-Apr19 |
| Erik Roush | Columbus City School District | — | Jan-Apr19 |
| Construction Employers Association | — | May-Aug20 |
| Christopher M Sinagra | Construction Employers Association | — | May-Aug20 |
| Paul Kudlak | Construction Employers Association | — | May-Aug20 |
| County Commissioners' Association of Ohio | — | May-Aug20 |
| Adam Schwiebert | County Commissioners' Association of Ohio | — | May-Aug20 |
| Jon P Honeck | County Commissioners' Association of Ohio | — | May-Aug20 |
| Mary Jane Neiman | County Commissioners' Association of Ohio | — | Jan-Apr19 |
| Educational Service Center of Central Ohio | — | May-Aug20 |
| Jessica Voltolini | Educational Service Center of Central Ohio | — | May-Aug20 |
| Franklin County Board of Commissioners | — | May-Aug20 |
| Lauren Rummel | Franklin County Board of Commissioners | — | May-Aug20 |
| Governor's Office | — | May-Aug20 |
| Dan McCarthy | Governor's Office | — | May-Aug20 |
| Emma Cardone | Governor's Office | — | Jan-Apr19 |
| Rachael Carl | Governor's Office | — | May-Aug20 |
| Great Lakes Historical Society | — | Jan-Apr20 |
| Greater Cleveland Partnership | — | May-Aug20 |
| Brittany Warner | Greater Cleveland Partnership | — | May-Aug20 |
| Jay O'Bryant | Greater Cleveland Partnership | — | May-Aug20 |
| Josh Rubin | Greater Cleveland Partnership | — | May-Aug20 |
| Martin R McGann | Greater Cleveland Partnership | — | May-Aug20 |
| Greater Recovery and Dropout-Prevention Schools (GRADS) Coalition | — | Jan-Apr19 |
| Andrew Huffman | Greater Recovery and Dropout-Prevention Schools (GRADS) Coalition | — | Jan-Apr19 |
| Brooke A Cheney | Greater Recovery and Dropout-Prevention Schools (GRADS) Coalition | — | Jan-Apr19 |
| Kelly C O'Reilly | Greater Recovery and Dropout-Prevention Schools (GRADS) Coalition | — | Jan-Apr19 |
| Matthew S Whitehead | Greater Recovery and Dropout-Prevention Schools (GRADS) Coalition | — | Jan-Apr19 |
| Victor F Hipsley | Greater Recovery and Dropout-Prevention Schools (GRADS) Coalition | — | Jan-Apr19 |
| Hamilton County Administration | — | Sep-Dec20 |
| Alana Tucker | Hamilton County Administration | — | Sep-Dec20 |
| James T Benedict | Hamilton County Administration | — | Sep-Dec20 |
| Imagine Schools, Inc. | — | Jan-Apr19 |
| Joshua Sanders | Imagine Schools, Inc. | — | Jan-Apr19 |
| Leah Pappas Porner | Imagine Schools, Inc. | — | Jan-Apr19 |
| International Union of Operating Engineers Local 18 | — | May-Aug20 |
| Mark A Totman | International Union of Operating Engineers Local 18 | — | May-Aug20 |
| Jefferson-Belmont Regional Solid Waste Authority | — | May-Aug20 |
| Andrew Huffman | Jefferson-Belmont Regional Solid Waste Authority | — | May-Aug20 |
| Brooke A Cheney | Jefferson-Belmont Regional Solid Waste Authority | — | May-Aug20 |
| Kelly C O'Reilly | Jefferson-Belmont Regional Solid Waste Authority | — | May-Aug20 |
| Matthew S Whitehead | Jefferson-Belmont Regional Solid Waste Authority | — | May-Aug20 |
| Victor F Hipsley | Jefferson-Belmont Regional Solid Waste Authority | — | May-Aug20 |
| Kent State University | — | Jan-Apr19 |
| Brady Oxender | Kent State University | — | Jan-Apr19 |
| Nick Gattozzi | Kent State University | — | Jan-Apr19 |
| Mahoning County Educational Service Center | — | May-Aug20 |
| Nicholas Santucci | Mahoning County Educational Service Center | — | May-Aug20 |
| Northeast Ohio Regional Sewer District | — | May-Aug20 |
| Andrew Huffman | Northeast Ohio Regional Sewer District | — | May-Aug20 |
| Brooke A Cheney | Northeast Ohio Regional Sewer District | — | May-Aug20 |
| Kelly C O'Reilly | Northeast Ohio Regional Sewer District | — | May-Aug20 |
| Matthew S Whitehead | Northeast Ohio Regional Sewer District | — | May-Aug20 |
| Victor F Hipsley | Northeast Ohio Regional Sewer District | — | May-Aug20 |
| Office of Budget and Management | — | Jan-Apr19 |
| Daniel Baker | Office of Budget and Management | — | May-Aug20 |
| Kathleen Madden | Office of Budget and Management | — | May-Aug20 |
| Kimberly Murnieks | Office of Budget and Management | — | Jan-Apr19 |
| Meghan Wadsworth | Office of Budget and Management | — | May-Aug20 |
| Ohio AFL-CIO | — | May-Aug20 |
| Matt Smith | Ohio AFL-CIO | — | May-Aug20 |
| Timothy W Burga | Ohio AFL-CIO | — | May-Aug20 |
| Ohio Association for Career and Technical Education | — | Jan-Apr19 |
| Terrence O'Donnell | Ohio Association for Career and Technical Education | — | Jan-Apr19 |
| William Vorys | Ohio Association for Career and Technical Education | — | Jan-Apr19 |
| Ohio Association of Career and Technical Superintendents | — | Jan-Apr19 |
| Terrence O'Donnell | Ohio Association of Career and Technical Superintendents | — | Jan-Apr19 |
| William Vorys | Ohio Association of Career and Technical Superintendents | — | May-Aug19 |
| Ohio Association of Community Colleges | — | May-Aug19 |
| John W Hershey | Ohio Association of Community Colleges | — | May-Aug19 |
| Thomas Walsh | Ohio Association of Community Colleges | — | May-Aug19 |
| Ohio Association of Elementary School Administrators | — | Jan-Apr19 |
| Barbara C Shaner | Ohio Association of Elementary School Administrators | — | Jan-Apr19 |
| Ohio Association of Professional Fire Fighters | — | Jan-Apr19 |
| James P Carney | Ohio Association of Professional Fire Fighters | — | Jan-Apr19 |
| Michael Taylor | Ohio Association of Professional Fire Fighters | — | Jan-Apr19 |
| Thomas A Rave | Ohio Association of Professional Fire Fighters | — | Jan-Apr19 |
| Ohio Association of School Business Officials | — | Jan-Apr19 |
| Barbara C Shaner | Ohio Association of School Business Officials | — | Jan-Apr19 |
| James Rowan | Ohio Association of School Business Officials | — | Jan-Apr19 |
| Katie Johnson | Ohio Association of School Business Officials | — | Sep-Dec20 |
| Ohio Association of Secondary School Administrators | — | Jan-Apr19 |
| Barbara C Shaner | Ohio Association of Secondary School Administrators | — | Jan-Apr19 |
| Ohio Business Roundtable | — | May-Aug20 |
| Michael McLean | Ohio Business Roundtable | — | May-Aug20 |
| Patrick Tiberi | Ohio Business Roundtable | — | May-Aug20 |
| Ohio Contractors Association | — | May-Aug20 |
| Christopher L Runyan | Ohio Contractors Association | — | May-Aug20 |
| Michelle R Holdgreve | Ohio Contractors Association | — | May-Aug20 |
| Ohio Education Association | — | May-Aug19 |
| Matthew M Dotson | Ohio Education Association | — | May-Aug19 |
| Ohio Facilities Construction Commission | — | Jan-Apr19 |
| Andrew Bowsher | Ohio Facilities Construction Commission | — | Jan-Apr19 |
| Bryan Bennett | Ohio Facilities Construction Commission | — | May-Aug20 |
| David Williamson | Ohio Facilities Construction Commission | — | Jan-Apr19 |
| Jeffrey Westhoven | Ohio Facilities Construction Commission | — | Jan-Apr19 |
| Jon Walden | Ohio Facilities Construction Commission | — | Jan-Apr19 |
| Richard A Savors | Ohio Facilities Construction Commission | — | Jan-Apr19 |
| Ohio Hotel & Lodging Association | — | Jan-Apr20 |
| Ohio Rural Water Association | — | May-Aug20 |
| Andrew Huffman | Ohio Rural Water Association | — | May-Aug20 |
| Brooke A Cheney | Ohio Rural Water Association | — | May-Aug20 |
| Kelly C O'Reilly | Ohio Rural Water Association | — | May-Aug20 |
| Matthew S Whitehead | Ohio Rural Water Association | — | May-Aug20 |
| Victor F Hipsley | Ohio Rural Water Association | — | May-Aug20 |
| Ohio School Boards Association | — | Jan-Apr19 |
| Jay Smith | Ohio School Boards Association | — | Jan-Apr19 |
| Jennifer Hogue | Ohio School Boards Association | — | Jan-Apr19 |
| William Schwartz | Ohio School Boards Association | — | Jan-Apr19 |
| Andrew Huffman | Ohio Society of Professional Engineers | — | Jan-Apr19 |
| Brooke A Cheney | Ohio Society of Professional Engineers | — | Jan-Apr19 |
| Kelly C O'Reilly | Ohio Society of Professional Engineers | — | Jan-Apr19 |
| Matthew S Whitehead | Ohio Society of Professional Engineers | — | Jan-Apr19 |
| Victor F Hipsley | Ohio Society of Professional Engineers | — | Jan-Apr19 |
| Alex Moormann | Opportunities for Ohioans with Disabilities | — | May-Aug19 |
| Orange City School District | — | May-Aug20 |
| Nathanael Jonhenry | Orange City School District | — | May-Aug20 |
| Timothy J Cosgrove | Orange City School District | — | May-Aug20 |
| Andrew Minton | Resource International, Inc | — | Jan-Apr19 |
| William L Byers, IV | Resource International, Inc | — | Jan-Apr19 |
| School Choice Ohio, Inc | — | Jan-Apr19 |
| Adam Hewit | School Choice Ohio, Inc | — | Jan-Apr19 |
| Status Solutions | — | Jan-Apr19 |
| Roger Kyle Vandergriff | Status Solutions | — | Jan-Apr19 |
| The Garland Company | — | May-Aug20 |
| The MetroHealth System | — | May-Aug20 |
| Allison Poulios | The MetroHealth System | — | May-Aug20 |
| Anthony Brigano | The MetroHealth System | — | May-Aug20 |
| Brian K Hicks | The MetroHealth System | — | May-Aug20 |
| Erik Mikkelson | The MetroHealth System | — | May-Aug20 |
| W Zachary Holzapfel | The MetroHealth System | — | May-Aug20 |
| Thomas B Fordham Institute | — | May-Aug19 |
| Adam Hewit | Thomas B Fordham Institute | — | Jan-Apr19 |
| Toledo Public Schools | — | Jan-Apr19 |
| Andrew W Herf | Toledo Public Schools | — | Jan-Apr19 |
| Jared Holt | Toledo Public Schools | — | May-Aug19 |
| Joseph Hollabaugh | Toledo Public Schools | — | Jan-Apr19 |
| Western Reserve Land Conservancy | — | May-Aug20 |
| Brittany Warner | Western Reserve Land Conservancy | — | May-Aug20 |
| Jay O'Bryant | Western Reserve Land Conservancy | — | May-Aug20 |
| Josh Rubin | Western Reserve Land Conservancy | — | May-Aug20 |