Volunteer teams
- Clackamas County Search and Rescue
- Clackamas County Sheriff’s Posse
- Crag Rats Search and Rescue
- Mountain Wave SAR
- Pacific Northwest Search and Rescue
- Multnomah County Sheriff Search and Rescue
- Portland Mountain Rescue
Law enforcement and EMS agencies
- Clackamas County Sheriff’s Office
- Tillamook County Sheriff’s Office
- Columbia County Sheriff’s Office
- Washington County Sheriff’s Office
- Multnomah County Sheriff’s Office
- American Medical Response
Federal member organizations
- USFS - Mt Hood Ranger District
- USFS - Zigzag Ranger District
Affiliate members
- Army National Guard
- Mt. Hood Ski Patrol
- Timberline Lodge Pro Patrol
- Hoodland Fire District #74