| American Council of Engineering Companies of Ohio | — | May-Aug25 |
| Elizabeth Easterday-Futryk | American Council of Engineering Companies of Ohio | — | May-Aug25 |
| Kevin L Futryk | American Council of Engineering Companies of Ohio | — | Jan-Apr25 |
| RJ Mancini | American Council of Engineering Companies of Ohio | — | Jan-Apr25 |
| Associated Builders and Contractors of Ohio | — | Jan-Apr25 |
| Bryan Williams | Associated Builders and Contractors of Ohio | — | Jan-Apr25 |
| Associated General Contractors of Ohio | — | Jan-Apr25 |
| Andrea Maclam Ashley | Associated General Contractors of Ohio | — | Jan-Apr25 |
| Desmond Bryant | Association of Ohio Drinking Water Agencies | — | Jan-Apr25 |
| Desmond Bryant | Association of Ohio Metropolitan Wastewater Agencies | — | Jan-Apr25 |
| Auditor of State | — | Jan-Apr25 |
| Alex Bilchak | Auditor of State | — | Jan-Apr25 |
| Alexis Davis | Auditor of State | — | Jan-Apr25 |
| James Shaw | Auditor of State | — | Jan-Apr25 |
| Nikolaus Flood | Auditor of State | — | Jan-Apr25 |
| Timothy S Keen | Auditor of State | — | Jan-Apr25 |
| Tom Hancock | Auditor of State | — | Jan-Apr25 |
| Victoria Sholl | Auditor of State | — | Jan-Apr25 |
| City of Columbus | — | Jan-Apr25 |
| Andrew Minton | City of Columbus | — | Jan-Apr25 |
| Collin Crigger | City of Columbus | — | Jan-Apr25 |
| Levi Gross | City of Columbus | — | Jan-Apr25 |
| Stephanie Gilligan | City of Columbus | — | May-Aug25 |
| Stephen Nielson | City of Columbus | — | Jan-Apr25 |
| William L Byers, IV | City of Columbus | — | Jan-Apr25 |
| City of Toledo | — | Jan-Apr25 |
| Andrew W Herf | City of Toledo | — | Jan-Apr25 |
| James Suver | City of Toledo | — | Jan-Apr26 |
| Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Kelsey Woolard | Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Matthew S Whitehead | Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Michael Guastella | Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Ronald Romito | Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Sydney Sanders | Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Victor F Hipsley | Coalition of Ohio Regional Districts | — | Jan-Apr25 |
| Construction Employers Association | — | Jan-Apr25 |
| Timothy J Cassell | Construction Employers Association | — | Jan-Apr25 |
| County Commissioners' Association of Ohio | — | Jan-Apr25 |
| Cheryl L Subler | County Commissioners' Association of Ohio | — | Jan-Apr25 |
| Delaware County Board of Commissioners | — | Jan-Apr25 |
| Andrew Minton | Delaware County Board of Commissioners | — | Jan-Apr25 |
| Levi Gross | Delaware County Board of Commissioners | — | Jan-Apr25 |
| Stephen Nielson | Delaware County Board of Commissioners | — | Jan-Apr25 |
| William L Byers, IV | Delaware County Board of Commissioners | — | Jan-Apr25 |
| International Union of Operating Engineers Local 18 | — | Jan-Apr25 |
| Mark A Totman | International Union of Operating Engineers Local 18 | — | Jan-Apr25 |
| Licking Regional Water District | — | Jan-Apr25 |
| Kevin Shimp | Licking Regional Water District | — | Jan-Apr25 |
| Matthew McDonnell | Licking Regional Water District | — | Jan-Apr25 |
| Terrence O'Donnell | Licking Regional Water District | — | Jan-Apr25 |
| William Vorys | Licking Regional Water District | — | Jan-Apr25 |
| Municipal Utility Coalition of Licking County | — | Jan-Apr25 |
| Jeffrey T DeLeone | Municipal Utility Coalition of Licking County | — | Jan-Apr25 |
| Matthew Forney | Municipal Utility Coalition of Licking County | — | Jan-Apr25 |
| Shawn Nelson | Municipal Utility Coalition of Licking County | — | Jan-Apr25 |
| Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Kelsey Woolard | Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Matthew S Whitehead | Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Michael Guastella | Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Ronald Romito | Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Sydney Sanders | Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Victor F Hipsley | Northeast Ohio Regional Sewer District | — | Jan-Apr25 |
| Ohio Association of Regional Councils | — | Jan-Apr25 |
| Kevin L Futryk | Ohio Association of Regional Councils | — | Jan-Apr25 |
| RJ Mancini | Ohio Association of Regional Councils | — | Jan-Apr25 |
| Ohio Chamber of Commerce | — | Jan-Apr25 |
| Rick Carfagna | Ohio Chamber of Commerce | — | Jan-Apr25 |
| Tony Long | Ohio Chamber of Commerce | — | Jan-Apr25 |
| Ohio Retirement Study Council | — | Jan-Apr25 |
| Bethany Rhodes | Ohio Retirement Study Council | — | Jan-Apr25 |
| Ohio Rural Development Alliance | — | Jan-Apr25 |
| Christopher N Slagle | Ohio Rural Development Alliance | — | Jan-Apr25 |
| Gregory J Lestini | Ohio Rural Development Alliance | — | Jan-Apr25 |
| Matt Koppitch | Ohio Rural Development Alliance | — | Jan-Apr25 |
| Rachael Guastella | Ohio Rural Development Alliance | — | Jan-Apr25 |
| Ohio Rural Water Association | — | Jan-Apr25 |
| Kelsey Woolard | Ohio Rural Water Association | — | Jan-Apr25 |
| Matthew S Whitehead | Ohio Rural Water Association | — | Jan-Apr25 |
| Michael Guastella | Ohio Rural Water Association | — | Jan-Apr25 |
| Ronald Romito | Ohio Rural Water Association | — | Jan-Apr25 |
| Sydney Sanders | Ohio Rural Water Association | — | Jan-Apr25 |
| Victor F Hipsley | Ohio Rural Water Association | — | Jan-Apr25 |
| Ohio Township Association | — | Jan-Apr25 |
| Heidi M Fought | Ohio Township Association | — | Jan-Apr25 |
| Kelsey Woolard | Ohio Township Association | — | Jan-Apr25 |
| Kyle Brooks | Ohio Township Association | — | Jan-Apr25 |
| Matthew S Whitehead | Ohio Township Association | — | Jan-Apr25 |
| Michael Guastella | Ohio Township Association | — | Jan-Apr25 |
| Ronald Romito | Ohio Township Association | — | Jan-Apr25 |
| Sydney Sanders | Ohio Township Association | — | Jan-Apr25 |
| Victor F Hipsley | Ohio Township Association | — | Jan-Apr25 |
| Ohio Water Partnership | — | Jan-Apr25 |
| Kevin Shimp | Ohio Water Partnership | — | Jan-Apr25 |
| Terrence O'Donnell | Ohio Water Partnership | — | Jan-Apr25 |
| William Vorys | Ohio Water Partnership | — | Jan-Apr25 |
| Solid Waste Authority of Central Ohio | — | Jan-Apr25 |
| Jennifer Lynch | Solid Waste Authority of Central Ohio | — | Jan-Apr25 |
| Levi Gross | Solid Waste Authority of Central Ohio | — | Jan-Apr25 |
| William L Byers, IV | Solid Waste Authority of Central Ohio | — | Jan-Apr25 |