Meet The Team

Co-Director | Triathlete

Danett E. Crespo

Mother, wife, ultra runner, triathlete and all around lover of endurances sports. My passion is keeping the mind and body healthy through physical activity and helping others to achieve the same.

Co-Director | Triathlete

Brian C. Darnell

Brian is a proud husband and father of two boys who resides in Colorado. He has competed in running events since 1999 and triathlons since 2016. To honor his father who passed away of brain cancer, and his father in law who battled Parkinson’s disease for over 4 years, Brian became part founder / co-director of Neuro Endurance Sports Foundation.

Co-Director | Brazilian Jiu Jitsu

Leonardo Crespo

Marine Corps veteran with 30 years of martial arts experience. Currently competing at the purple belt level in Brazilian Jiu Jitsu, one of the most endurance based martial arts in the world.

Spartan Competitor

Tyler Caldwell 

Tyler lives in San Antonio with his training partner with the wagging tail, Whisky. He first began competing in obstacle course races in 2016, and has taken training and competition to a new level since 2019. Beyond these pursuits of physical endurance, Tyler values mental health, in all respects, in all people, leading him to align with family and friends in support of Neuro Endurance Sports Foundation.

Ultra Runner

Chandra Scheftic

Living in North-Western Pennsylvania Chandra is one of the original Neuro Endurance Sports Foundation team members. From basketball to running any and all distances, cycling to triathlons, she has been competing in all sorts of sports sense high school. As a mother, coach and athlete, Chandra believes that keeping the mind, body and soul active and moving helps you conquer anything life throws at you.

Ultra Runner

Alina Haynes

Alina grew up doing long hikes on the weekends and began her running journey as a soccer midfielder, playing the mental chase game. This translated to continuously challenging herself to go further.Wife, mother, and lover of the outdoors. Her biggest achievements to date have been a 50 miler and conquering a sub 4 marathon after an intense hip labral tear. Alina runs for her Grandmother, “Moppy” who suffers from Parkinson’s, and her Uncle, Bill who suffers from Multiple Sclerosis.