| Fort Washington Investment Advisors Inc | Cincinnati | $93.47B | 45 |
| Nationwide Fund Advisors | Columbus | $83.14B | — |
| Meeder Public Funds, Inc. | Dublin | $70.16B | — |
| Mai Capital Management, LLC | Cleveland | $52.1B | 33 |
| Clearstead Advisors, LLC | Cleveland | $33.88B | 3 |
| Sequoia Financial Advisors, L.L.C. | Akron | $32.24B | 17 |
| Constellation Investments, Inc. | Montgomery | $31.48B | 4 |
| Touchstone Advisors Inc | Cincinnati | $31.09B | — |
| Diamond Hill Capital Management Inc | Columbus | $29.38B | 1 |
| Matson Money, Inc. | Mason | $24.33B | — |
| Fund Evaluation Group, LLC | Cincinnati | $23.86B | — |
| Johnson Investment Counsel, Inc. | Cincinnati | $22.98B | — |
| Highland Consulting Associates Inc. | Cleveland | $21.93B | — |
| American Money Management Corporation ("ammc") | Cincinnati | $21.32B | 14 |
| Bahl & Gaynor Inc | Cincinnati | $20.99B | — |
| Townsend Holdings LLC | Cleveland | $19.64B | 37 |
| Boyd Watterson Asset Management, LLC | Cleveland | $18.81B | 2 |
| Stratos Wealth Partners, Ltd | Beachwood | $18.65B | — |
| Nationwide Investment Advisors, LLC | Columbus | $16.73B | — |
| Nationwide Asset Management, LLC | Columbus | $15.19B | 2 |
| Cbiz Investment Advisory Services, LLC | Cleveland | $12.76B | — |
| Gateway Investment Advisers, LLC | Cincinnati | $11.59B | — |
| Fifth Third Securities, Inc. | Cincinnati | $10.92B | — |
| Bartlett & Co. Wealth Management LLC | Cincinnati | $10.25B | — |
| Idr Investment Management, LLC | Independence | $10.19B | 5 |
| Valmark Advisers Inc | Akron | $10.17B | — |
| Kindred Spirits Investment Management, LLC | Cincinnati | $9.68B | — |
| Key Investment Services LLC | Brooklyn | $8.88B | — |
| Pcm Management Advisor, LLC | Chagrin Falls | $7.89B | 18 |
| The Huntington Investment Company | Columbus | $7.89B | — |
| Fifth Third Wealth Advisors LLC | Cincinnati | $7.8B | 3 |
| Mgo One Seven LLC | Beachwood | $7.72B | — |
| Carnegie Capital Asset Management, LLC | Pepper Pike | $7.51B | — |
| Truepoint, Inc. | Cincinnati | $6.39B | — |
| Org Portfolio Management LLC | Beachwood | $6.38B | 5 |
| Tfo Wealth Partners, LLC | Maumee | $5.66B | — |
| Stratos Wealth Advisors LLC | Beachwood | $5.57B | — |
| Quadrant Capital Group LLC | Cincinnati | $5.4B | 4 |
| Venture Visionary Partners LLC | Sylvania | $5.24B | — |
| Wellspring Financial Advisors, LLC | Cleveland | $5.06B | — |
| Daymark Wealth Partners, LLC | Cincinnati | $5.04B | — |
| Rockbridge Capital, LLC | Columbus | $5.01B | 23 |
| Hamilton Capital, LLC | Columbus | $4.94B | 2 |
| Ancora Advisors LLC | Mayfield Heights | $4.61B | — |
| C2p Capital Advisory Group, LLC | Westlake | $4.39B | — |
| Drive Capital LLC | Columbus | $4.38B | 21 |
| Pca Investment Advisory Services, Inc. | Cincinnati | $4.31B | — |
| Beacon Capital Management, Inc. | Dayton | $4.26B | — |
| Ancora Private Wealth Advisors, LLC | Cleveland | $3.9B | — |
| Seniors Housing Fund Manager LLC | Toledo | $3.79B | 4 |