Dramstad Flying Service
Flight Training – Single, Multi-Engine
3080 Airport Road (next to the Control Tower)
406-443-0066
https://dramstadflyingservice.com/
Happy Trails Flight Training and Charter
406-594-0771
Hendrickson Aviation 
Aerial tours and sightseeing as part of introductory flight instruction
Tailwheel endorsements
Aerobatics
Emergency maneuver training
Spin, upset and recovery training
406-438-2868