Jeff Browning, head coach

Jeff (aka Bronco Billy) is a veteran ultra runner and endurance coach. He has competed in some of the world’s hardest and most competitive ultra mountain races over the past two decades, including Western States 100, Ultra Fiord in Patagonia Chile, Europe’s Ultra Trail du Mont Blanc, and Ultra Trail Mount Fuji in Japan. A six-time finisher of the wild and tough Hardrock 100 in SW Colorado, Jeff has finished over 180 ultra marathons and racked up 40 career ultra wins. 

Career Highlights

• 41 career ultra wins. 29 wins in the 100-mile-plus distance, placing him second in the world for the most 100-mile wins in history.
• Four consecutive Top 10 finishes at Western States 100 
• Ranked No. 3 in Ultrarunning Magazine’s North American Ultrarunner of the Decade (2010-2019)
• Ranked 7 times in the Top Ten of Ultrarunning Magazine’s North American Ultrarunner of the Year — the only man over 50 to make the list (twice) 

In addition to his running achievements, Jeff has owned and operated his own business for over 20 years. He spent nearly two decades as a graphic designer before starting an endurance coaching business. He pulls from a wealth of knowledge, experience and passion in ultra running, mountain exploration and entrepreneurship. He connects with his athletes, helping them improve nutrition, endurance, mindset, problem solving, strategy, goal setting, and grit. He lives and trains in Flagstaff, Arizona with his wife and three children.