Matt Donaldson, Member at Large

Matt Donaldson grew up in Rochester, NY, and made the transition to Tucson, AZ in 2001. Since then he has been an educator in the Vail School District, where he currently serves as principal of Empire High School. Matt’s passion for cycling began when he moved to Tucson and has continued ever since. Matt is married and has two children who started their involvement with El Grupo through the summer bike camp program and are now both members of El Grupito. Matt is an advocate for all things cycling and all things involving supporting the positive development of our youth

David Cross

David’s love of cycling has taken him on some pretty amazing bike rides. He
completed the Lands End To John A Groats ride in the UK, an epic 1000 mile
ride taking in Great Britain from its furthest two points. He has ridden
some of the legendary climbs of the Pyrenees, traversing from the Atlantic to
the Mediterranean. Annually riding Mt. Baldy and some of the iconic climbs
of the Sierra Nevadas. And every year (pandemic permitting), he competes in
the Mallorca 312, a 200-mile mountainous lap around the Spanish island.
David’s involvement with El Grupo began as a dedicated volunteer when his
oldest son joined the club, and now, with both sons in the Grupo family,
David is excited to step into a more committed coaching role. He is a firm
believer in the value of positive role-modeling and looks forward to working
with all of the team members to help them achieve their goals and grow their

Max Bevier

Max is a student at the University of Arizona studying Biosystems Engineering. He was also a part of El Grupo for 4 years racing and building connections in the cycling community. He is the 2021 XC(Mountain Bike) State Champion and has experience working with kids through his time at Grupo. Max is excited to be a coach because the coach facilitates the ride and makes it safe for everyone else to experience the bike to its fullest. Max has had some of the best experiences on the bike and thinks it is time to pass on what he has learned to the kids propelling them into their future.

Nikos Casto

Nikos was born in Tucson but spent five years living in Pennsylvania before moving back to Tucson where he attended high school and now college. Coming from a family of six with three sets of twins, Nikos has always focused on family and his connections with others. He believes in El Grupo as a way… Read more »

Deidra Bustos

Deidra Bustos grew up commuting the streets of Tucson by bike. She was a volunteer coach at El Grupo from 2014 until 1018. Deidra became a Pima Bicycle Ambassador in 2015 and has taught traffic safety skills in multiple schools across Tucson. She has been a mountain biker for eight years and started bikepacking in… Read more »

Juliana Cullen

The daughter of Brazilian immigrants, Juliana has lived in seven different states in the US and in Germany. She got into cycling after one move during high school when she enjoyed finding her way around her new town in New England. After moving to Colorado for college Juliana did some mountain biking and distance riding… Read more »

Sean Pantellere

Sean grew up in New Jersey and found his way to Tucson in 2020. He has a background in organization management, event management, fundraising, and bicycle racing. During his non-profit career, Sean led teams in multiple markets to raise more than $30 million for various causes. Sean is excited to work with the El Grupo… Read more »

Brenda Kazen, Member at Large

Growing up on the far Northeast side of Tucson, riding a bike was the only way to go anywhere. I loved the freedom of riding “into town” and buying an ice cream or going to the mall. As an adult I rediscovered cycling by commuting to work. A friend convinced me to buy a road… Read more »

Paul Durham, Member at Large

Within 48 hours of finishing my first bar exam, I was on a plane from Seattle to London to begin a two-month solo bike touring trip from London to Athens. I really didn’t know what I was doing, but I had read some books on the subject! I’ve loved cycling all my life and bike… Read more »