| Aakre | Matt | Clinical Laboratory Science Practitioners, Board of | Clinical Laboratory Science Practitioner who holds an active license | 4/1/2020 | 4/1/2024 |
| Aarstad | Rich | Historical Records Advisory Council | Montana State Archivist | 3/1/2024 | 2/28/2026 |
| Abbey | Benjamin | Building Codes Council | County, city or town building inspector | 6/17/2024 | 10/1/2026 |
| Ackerman | Kelly | Community Service, Commission on | Agency Representative | 8/5/2024 | 7/1/2027 |
| Aguirre | Stacy | Environmental Review, Board of | Public Member | 3/1/2023 | 1/1/2027 |
| Ahlgren | Diane | Rangeland Resources Committee | Presiding Officer - Rancher | 3/29/2021 | 12/31/2025 |
| Ahn | Angella | Arts Council, Montana | Keen interest in one or more of the arts | 6/5/2023 | 2/1/2028 |
| Aklestad | Brian | Pulse Crop Committee, Montana | At-Large member from either district | 7/1/2024 | 7/1/2025 |
| Albro | Carrie | Information Technology Board | DPHHS Director or Designee | 10/2/2023 | 5/1/2026 |
| Allen | Jason | Invasive Species Council (ISC) | Department of Transportation Director or Designee | 12/15/2023 | 5/1/2027 |