Matterhorn (4,478m)
| 360 Expeditions | |
| 57 Hours | |
| Adventure Base | |
| Adventure Consultants | |
| Adventure Peaks | |
| Alpine Ascents | |
| Alpine Tours | |
| Chamonix Experience | |
| Chamonix Mont Blanc Guides | |
| Cosley Houston | |
| Explore Share | |
| Frost Guiding | |
| High Mountain Guides | |
| Icicle Mountaineering | |
| International Mountain Guides | |
| ISM | |
| Jagged Globe | |
| Mountain Madness | |
| Mountain Tracks | |
| Northwest Mountain School | |
| Peaks & Passes | |
| Stuart MacDonald | |
| Swiss Mountain Guide |