About Don and Boundless Endurance

I have spent the last 9 years of my life planning and executing events, marketing active brands, coaching endurance athletes, and running ultra distances at an elite level.

Coaching Background

I have coached multiple athletes to finishes at races from 5K to 100 miles and everything in-between. I specialize in working with athletes who want to get into ultrarunning, or who want to take their ultra running to the next level.

Marketing Background

I have worked with the following brands on marketing projects including event management, social media management, ambassador management, digital marketing, and other campaigns:

Boco Gear, Newton Running, PR Bar, BibRave, Performance Tea,

The Town of Estes Park, RaceCo, Zwift

Athletic Background

I am a multiple-time Ironman finisher and have competed in countless ultramarathons including 8 races of 100 miles or more with a 100 mile PR of 13:16.

Ultra Career Highlights

2020 Tunnel Hill 100 - 13:16 - (3rd fastest trail 100 in North America for 2020)

2019 Lean Horse 100 - 17:15 - 1st Place

2018 Badwater 135 - 27:08 - 3rd Place

2017 Spartathlon - 153 miles

2017 Keys 100 - 16:31 - 2nd Place

2016 Tunnel Hill 100 - 16:27 - 4th Place

2015 Bighorn 100

2015 Leadville Leadman finisher (all Leadville races including Leadville 100 MTB and Leadville 100 Run a week apart)

Don's 2020 Major Race Results/Schedule

11/14 - Tunnel Hill - 100 miles - 3rd place (13:16)

1/18 - Coldwater Rumble - 20 miles - 1st Place