Our Team


C.J. McFarland    

Head Strength & Conditioning Coach

A research driven coach who aspires to help athletes through customized programs focusing on targeted weaknesses and the biogenetic demands of their sport. These programs progress as more data is obtained and physiological adaptations are achieved. 

Exercise Science B.S.





Shannon Ehrhardt  

Performance Dietitian

An EXOS Performance Dietitian, working in the field of sports and performance for over 10 years now. After working as a Strength and Conditioning Coach for about 5 years she furthered her education and completed her graduate degree in Exercise Physiology and Nutrition from California State University, Long Beach.  She first joined the EXOS family in 2014 where she was a nutrition intern at the EXOS performance center in Los Angeles located at the StubHub Center working with elite level athletes. After completing her Dietetic Internship through the University of Houston she rejoined EXOS in August of 2016 supporting a corporate wellness program for a Fortune 100 client. In January of 2018 she relocated to Austin to support the partnership between EXOS and Onnit, working alongside the Onnit sports performance team as well as the product development team.  She is very excited to be here contributing directly to the performance goals of Onnit’s athletes and is looking forward to the growth of both companies.



Joshua Orenstein

Performance Coach

Joshua attended the University of New England where he studied exercise science & human performance. Joshua has strong experience coaching numerous populations of athletes, and dedicated toward improving long-term performance.

Bachelors of Science in Exercise and Sports Performance


FRC mobility specialist


Jennifer Elam  

Physical Therapist

Jennifer is a Graduate of the University of Kentucky College of Health Science with nearly two decades of experience specializing in orthopedics and sports medicine. She has worked with athletes from organizations such as the NBA, NFL, MLB, USTA, WNBA, and MMA, and has successfully helped bridge the gap between traditional rehabilitation and performance training. She utilizes a holistic approach based on current evidence to meet the demands of the athlete and develop a customized rehabilitation experience. Her approach integrates manual therapy, corrective movement patterning, and restorative inputs including dry needling, cupping, flossing, taping, and instrument assisted soft tissue mobilization. She is the Clinic Director of EXOS Physical Therapy at ONNIT since the clinic opened in January 2019.