| AES Ohio | — | Sep-Dec18 |
| Dave Salisbury | AES Ohio | — | May-Aug17 |
| Drew Davidson | AES Ohio | — | May-Aug17 |
| Lisa H Dodge | AES Ohio | — | May-Aug17 |
| Nate Filler | AES Ohio | — | Sep-Dec17 |
| Sean P Dunn | AES Ohio | — | May-Aug17 |
| Stephen P Lake | AES Ohio | — | May-Aug17 |
| AT&T | — | Sep-Dec17 |
| Jan Bans | AT&T | — | Sep-Dec17 |
| Chad Hawley | American Electric Power | — | May-Aug17 |
| Chrisy Wright | American Electric Power | — | May-Aug17 |
| John McClelland | American Electric Power | — | May-Aug17 |
| Maria Haberman | American Electric Power | — | Sep-Dec17 |
| Thomas Froehle | American Electric Power | — | May-Aug17 |
| Troy Judy | American Electric Power | — | May-Aug17 |
| American Municipal Power | — | May-Aug17 |
| Charles Willoughby | American Municipal Power | — | May-Aug17 |
| Jolene M Thompson | American Municipal Power | — | May-Aug17 |
| Michael A Beirne | American Municipal Power | — | May-Aug17 |
| American Petroleum Institute - API Ohio | — | May-Aug17 |
| Christian B. Zeigler | American Petroleum Institute - API Ohio | — | May-Aug17 |
| Christina Polesovsky | American Petroleum Institute - API Ohio | — | May-Aug17 |
| Calpine Energy Solutions, LLC | — | May-Aug17 |
| Becky Merola | Calpine Energy Solutions, LLC | — | May-Aug17 |
| Daniel P Leite | Calpine Energy Solutions, LLC | — | May-Aug17 |
| Kurt L Leib | Calpine Energy Solutions, LLC | — | May-Aug17 |
| Robert N Eshenbaugh, Jr | Calpine Energy Solutions, LLC | — | May-Aug17 |
| CenterPoint Energy DBA Vectren Energy | — | May-Aug17 |
| Christopher N Slagle | CenterPoint Energy DBA Vectren Energy | — | May-Aug17 |
| Gregory J Lestini | CenterPoint Energy DBA Vectren Energy | — | May-Aug17 |
| Kurtis A Tunnell | CenterPoint Energy DBA Vectren Energy | — | May-Aug17 |
| Laurie Thornton | CenterPoint Energy DBA Vectren Energy | — | May-Aug17 |
| Michael F Roeder | CenterPoint Energy DBA Vectren Energy | — | May-Aug17 |
| Cincinnati Bell, Inc. (d/b/a altafiber) | — | Sep-Dec17 |
| Christopher S Colwell | Cincinnati Bell, Inc. (d/b/a altafiber) | — | Sep-Dec17 |
| Theodore Heckmann | Cincinnati Bell, Inc. (d/b/a altafiber) | — | Sep-Dec17 |
| City of Dayton | — | May-Aug17 |
| Coalition of Ohio Regional Districts | — | May-Aug17 |
| Andrew Huffman | Coalition of Ohio Regional Districts | — | May-Aug17 |
| Brooke A Cheney | Coalition of Ohio Regional Districts | — | May-Aug17 |
| Kelly C O'Reilly | Coalition of Ohio Regional Districts | — | May-Aug17 |
| Matthew S Whitehead | Coalition of Ohio Regional Districts | — | May-Aug17 |
| Victor F Hipsley | Coalition of Ohio Regional Districts | — | May-Aug17 |
| Coalition on Homelessness & Housing in Ohio | — | May-Aug17 |
| Gina Wilt | Coalition on Homelessness & Housing in Ohio | — | Jan-Apr18 |
| Joseph Maskovyak | Coalition on Homelessness & Housing in Ohio | — | May-Aug17 |
| William D Faith | Coalition on Homelessness & Housing in Ohio | — | May-Aug17 |
| Department of Commerce | — | May-Aug17 |
| Rachael Carl | Department of Commerce | — | May-Aug17 |
| Direct Energy Services, LLC | — | May-Aug17 |
| Hunter Wright | Direct Energy Services, LLC | — | May-Aug17 |
| Teresa Ringenbach | Direct Energy Services, LLC | — | May-Aug17 |
| Thomas P Pappas | Direct Energy Services, LLC | — | May-Aug17 |
| Dollar Energy Fund, Inc. | — | May-Aug18 |
| Lori Kershner | Dollar Energy Fund, Inc. | — | May-Aug18 |
| Duke Energy Business Services | — | May-Aug17 |
| Andrew Huffman | Duke Energy Business Services | — | Sep-Dec17 |
| Brooke A Cheney | Duke Energy Business Services | — | Sep-Dec17 |
| David L Celona | Duke Energy Business Services | — | Jan-Apr18 |
| John Keaton | Duke Energy Business Services | — | May-Aug17 |
| Kelly C O'Reilly | Duke Energy Business Services | — | Sep-Dec17 |
| Matthew S Whitehead | Duke Energy Business Services | — | Sep-Dec17 |
| Ryan Gentil | Duke Energy Business Services | — | Jan-Apr18 |
| Victor F Hipsley | Duke Energy Business Services | — | Sep-Dec17 |
| Exelon Generation Company, LLC | — | May-Aug18 |
| C David Paragas | Exelon Generation Company, LLC | — | May-Aug18 |
| Exxon Mobil Corporation | — | May-Aug17 |
| Courtney Saunders | Exxon Mobil Corporation | — | May-Aug17 |
| Daniel P Leite | Exxon Mobil Corporation | — | May-Aug17 |
| Kurt L Leib | Exxon Mobil Corporation | — | May-Aug17 |
| Robert N Eshenbaugh, Jr | Exxon Mobil Corporation | — | May-Aug17 |
| FirstEnergy | — | Jan-Apr18 |
| Ty R Pine | FirstEnergy | — | Jan-Apr18 |
| Governor's Office | — | May-Aug17 |
| Beth Hansen | Governor's Office | — | May-Aug17 |
| Dawn Larzelere | Governor's Office | — | May-Aug17 |
| Merle Madrid | Governor's Office | — | May-Aug17 |
| Michael Fraizer | Governor's Office | — | May-Aug17 |
| Sarah Huffman | Governor's Office | — | May-Aug17 |
| Tim Biggam | Governor's Office | — | Sep-Dec17 |
| Wayne Struble | Governor's Office | — | May-Aug17 |
| Greater Akron Chamber | — | Sep-Dec17 |
| John Rizzo | Greater Akron Chamber | — | May-Aug18 |
| Megann Eberhart | Greater Akron Chamber | — | Sep-Dec17 |
| Rick Rebadow | Greater Akron Chamber | — | Sep-Dec17 |
| Steve Millard | Greater Akron Chamber | — | May-Aug18 |
| Greater Cincinnati N. KY Apartment Association | — | Sep-Dec18 |
| Charles C Tassell | Greater Cincinnati N. KY Apartment Association | — | Sep-Dec18 |
| Greater Cleveland Partnership | — | Sep-Dec17 |
| Martin R McGann | Greater Cleveland Partnership | — | Sep-Dec17 |
| Sante Ghetti | Greater Cleveland Partnership | — | Sep-Dec17 |
| Industrial Energy Users-Ohio | — | May-Aug17 |
| John T McGough | Industrial Energy Users-Ohio | — | May-Aug17 |
| Kevin M Murray | Industrial Energy Users-Ohio | — | May-Aug17 |
| Samuel C Randazzo | Industrial Energy Users-Ohio | — | May-Aug17 |
| Scott Edward Elisar | Industrial Energy Users-Ohio | — | May-Aug17 |
| Interstate Gas Supply, Inc. | — | Sep-Dec17 |
| Jay O'Bryant | Interstate Gas Supply, Inc. | — | Jan-Apr18 |
| Matt White | Interstate Gas Supply, Inc. | — | Jan-Apr18 |
| Nationwide Energy Partners, LLC. | — | May-Aug17 |
| Dora Pruce | Nationwide Energy Partners, LLC. | — | May-Aug17 |
| Eric Weldele | Nationwide Energy Partners, LLC. | — | May-Aug17 |
| Matthew R Cox | Nationwide Energy Partners, LLC. | — | May-Aug17 |
| Rebecca Simon | Nationwide Energy Partners, LLC. | — | May-Aug17 |
| Northeast Ohio Regional Sewer District | — | Jan-Apr18 |
| Andrew Huffman | Northeast Ohio Regional Sewer District | — | Jan-Apr18 |
| Brooke A Cheney | Northeast Ohio Regional Sewer District | — | Jan-Apr18 |
| Kelly C O'Reilly | Northeast Ohio Regional Sewer District | — | Jan-Apr18 |
| Matthew S Whitehead | Northeast Ohio Regional Sewer District | — | Jan-Apr18 |
| Victor F Hipsley | Northeast Ohio Regional Sewer District | — | Jan-Apr18 |
| Ohio Apartment Association | — | Sep-Dec17 |
| Joshua Sanders | Ohio Apartment Association | — | Sep-Dec17 |
| Leah Pappas Porner | Ohio Apartment Association | — | Sep-Dec17 |
| Maryellen K. Corbett | Ohio Apartment Association | — | Sep-Dec17 |
| Ohio Association for Career and Technical Education | — | Sep-Dec17 |
| Terrence O'Donnell | Ohio Association for Career and Technical Education | — | Sep-Dec17 |
| William Vorys | Ohio Association for Career and Technical Education | — | Sep-Dec17 |
| Ohio Association of Career and Technical Superintendents | — | Sep-Dec17 |
| Terrence O'Donnell | Ohio Association of Career and Technical Superintendents | — | Sep-Dec17 |
| William Vorys | Ohio Association of Career and Technical Superintendents | — | Sep-Dec17 |
| Ohio Building Owners & Managers Association | — | May-Aug17 |
| David L Hoeffel | Ohio Building Owners & Managers Association | — | May-Aug17 |
| Ohio Chamber of Commerce | — | May-Aug17 |
| Zachary Frymier | Ohio Chamber of Commerce | — | May-Aug17 |
| Ohio Consumers' Counsel | — | May-Aug17 |
| Andrew Smith | Ohio Consumers' Counsel | — | Sep-Dec17 |
| Bruce Weston | Ohio Consumers' Counsel | — | May-Aug17 |
| Jeff Jacobson | Ohio Consumers' Counsel | — | May-Aug17 |
| Larry Sauer | Ohio Consumers' Counsel | — | May-Aug17 |
| Ohio Electric Utility Institute | — | May-Aug17 |
| Joseph Hollabaugh | Ohio Electric Utility Institute | — | May-Aug17 |
| Ohio Housing Council | — | May-Aug17 |
| Andrew Huffman | Ohio Housing Council | — | May-Aug17 |
| Brooke A Cheney | Ohio Housing Council | — | May-Aug17 |
| Kelly C O'Reilly | Ohio Housing Council | — | May-Aug17 |
| Matthew S Whitehead | Ohio Housing Council | — | May-Aug17 |
| Victor F Hipsley | Ohio Housing Council | — | May-Aug17 |
| Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Andrea Reichman | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Andrew Huffman | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Brooke A Cheney | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Kelly C O'Reilly | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Matthew S Whitehead | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Timothy Williams | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Victor F Hipsley | Ohio Manufactured Homes Association (OMHA) | — | May-Aug17 |
| Ohio Municipal Electric Association | — | May-Aug17 |
| Charles Willoughby | Ohio Municipal Electric Association | — | May-Aug17 |
| Courtney Saunders | Ohio Municipal Electric Association | — | May-Aug17 |
| Daniel P Leite | Ohio Municipal Electric Association | — | May-Aug17 |
| Jolene M Thompson | Ohio Municipal Electric Association | — | May-Aug17 |
| Kurt L Leib | Ohio Municipal Electric Association | — | May-Aug17 |
| Lisa McAlister | Ohio Municipal Electric Association | — | May-Aug17 |
| Michael A Beirne | Ohio Municipal Electric Association | — | May-Aug17 |
| Robert N Eshenbaugh, Jr | Ohio Municipal Electric Association | — | May-Aug17 |
| Scott Owens | Ohio Municipal Electric Association | — | May-Aug17 |
| Ohio Municipal League | — | May-Aug17 |
| Ashley Ringle | Ohio Municipal League | — | May-Aug17 |
| Belinda M Jones | Ohio Power Company dba AEP & AEP Ohio | — | May-Aug17 |
| Dan Jones | Ohio Power Company dba AEP & AEP Ohio | — | May-Aug17 |
| Julia Sloat | Ohio Power Company dba AEP & AEP Ohio | — | May-Aug17 |
| Ohio Real Estate Investors Association | — | May-Aug17 |
| Andrew Huffman | Ohio Real Estate Investors Association | — | May-Aug17 |
| Brooke A Cheney | Ohio Real Estate Investors Association | — | May-Aug17 |
| Dan Acton | Ohio Real Estate Investors Association | — | Jan-Apr18 |
| Kelly C O'Reilly | Ohio Real Estate Investors Association | — | May-Aug17 |
| Matthew S Whitehead | Ohio Real Estate Investors Association | — | May-Aug17 |
| Victor F Hipsley | Ohio Real Estate Investors Association | — | May-Aug17 |
| Ohio Rural Water Association | — | May-Aug17 |
| Andrew Huffman | Ohio Rural Water Association | — | May-Aug17 |
| Brooke A Cheney | Ohio Rural Water Association | — | May-Aug17 |
| Kelly C O'Reilly | Ohio Rural Water Association | — | May-Aug17 |
| Matthew S Whitehead | Ohio Rural Water Association | — | May-Aug17 |
| Victor F Hipsley | Ohio Rural Water Association | — | May-Aug17 |
| Brooke A Cheney | Pfizer Inc. | — | May-Aug18 |
| Public Utilities Commission of Ohio | — | May-Aug17 |
| Asim Haque | Public Utilities Commission of Ohio | — | May-Aug17 |
| Michael Guastella | Public Utilities Commission of Ohio | — | May-Aug17 |
| W. Fletch Zimpher | Public Utilities Commission of Ohio | — | May-Aug17 |
| Renovate America, Inc. | — | May-Aug17 |
| Amanda Grandjean | Renovate America, Inc. | — | May-Aug17 |
| Christopher N Slagle | Renovate America, Inc. | — | May-Aug17 |
| Gregory J Lestini | Renovate America, Inc. | — | May-Aug17 |
| Kurtis A Tunnell | Renovate America, Inc. | — | May-Aug17 |
| Matt Koppitch | Renovate America, Inc. | — | May-Aug17 |
| Shawn Nelson | Retail Energy Supply Association | — | Sep-Dec17 |
| Victor F Hipsley | TeamHealth, Inc. | — | Jan-Apr18 |
| Utility Management and Conservation Association | — | Sep-Dec17 |
| David Robinson | Utility Management and Conservation Association | — | Sep-Dec17 |
| Joseph R Stevens | Utility Management and Conservation Association | — | Sep-Dec17 |