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Our Coaches

Adam Mills Source Endurance Coach

Adam Mills

Adam Mills, MSED, RCEP Adam earned his Bachelor’s in Exercise Science at the University of Kansas in 2003 and immediately began his coaching career at Carmichael Training Systems. He returned to the University of Kansas, completing his…

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Zack allison cycling coach headshot

Zack Allison

Zack Allison, BSED Zack earned his bachelor’s degree in Exercise Science at Colorado State University. As part of his education, he participated in many hands on exercise science practicum and internships, coaching many types of athletes,…

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Kristen Arnold Cycling Coach Headshot

Kristen Arnold

Kristen Arnold, MS, RDN, CSSD Kristen has been racing bikes since 2012 when she was handed a titanium GT bicycle to borrow from a family friend. She started racing road, mountain, and cyclocross bikes all at…

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“I’ve been on this program for almost a year.You’ve made me a strong rider, no doubt.But thanks for really driving some thinking and patience into my training and racing.I’m really looking forward to what comes next!”

-Gordon Richardson. Houston, TX

Mitchell Sides

Mitchell Sides, BSEd As an Exercise Science student at the University of Texas, Mitchell Sides assisted coaching the university cycling and triathlon teams. Since graduating, he raced professionally for Elevate Pro Cycling and started his coaching…

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Grant Harrison Cycling Coach Headshot

Grant Harrison

Grant Harrison, MS Grant earned a Master of Science- Exercise Physiology at the University of Wisconsin-La Crosse and began coaching with Source Endurance in 2011. Grant combines his formal education with almost 20 years of racing…

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Matt Hill Coach

Matthew Hill

As a coach and trainer, Matthew’s client list has included multiple National Champions, a World Champion, and many successful local racers, fondo and recreational riders, and entry-level enthusiasts. Head coach for the Marymoor Velodrome Cyclocross practice sessions, Matthew has…

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