| ACT Ohio | — | Jan-Apr19 |
| Matthew Szollosi | ACT Ohio | — | Jan-Apr19 |
| American Council of Engineering Companies of Ohio | — | Sep-Dec19 |
| Elizabeth Easterday-Futryk | American Council of Engineering Companies of Ohio | — | Sep-Dec19 |
| Kevin L Futryk | American Council of Engineering Companies of Ohio | — | Sep-Dec19 |
| American Massage Therapy Association, Ohio Chapter | — | Sep-Dec20 |
| Dave Salisbury | American Massage Therapy Association, Ohio Chapter | — | Sep-Dec20 |
| Drew Davidson | American Massage Therapy Association, Ohio Chapter | — | Sep-Dec20 |
| Lisa H Dodge | American Massage Therapy Association, Ohio Chapter | — | Sep-Dec20 |
| Sean P Dunn | American Massage Therapy Association, Ohio Chapter | — | Sep-Dec20 |
| Americans for Prosperity | — | May-Aug19 |
| Jeffrey Dillon | Americans for Prosperity | — | May-Aug19 |
| Associated Builders and Contractors of Ohio | — | May-Aug19 |
| Beth Lear | Associated Builders and Contractors of Ohio | — | May-Aug20 |
| Bryan Williams | Associated Builders and Contractors of Ohio | — | May-Aug19 |
| Associated General Contractors of Ohio | — | Jan-Apr19 |
| Andrea Maclam Ashley | Associated General Contractors of Ohio | — | Jan-Apr19 |
| Attorney General's Office | — | May-Aug20 |
| Columbus City School District | — | May-Aug19 |
| Erik Roush | Columbus City School District | — | May-Aug19 |
| Construction Employers Association | — | Sep-Dec20 |
| Christopher M Sinagra | Construction Employers Association | — | Sep-Dec20 |
| Paul Kudlak | Construction Employers Association | — | Sep-Dec20 |
| County Engineers Association of Ohio | — | May-Aug19 |
| Dean Ringle | County Engineers Association of Ohio | — | May-Aug19 |
| Michael T Evans | County Engineers Association of Ohio | — | May-Aug19 |
| Department of Commerce | — | May-Aug19 |
| Jonithon LaCross | Department of Commerce | — | Sep-Dec20 |
| Rachael Carl | Department of Commerce | — | May-Aug19 |
| Department of Job and Family Services | — | May-Aug19 |
| Bruce Madson | Department of Job and Family Services | — | May-Aug19 |
| Bryan Stout | Department of Job and Family Services | — | May-Aug19 |
| Molly Rafeld | Department of Job and Family Services | — | May-Aug19 |
| Nicole Cooper | Department of Job and Family Services | — | Sep-Dec20 |
| Shancie Jenkins | Department of Job and Family Services | — | May-Aug19 |
| FGA Action | — | May-Aug19 |
| Alexandria Mock | FGA Action | — | May-Aug19 |
| Averel Meden | FGA Action | — | May-Aug19 |
| Dayna Baird Payne | FGA Action | — | May-Aug19 |
| Donald Baird | FGA Action | — | May-Aug19 |
| Lindsey Short | FGA Action | — | Sep-Dec19 |
| Lori Kershner | FGA Action | — | May-Aug19 |
| Greater Cleveland Chapter, NECA | — | May-Aug19 |
| Aaron M Ockerman | Greater Cleveland Chapter, NECA | — | May-Aug19 |
| David A Battocletti | Greater Cleveland Chapter, NECA | — | May-Aug19 |
| Greater Cleveland Partnership | — | Sep-Dec19 |
| Martin R McGann | Greater Cleveland Partnership | — | Sep-Dec19 |
| Sante Ghetti | Greater Cleveland Partnership | — | Sep-Dec19 |
| Rachel G Winder | Hondros College of Business | — | May-Aug19 |
| Jason Clark | Indiana, Kentucky, Ohio Regional Council of Carpenters | — | Sep-Dec20 |
| Khallil Daher | Indiana, Kentucky, Ohio Regional Council of Carpenters | — | Sep-Dec20 |
| International Union of Operating Engineers Local 18 | — | Sep-Dec20 |
| Mark A Totman | International Union of Operating Engineers Local 18 | — | Sep-Dec20 |
| Luxottica Retail North America Inc | — | May-Aug19 |
| David P Corey | Luxottica Retail North America Inc | — | May-Aug19 |
| Mechanical Contractors Association of Ohio | — | May-Aug19 |
| Joshua Sanders | Mechanical Contractors Association of Ohio | — | May-Aug19 |
| Leah Pappas Porner | Mechanical Contractors Association of Ohio | — | May-Aug19 |
| National Federation of Independent Business/Ohio | — | May-Aug19 |
| Andy Patterson | National Federation of Independent Business/Ohio | — | May-Aug19 |
| Chris Ferruso | National Federation of Independent Business/Ohio | — | May-Aug19 |
| Colby Monachino | National Federation of Independent Business/Ohio | — | May-Aug19 |
| Jared Weiser | National Federation of Independent Business/Ohio | — | May-Aug19 |
| Roger R Geiger | National Federation of Independent Business/Ohio | — | May-Aug19 |
| Alex Homan | Nationwide | — | Sep-Dec19 |
| Chad Wilson | Nationwide | — | Sep-Dec19 |
| Ohio Association for Career and Technical Education | — | May-Aug19 |
| Terrence O'Donnell | Ohio Association for Career and Technical Education | — | May-Aug19 |
| William Vorys | Ohio Association for Career and Technical Education | — | May-Aug19 |
| Ohio Association of Career and Technical Superintendents | — | May-Aug19 |
| Terrence O'Donnell | Ohio Association of Career and Technical Superintendents | — | May-Aug19 |
| 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 Contractors Association | — | Sep-Dec20 |
| Christopher L Runyan | Ohio Contractors Association | — | Sep-Dec20 |
| Michelle R Holdgreve | Ohio Contractors Association | — | Sep-Dec20 |
| Ohio Department of Natural Resources | — | Sep-Dec20 |
| Danielle Vandegriff | Ohio Department of Natural Resources | — | Sep-Dec20 |
| Ethan Zucal | Ohio Department of Natural Resources | — | Sep-Dec20 |
| Ryan Frazee | Ohio Department of Natural Resources | — | Sep-Dec20 |
| Melissa Craddock Anthony | Ohio Occupational Therapy, Physical Therapy & Athletic Trainers Board | — | May-Aug20 |
| Ohio Society for Respiratory Care, Inc | — | May-Aug19 |
| David P Corey | Ohio Society for Respiratory Care, Inc | — | May-Aug19 |
| Ohio Society of Professional Engineers | — | May-Aug19 |
| Andrew Huffman | Ohio Society of Professional Engineers | — | May-Aug19 |
| Brooke A Cheney | Ohio Society of Professional Engineers | — | May-Aug19 |
| Holly Flanigan | Ohio Society of Professional Engineers | — | May-Aug19 |
| Kelly C O'Reilly | Ohio Society of Professional Engineers | — | May-Aug19 |
| Matthew S Whitehead | Ohio Society of Professional Engineers | — | May-Aug19 |
| Victor F Hipsley | Ohio Society of Professional Engineers | — | May-Aug19 |
| Ohio State Building & Construction Trades Council | — | May-Aug19 |
| Mark D Tucker | Ohio State Building & Construction Trades Council | — | May-Aug19 |
| Michael Knisley | Ohio State Building & Construction Trades Council | — | Sep-Dec20 |
| N Victor Goodman | Ohio State Building & Construction Trades Council | — | May-Aug19 |
| Ohio Veterinary Medical Association | — | May-Aug19 |
| Jack Advent | Ohio Veterinary Medical Association | — | May-Aug19 |
| Ronald David Frash | Ohio Veterinary Medical Association | — | Sep-Dec19 |
| Policy Matters Ohio | — | Sep-Dec20 |
| Peter Zachary Schiller | Policy Matters Ohio | — | Sep-Dec20 |