| 1 | Ramaswamy, Vivek | West Chester | N/a | 29 | $24,868,292 |
| 2 | Ohio Association of Realtors | Columbus | — | 4 | $2,739,420 |
| 3 | Agenda for America, Conservative | Cincinnati | N/a | 2 | $2,737,500 |
| 4 | Ohio Progressive Collaborative | Columbus | — | 9 | $1,971,803 |
| 5 | Ohio Education Association Educators Pce | Columbus | — | 6 | $1,669,329 |
| 6 | Conservative Agenda for America | Cincinnati | — | 2 | $1,475,000 |
| 7 | Colleran, Brian | Chagrin Falls | Foundations Health Solutions | 13 | $1,453,600 |
| 8 | Roj, William H. | Beachwood | N/a | 48 | $1,407,200 |
| 9 | Frecka, David a | Delaware | Next Generation Films | 3 | $1,282,000 |
| 10 | Lindner, Carl H. III | Cincinnati | American Financial Group | 16 | $1,123,386 |
| 11 | Herche, David | Cincinnati | Enerfab INC | 11 | $1,101,850 |
| 12 | Ohioans for a Healthy Economy, INC. | Columbus | — | 4 | $1,100,000 |
| 13 | Flexpoint Media INC. | New Albany | — | 5 | $1,092,807 |
| 14 | Ramaswamy, Vivek | Columbus | N/a | 22 | $1,074,585 |
| 15 | Dolan, Eva | Chardon | Retired | 1 | $1,000,000 |
| 16 | Dolan, Larry | Chardon | Retired | 1 | $1,000,000 |
| 17 | 55 Green Meadows | Westerville | — | 2 | $1,000,000 |
| 18 | Frecka, David a | Newark | Next Generation Films INC | 1 | $999,000 |
| 19 | Lindner, Martha S | Cincinnati | Homemaker | 6 | $953,886 |
| 20 | Thursby, Wendy | Cincinnati | Homemaker | 5 | $932,650 |
| 21 | Rosenthal, Jennie | Cincinnati | Not Employed | 65 | $912,163 |
| 22 | Parker, Daniel J. Mr. | Westlake | Foundations Health | 7 | $825,000 |
| 23 | Colleran, Gretchen Mrs. | Chagrin Falls | Homemaker | 7 | $773,200 |
| 24 | Stein, Kevin | Chagrin Falls | Transdigm | 65 | $620,150 |
| 25 | Wilheim, Ronald | Blue Ash | Communicare | 3 | $616,528 |
| 26 | Weisberg, William | Chagrin Falls | Saber Healthcare | 22 | $583,100 |
| 27 | Stanard, James | Cleveland | Reid Berry & Stanard | 9 | $539,123 |
| 28 | Weisberg, Bill | Chagrin Falls | Saber Healthcare Group | 6 | $533,200 |
| 29 | Lindner, Edyth B | Cincinnati | Homemaker | 1 | $500,000 |
| 30 | Cafaro, John | Brookfield | Self Employed | 71 | $430,605 |
| 31 | Warner, Geraldine B. | Cincinnati | Retired | 33 | $383,000 |
| 32 | Dicke, James F. Mr. II | New Bremen | Crown Equipment Corporation | 26 | $376,594 |
| 33 | Kornacker, Melodee | Columbus | Not Employed | 118 | $374,300 |
| 34 | Preston, Patrick | Newbury | Preston Superstore | 41 | $366,561 |
| 35 | Lucarelli, Jason S. | Cleveland | Minute Men INC | 26 | $365,800 |
| 36 | Election Freedom INC | Upper Arlington | — | 3 | $356,000 |
| 37 | Williams, David | Cincinnati | Chemed | 20 | $350,200 |
| 38 | Morino, Mario | Rocky River | Morino Institute | 49 | $348,700 |
| 39 | Oeters, Donald | Montgomery | Retired | 48 | $343,650 |
| 40 | Castellini, Robert H. | Cincinnati | Castellini Company | 43 | $341,600 |
| 41 | Gross, Paul | London | Self-Employed | 38 | $336,895 |
| 42 | Monder, Steven | Cincinnati | Not Employed | 16,839 | $332,248 |
| 43 | Clark, Debbie | Avon | Not Employed | 1,479 | $329,351 |
| 44 | Educators for Ohio | Columbus | — | 1 | $325,000 |
| 45 | Lindner, S. Craig | Cincinnati | American Financial Group | 10 | $321,750 |
| 46 | Fisher, George | Cincinnati | Cavalier Dist | 81 | $321,290 |
| 47 | Rosenthal, Richard | Cincinnati | Uptown Arts | 12 | $318,800 |
| 48 | Estate of Janet Griesinger | Athens | — | 2 | $312,180 |
| 49 | Kalmbach, Paul M. Mr. | Upper Sandusky | Self Employed | 18 | $309,400 |
| 50 | Ciaccio, Jane | Cincinnati | Retired | 10,009 | $307,260 |