| Andrew Minton | City of Columbus | — | Sep-Dec19 |
| Evelyn Kennedy | City of Columbus | — | Sep-Dec19 |
| Greg Bennett | City of Columbus | — | Sep-Dec19 |
| Stephen Nielson | City of Columbus | — | Sep-Dec19 |
| William L Byers, IV | City of Columbus | — | Sep-Dec19 |
| Andrew Minton | Cleveland Browns | — | Sep-Dec19 |
| Andrew Huffman | Coalition of Ohio Regional Districts | — | Sep-Dec19 |
| Brooke A Cheney | Coalition of Ohio Regional Districts | — | Sep-Dec19 |
| Kelly C O'Reilly | Coalition of Ohio Regional Districts | — | Sep-Dec19 |
| Matthew S Whitehead | Coalition of Ohio Regional Districts | — | Sep-Dec19 |
| Victor F Hipsley | Coalition of Ohio Regional Districts | — | Sep-Dec19 |
| Adam Schwiebert | County Commissioners' Association of Ohio | — | Sep-Dec19 |
| Cheryl L Subler | County Commissioners' Association of Ohio | — | Sep-Dec19 |
| John R Leutz | County Commissioners' Association of Ohio | — | Sep-Dec19 |
| Dean Ringle | County Engineers Association of Ohio | — | Sep-Dec19 |
| Michael T Evans | County Engineers Association of Ohio | — | Sep-Dec19 |
| Dorothy Pelanda | Department of Agriculture | — | Sep-Dec19 |
| George McNab | Department of Agriculture | — | Sep-Dec19 |
| Todd Thatcher | Department of Agriculture | — | Sep-Dec19 |
| Andrew Minton | Ductile Iron Pipe Research Association | — | Sep-Dec19 |
| Greg Bennett | Ductile Iron Pipe Research Association | — | Sep-Dec19 |
| William L Byers, IV | Ductile Iron Pipe Research Association | — | Sep-Dec19 |
| Bradley Bales | Governor's Office | — | Sep-Dec20 |
| Alana Tucker | Great Parks of Hamilton County | — | Sep-Dec20 |
| Charles H Gerhardt, III | Great Parks of Hamilton County | — | Sep-Dec20 |
| James T Benedict | Great Parks of Hamilton County | — | Sep-Dec20 |
| Andrew Huffman | Northeast Ohio Regional Sewer District | — | Sep-Dec19 |
| Brooke A Cheney | Northeast Ohio Regional Sewer District | — | Sep-Dec19 |
| Kelly C O'Reilly | Northeast Ohio Regional Sewer District | — | Sep-Dec19 |
| Matthew S Whitehead | Northeast Ohio Regional Sewer District | — | Sep-Dec19 |
| Victor F Hipsley | Northeast Ohio Regional Sewer District | — | Sep-Dec19 |
| Julia Wynn | Ohio Association of Regional Councils | — | Sep-Dec20 |
| Kevin L Futryk | Ohio Association of Regional Councils | — | 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 |
| Gretchen Craycraft | Ohio Environmental Protection Agency | — | Sep-Dec19 |
| Michael Guastella | Ohio Environmental Protection Agency | — | Sep-Dec19 |
| Adam Sharp | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec19 |
| Anthony Seegers | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec19 |
| Brandon Kern | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec20 |
| Jack Irvin | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec19 |
| Jenna Reese | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec19 |
| Leah Curtis | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec19 |
| Yvonne C Lesicko | Ohio Farm Bureau Federation, Inc. | — | Sep-Dec19 |
| Kristen Sours | Ohio Home Builders Association, Inc | — | Sep-Dec20 |
| Vincent J Squillace | Ohio Home Builders Association, Inc | — | Sep-Dec20 |
| Andrew Huffman | Ohio Housing Council | — | Sep-Dec19 |
| Brooke A Cheney | Ohio Housing Council | — | Sep-Dec19 |
| Kelly C O'Reilly | Ohio Housing Council | — | Sep-Dec19 |
| Matthew S Whitehead | Ohio Housing Council | — | Sep-Dec19 |
| Victor F Hipsley | Ohio Housing Council | — | Sep-Dec19 |
| Brock Miskimen | Ohio Pork Council | — | Sep-Dec19 |
| Bryan Humphreys | Ohio Pork Council | — | Sep-Dec19 |
| Christopher N Slagle | Ohio Pork Council | — | Sep-Dec19 |
| Gregory J Lestini | Ohio Pork Council | — | Sep-Dec19 |
| Matt Koppitch | Ohio Pork Council | — | Sep-Dec19 |
| Rachael Guastella | Ohio Pork Council | — | Sep-Dec19 |
| Anthony Brigano | Ohio Recorders Association | — | Sep-Dec19 |
| Erik Mikkelson | Ohio Recorders Association | — | Sep-Dec19 |
| W Zachary Holzapfel | Ohio Recorders Association | — | Sep-Dec19 |
| Brock Miskimen | Ohio Rural Development Alliance | — | Sep-Dec19 |
| Christopher N Slagle | Ohio Rural Development Alliance | — | Sep-Dec19 |
| Gregory J Lestini | Ohio Rural Development Alliance | — | Sep-Dec19 |
| Matt Koppitch | Ohio Rural Development Alliance | — | Sep-Dec19 |
| Rachael Guastella | Ohio Rural Development Alliance | — | Sep-Dec19 |
| Andrew Huffman | Ohio Rural Water Association | — | Sep-Dec19 |
| Brooke A Cheney | Ohio Rural Water Association | — | Sep-Dec19 |
| Kelly C O'Reilly | Ohio Rural Water Association | — | Sep-Dec19 |
| Matthew S Whitehead | Ohio Rural Water Association | — | Sep-Dec19 |
| Victor F Hipsley | Ohio Rural Water Association | — | Sep-Dec19 |
| Andrew Huffman | Ohio Township Association | — | Sep-Dec19 |
| Brooke A Cheney | Ohio Township Association | — | Sep-Dec19 |
| Heidi M Fought | Ohio Township Association | — | Sep-Dec19 |
| Kelly C O'Reilly | Ohio Township Association | — | Sep-Dec19 |
| Marisa Myers | Ohio Township Association | — | Sep-Dec19 |
| Matthew DeTemple | Ohio Township Association | — | Sep-Dec19 |
| Matthew S Whitehead | Ohio Township Association | — | Sep-Dec19 |
| Victor F Hipsley | Ohio Township Association | — | Sep-Dec19 |
| Cody Weisbrodt | The Nature Conservancy in Ohio | — | Sep-Dec19 |
| Tracy S Freeman | The Nature Conservancy in Ohio | — | Sep-Dec19 |
| Adam Ward | The Ohio State University | — | Sep-Dec19 |
| Brooke A Cheney | Wetlands Resource Center, LLC | — | Sep-Dec19 |
| Matthew S Whitehead | Wetlands Resource Center, LLC | — | Sep-Dec19 |