Tristan Tool - Founder. Personal Trainer. Running Coach. Athletic Performance Trainer.

Tristan Tool was raised in Orinda, California and attended Del Rey, Orinda Intermediate, and Miramonte High School. He has been involved in competitive sports since the age of five and has competed in football as well as Track and Field at the collegiate level. Tristan attended Boise State University to play football and ran track for the Santa Monica Track Club.  He is currently in his ninth year as a Miramonte High school coach. He was the defensive back coach in football, the current strength coach for cross country, and is currently the head coach of track and field. Tristan was named the 2017 Miramonte coach of the year. As founder and owner of Orinda Fitness, Tristan is dedicated to a healthy lifestyle and is excited to be involved in the Orinda community.

Dylan Gunn - Manager. Personal Trainer. Injury Recovery Specialist. Athletic Performance Trainer

Dylan Gunn is a Miramonte High School Graduate and graduated from St. Mary’s College with a degree in kinesiology with an emphasis on Human health and performance.  He has worked in Physical Therapy for 3 years and is NASM certified. Dylan Specializes in building all-inclusive fitness programs that include a focus on injury prevention, weight loss, strength, and maximizing joint functionality.

Marshall Duetz - Athletic Performance Trainer, Coordination Specialist, Strength Coach

After a successful career as a Miramonte High School football and track star, Marshall played four years of football at Cornell University. As an athleticism master, he excels at helping people learn how to control their bodies. Marshall believes that athleticism is defined as ones ability to control ones body in as many foreign and challenging ways as possible. He's one of two trainers in the Bay Area specially qualified to train athletes in the Axon Elite HINT Program(High Intensity Neurological Training).

Franco Avella - Head of Operations. Personal Trainer.

Franco attended Miramonte High School from 2007-2011 and graduated from the Haas School of Business at the University of California, Berkeley in 2015. Franco has won 6 consecutive intramural football championships for UC Berkeley. Franco has imbued his legacy in the UC Berkeley intrmural hall of fame as the most decorated wide reciever of all time. Franco is currently getting his masters degree in sports managment at Columbia University.

Nick Sheehan - Athletic Performance Trainer

Nick comes back to Orinda Fitness as our first athletic performance training protégé. Back when he was an aspiring youth athlete, Nick was a hard-working and determined Orinda Fitness client, looking to step up his game. Soon after, Nick was a Miramonte High School star in both football and lacrosse. Nick started 4 years for UC Berkeley. In the 2015 preseason edition of Lacrosse Magazine Nick was ranked #1 in the nation for his division. Nick is heart-set on continuing the Orinda Fitness tradition of athletic excellence.

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23 Orinda Way, Orinda, CA 94563 | (925) 317-2181 | © 2019 Orinda Fitness

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