| 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 |
| Andrew Minton | Ductile Iron Pipe Research Association | — | Sep-Dec20 |
| William L Byers, IV | Ductile Iron Pipe Research Association | — | 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 |
| 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 |