12th Combat Aviation Brigade
- 1st General Support Aviation Battalion, 214th Aviation Regiment
- 12th CAB Headquarters & Headquarters Company
- 2nd Battalion, 159th Aviation Regiment (Attack Reconnaissance)
- 3rd Battalion, 158th Aviation Regiment (Assault Helicopter)
- 3rd Battalion, 159th Aviation Regiment (Attack Reconnaissance)
- 3rd Battalion, 58th Aviation Regiment (Operations)
- 412th Aviation Support Battalion
- 5th General Support Aviation Battalion, 158th Aviation Regiment