| ACLU of Ohio | — | Sep-Dec17 |
| Gary Daniels | ACLU of Ohio | — | Sep-Dec17 |
| Amnesty International USA | — | Sep-Dec18 |
| Lauren Huddleston | Amnesty International USA | — | Sep-Dec18 |
| Nathan Aichele | Amnesty International USA | — | Sep-Dec18 |
| Neil S Clark | Amnesty International USA | — | Sep-Dec18 |
| Buckeye State Sheriff's Association | — | Sep-Dec17 |
| Robert A Cornwell | Buckeye State Sheriff's Association | — | Sep-Dec17 |
| CVS Health | — | Sep-Dec17 |
| Bridget E McAuliffe | CVS Health | — | Sep-Dec17 |
| C David Paragas | CVS Health | — | Sep-Dec17 |
| Catholic Conference of Ohio | — | Jan-Apr18 |
| James W Tobin | Catholic Conference of Ohio | — | Jan-Apr18 |
| City of Dayton | — | Sep-Dec18 |
| Dave Salisbury | Clark State Community College | — | Sep-Dec18 |
| Drew Davidson | Clark State Community College | — | Sep-Dec18 |
| Lisa H Dodge | Clark State Community College | — | Sep-Dec18 |
| Sean P Dunn | Clark State Community College | — | Sep-Dec18 |
| Department of Public Safety | — | Sep-Dec17 |
| Dan Fitzpatrick | Department of Public Safety | — | Sep-Dec17 |
| Emily Mayfield | Department of Public Safety | — | Sep-Dec17 |
| John T Born | Department of Public Safety | — | Jan-Apr18 |
| Kevin D Miller | Department of Public Safety | — | Sep-Dec17 |
| Paul Pride | Department of Public Safety | — | Jan-Apr18 |
| Everytown for Gun Safety Action Fund | — | Sep-Dec17 |
| Dave Salisbury | Everytown for Gun Safety Action Fund | — | May-Aug17 |
| Drew Davidson | Everytown for Gun Safety Action Fund | — | Sep-Dec17 |
| Lisa H Dodge | Everytown for Gun Safety Action Fund | — | May-Aug17 |
| Sean P Dunn | Everytown for Gun Safety Action Fund | — | May-Aug17 |
| Fraternal Order of Police of Ohio, Inc | — | Sep-Dec17 |
| Brian Steel | Fraternal Order of Police of Ohio, Inc | — | Jan-Apr18 |
| Gary Wolske | Fraternal Order of Police of Ohio, Inc | — | Jan-Apr18 |
| James Fitsko | Fraternal Order of Police of Ohio, Inc | — | Jan-Apr18 |
| James Wilson | Fraternal Order of Police of Ohio, Inc | — | Jan-Apr18 |
| Jason McDonald | Fraternal Order of Police of Ohio, Inc | — | Jan-Apr18 |
| Kyle Erdeljac | Fraternal Order of Police of Ohio, Inc | — | Jan-Apr18 |
| Michael S Weinman | Fraternal Order of Police of Ohio, Inc | — | Sep-Dec17 |
| Governor's Office | — | May-Aug17 |
| Beth Hansen | Governor's Office | — | May-Aug17 |
| Dawn Larzelere | Governor's Office | — | May-Aug17 |
| Jason Whalen | Governor's Office | — | Sep-Dec17 |
| Merle Madrid | Governor's Office | — | May-Aug17 |
| Sarah Huffman | Governor's Office | — | Jan-Apr18 |
| Tim Biggam | Governor's Office | — | Sep-Dec17 |
| Wayne Struble | Governor's Office | — | May-Aug17 |
| Inter-University Council of Ohio (IUC) | — | May-Aug17 |
| Bruce E Johnson | Inter-University Council of Ohio (IUC) | — | Sep-Dec17 |
| James M Suver | Inter-University Council of Ohio (IUC) | — | May-Aug17 |
| LeadingAge Ohio | — | Sep-Dec17 |
| Bridget E McAuliffe | LeadingAge Ohio | — | Sep-Dec17 |
| C David Paragas | LeadingAge Ohio | — | Sep-Dec17 |
| Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | May-Aug17 |
| Courtney Saunders | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | May-Aug17 |
| Daniel P Leite | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | May-Aug17 |
| David Blatnik | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | May-Aug17 |
| Kurt L Leib | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | May-Aug17 |
| Robert N Eshenbaugh, Jr | Marathon Petroleum Corporation & its Subsidiaries and Affiliates | — | May-Aug17 |
| National Rifle Association of America | — | Sep-Dec17 |
| John Hohenwarter | National Rifle Association of America | — | Sep-Dec17 |
| Office of the Ohio Public Defender | — | Sep-Dec17 |
| Nicole Clum | Office of the Ohio Public Defender | — | Sep-Dec17 |
| Timothy Young | Office of the Ohio Public Defender | — | Sep-Dec17 |
| Ohio Association of Chiefs of Police | — | Sep-Dec17 |
| Hannah Yuhl | Ohio Association of Chiefs of Police | — | May-Aug18 |
| John Gilchrist | Ohio Association of Chiefs of Police | — | Sep-Dec17 |
| Katelyn Merick | Ohio Association of Chiefs of Police | — | Jan-Apr18 |
| Matthew G Kallner | Ohio Association of Chiefs of Police | — | Jan-Apr18 |
| Ohio Chamber of Commerce | — | Sep-Dec18 |
| Donald Boyd | Ohio Chamber of Commerce | — | Sep-Dec18 |
| Ohio Coalition Against Gun Violence | — | Sep-Dec17 |
| Jennifer Thorne | Ohio Coalition Against Gun Violence | — | Sep-Dec17 |
| Ohio Fire Chiefs' Association | — | May-Aug17 |
| David Cordonnier | Ohio Fire Chiefs' Association | — | May-Aug17 |
| Michelle M Fitzgibbon | Ohio Fire Chiefs' Association | — | May-Aug17 |
| Ohio Grocers Association | — | May-Aug17 |
| Deborah Hackathorn | Ohio Grocers Association | — | Sep-Dec17 |
| Joseph Ewig | Ohio Grocers Association | — | Sep-Dec17 |
| Kristin M Mullins | Ohio Grocers Association | — | May-Aug17 |
| Ohio Gun Owners | — | Sep-Dec18 |
| Christopher Dorr | Ohio Gun Owners | — | Sep-Dec18 |
| Ohio Manufacturers' Association | — | May-Aug17 |
| Robert Brundrett | Ohio Manufacturers' Association | — | May-Aug17 |
| Ryan R Augsburger | Ohio Manufacturers' Association | — | May-Aug17 |
| Ohio Prosecuting Attorneys Association | — | May-Aug17 |
| John E Murphy | Ohio Prosecuting Attorneys Association | — | May-Aug17 |
| Louis Tobin | Ohio Prosecuting Attorneys Association | — | Sep-Dec17 |
| Steve C. Hall | Ohio Prosecuting Attorneys Association | — | May-Aug17 |
| Supreme Court of Ohio | — | May-Aug17 |
| Andrew Bowsher | Supreme Court of Ohio | — | May-Aug17 |
| Craig Mayton | Supreme Court of Ohio | — | May-Aug17 |
| John S VanNorman | Supreme Court of Ohio | — | May-Aug17 |
| Michael Buenger | Supreme Court of Ohio | — | May-Aug17 |
| The Ohio State University | — | Sep-Dec17 |
| Adam Ward | The Ohio State University | — | Sep-Dec17 |
| Amy Goyal | The Ohio State University | — | Sep-Dec17 |
| Brian Perera | The Ohio State University | — | Sep-Dec17 |
| University of Akron | — | Sep-Dec18 |
| Dave Salisbury | University of Akron | — | Sep-Dec18 |
| Drew Davidson | University of Akron | — | Sep-Dec18 |
| Lisa H Dodge | University of Akron | — | Sep-Dec18 |
| Matthew Akers | University of Akron | — | Sep-Dec18 |
| Sean P Dunn | University of Akron | — | Sep-Dec18 |