| 7220 | LIFE | A Horse Of Course, |
| 9567 | LIFE | ABBY WAY FARM, |
| 963 | LIFE | Abernathy, Tres |
| 1009 | LIFE | Abernathy, Jane |
| 1992 | 2018 | Aboody, Elizabeth |
| 16054 | 2018 | Acker, Courtney |
| 9285 | 2019 | Ackley, Danielle |
| 2093 | LIFE | Acres, Strawberry |
| 6304 | LIFE | Aetek Enterprises, |
| 5910 | LIFE | Agria Stables LLC, |
| 9778 | 2019 | Ahlers, Anna |
| 201817 | 2018 | Aiken, Gillian |
| 9642 | 2019 | Aiken, Lisa |
| 1936 | LIFE | Albertson, Tony |
| 7320 | LIFE | Alden, Winn |
| 2122 | 2019 | Alford, Haley |
| 9955 | 2018 | Allen, Jane |
| 7142 | 2018 | Allen, Lauren |
| 7805 | 2018 | Amick, Dawson Alexander |
| 9977 | 2019 | Amy, Kayla |
| 1946 | 2018 | Anderson, Katrine |
| 2161 | 2019 | Ansdorff, Taylor |
| 8882 | 2019 | Anthony, Avery |
| 17132 | 2018 | Antico, Sofia |
| 5570 | LIFE | Apex Equestrian Center, |
| 6368 | LIFE | Applewood Farms, |
| 6684 | LIFE | Aramburo Equestrian, |
| 2778 | LIFE | Arrow Course, Inc., |
| 17228 | 2018 | Asbill, Annie |
| 9528 | 2018 | Ashe, Mackenzie |
| 2154 | 2019 | Atkinson, Emily |
| 2060 | 2019 | Autry, Emma |
| 5783 | LIFE | Autry, Vicki |
| 3302 | LIFE | Axle Run Farm, |
