| 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 |
| Stephen Sayre | City of Columbus | — | Sep-Dec20 |
| 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 |
| Cheryl L Subler | County Commissioners' Association of Ohio | — | Sep-Dec19 |
| Anthony Brigano | Covestro LLC | — | Sep-Dec20 |
| Erik Mikkelson | Covestro LLC | — | Sep-Dec20 |
| Martin R McGann | Greater Cleveland Partnership | — | Sep-Dec20 |
| Sante Ghetti | Greater Cleveland Partnership | — | Sep-Dec20 |
| Victor F Hipsley | Koch Government Affairs, LLC | — | Sep-Dec19 |
| Jason Koma | Mount Carmel Health System | — | Sep-Dec19 |
| 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 |
| Stephanie Kromer | Ohio Chamber of Commerce | — | Sep-Dec20 |
| Andrew Swaim | Ohio Chemistry Technology Council | — | Sep-Dec20 |
| Jennifer Klein | Ohio Chemistry Technology Council | — | Sep-Dec20 |
| Shawn Nelson | Ohio Chemistry Technology Council | — | Sep-Dec20 |
| Andrew Huffman | Ohio Dental Hygienists' Association | — | Sep-Dec20 |
| Brooke A Cheney | Ohio Dental Hygienists' Association | — | Sep-Dec20 |
| Kelly C O'Reilly | Ohio Dental Hygienists' Association | — | Sep-Dec20 |
| Matthew S Whitehead | Ohio Dental Hygienists' Association | — | Sep-Dec20 |
| Victor F Hipsley | Ohio Dental Hygienists' Association | — | Sep-Dec20 |
| Gretchen Craycraft | Ohio Environmental Protection Agency | — | Sep-Dec19 |
| Michael Guastella | Ohio Environmental Protection Agency | — | Sep-Dec19 |
| Andrew Huffman | Ohio Housing Council | — | Sep-Dec19 |
| Andrea Reichman | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Andrew Huffman | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Brooke A Cheney | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Kelly C O'Reilly | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Matthew S Whitehead | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Timothy Williams | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Victor F Hipsley | Ohio Manufactured Homes Association (OMHA) | — | Sep-Dec19 |
| Christopher N Slagle | Ohio Manufacturers' Association | — | 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 |
| 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 |
| Adam Ward | The Ohio State University | — | Sep-Dec20 |
| Kathryn A Trent | Waste Management of Ohio, Inc. | — | Sep-Dec20 |