Marshall Ulrich, 55, is the only person in the world to complete the Triple Crown of Extreme Sports: world class ultra runner, record setting adventure racer, and Seven Summits mountaineer. His specialty is competing in extreme conditions including desert and adventure racing, as well as mountaineering. Marshall has:

* Completed over 116 ultra marathons averaging over 100 miles each.
* Completed 12 expedition length adventure races, including all nine Eco Challenge adventure races – something only two other people in the world have done.
* Reached the summit of each of the Seven Summits, including Mount Everest, all on first attempts.
* Crossed Death Valley a record 19 times, including a solo and 586-mile quad crossing.
* Won the Badwater 146-mile race from minus 282 feet to the 14,494-foot summit of Mount Whitney a record 4 times
* Finished a record 13 Badwater146 ultra marathons
* Completed the Leadville Trail 100 and Pikes Peak Marathon on the same weekend – a feat no one else in the world has achieved.
* Completed all six 100-mile trail races, finishing top-10 in five of them, in the same year – and was the first person ever to do so (in 1989).
* Won two silver medals in the national 24-hour championships, with a PR of 142 miles.