- 1. Arctic Odysseys
- Company based in Seattle, Washington, offering twin otter skiing in the Canadian Arctic.
- 2. Mountain Madness
- Guided mountain adventures including avalanche and ski courses. Based in Seattle, Washington.
- 3. Pro Guiding Service
- Professional mountain climbing and ski mountaineering guides who can introduce you to all aspects of rock & alpine climbing, and ski mountaineering. Based in North Bend, Washington.