| Name | City | State | Zip | Contact |
| A Better Way of Life (A. B. L. )LLC | Columbus | Ohio | 43224 |  |
| A. B. Bonded Locksmiths Company Inc | Cincinnati | Ohio | 45212 | |
| A. W. Holdings, LLC | Fort Wayne | Indiana | 46809 | |
| Academy Health Services Inc. | Dayton | Ohio | 45419 | |
| Academy Health Services, Inc. | Dayton | Ohio | 45419 | |
| Access Computers, Inc. | Lebanon | Ohio | 45036 | |
| Active Day of Ohio | Cincinnati | Ohio | 45236 | |
| Active Learning Systems | Fairfield | Ohio | 45014 | |
| Ada Helms | Cincinnati | Ohio | 45224 | |
| Adrienne Williams | Cincinnati | Ohio | 45238 | |
| AFEMAI Supported Living | Fairfield | Ohio | 45014 | |
| Affordable Language Services, Ltd | Cincinnati | Ohio | 45242 | |
| Alana J. Russell | Cincinnati | Ohio | 45240 | |
| Alejandro Malave Quintero | Cincinnati | Ohio | 45206 | |
| Allene Carter | Cincinnati | Ohio | 45209 | |
| Allie Weiner | Cincinnati | Ohio | 45220 | |
| Alvin Burke | Cincinnati | Ohio | 45223 | |
| Amanda Saturday | Cincinnati | Ohio | 45215 | |
| Amanda Sue Hughes | Cincinnati | Ohio | 45233 | |
| Amber Bernard | Cincinnati | Ohio | 45242 | |
| Amber Hassman | Cincinnati | Ohio | 45206 | |
| Amber Leigh Valentino | Norwood | Ohio | 45212 | |
| Amen Med-Care | Cincinnati | Ohio | 45246 | |
| American Ramp Systems | Cincinnati | Ohio | 45248 | |
| AMT Group, LLC | Columbus | Ohio | 43220 | |
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