Warriors Travel Hockey Staff

Arapahoe Youth Hockey is proud to announce that Alex Netreba will be returning as the Head Coach of the Warriors 10UAA team for the 2024-2025 season—his fourth consecutive year leading the team. Alex also serves as the Skills Coordinator and Director of Player Development for the Warriors Travel Program, where his impact continues to be felt across all levels of play. He previously served as the Head Coach of the Warriors 14UAA team during the 2021 season.

A native of Ukraine, Alex represented his country as a member of the U18 World Junior Championship (Division 1B). After moving to Colorado to pursue greater hockey opportunities, he played a key role on the 2016–2017 Colorado Thunderbirds 18UAAA team that qualified for the National Tournament.

Since beginning his coaching career in 2017, Alex has developed a deep passion for mentoring youth players. His focus on skill development, positive reinforcement, and creating a competitive yet supportive environment has made him a cornerstone of the Warriors coaching staff. His leadership in the Squirt Division, combined with his dedication to the growth of every player both on and off the ice, continues to shape the future of the Warriors program.

Alex and his wife, Abigale, reside in Highlands Ranch with their daughter and two dogs.

Daniel Kozachuk is a former professional defenseman with international experience across Europe and North America. As a junior player, he was a two-time National Champion and a runner-up in the Belarusian Championship and led all defensemen in assists. He represented Ukraine at the World Junior Championships three times, earning a bronze medal, and signed his first pro contract at age 16 with HC Kremenchuk in the Ukrainian Hockey League, winning silver in his rookie season. He went on to play professionally in Slovakia, Romania, and Austria, earning bronze in the Slovakian Hockey League, before competing in the SPHL and ECHL in North America.

Transitioning into coaching, Daniel has made a strong impact at the youth and high school levels. Prior to joining the Warriors, Daniel served as Assistant Coach for Colorado Academy Varsity, earning a bronze medal in the 2021–22 season. In 2024–25, Daniel was the Head Coach of Mountain Vista JV and led the Arapahoe Warriors 10U A Navy to a State Championship.

Arapahoe Warriors Executive Director Kelly Hollingshead will be returning for his 4th year as the 12UAA head coach for the 2025-2026 season. 

With over 20 years of youth hockey coaching experience in Colorado, coach Hollingshead is very excited to be back behind the bench in pursuit of another successful season.

A native of Saskatchewan, Coach Hollingshead played youth, Tier 1 AAA and Junior hockey before accepting a scholarship to play at the University of Denver in 1992. Alongside fellow Arapahoe and Thunderbirds coaches and leadership, Garret Buzan and Angelo Ricci, the Pioneers were nationally ranked and competed in 2 NCAA tournaments. As a senior at the University of Denver coach Hollingshead was named team captain by his peers and coaches.

Throughout his coaching career, Coach Hollingshead has coached at all youth levels including 8U, 10U, 12U and 14U which also included 9 years at the 15U/18U AAA level with the Colorado Thunderbirds program. 

Coach Matt grew up in Colorado and played his youth hockey with the Arapahoe Warriors and Colorado Outlaws. After his youth career, he played two years of Junior hockey for the Missoula Maulers in Montana. He returned to Colorado for the 2011–2012 season to begin his coaching career with the Arapahoe Warriors.

Over his early years with the Warriors, Coach Matt contributed to teams across multiple age levels, including Peewee AA, Peewee A, Bantam A, and 18U. He also spent two seasons coaching with the Mountain Vista High School CHSAA program.

This marks Coach Matt’s fourth season as the head coach of the Warriors 14UAA team. Last season, he led the team to a Colorado state championship and earned a berth at the 2025 USA Hockey National Championships.

Prior to rejoining the Warriors, Coach Matt spent eight seasons with the Colorado Thunderbirds, serving as the assistant coach for the 18UAAA team alongside Coach Hollingshead.

Coach Matt is excited to continue sharing his experience and passion for the game with Arapahoe Warriors players. His focus remains on helping every player reach their full potential and find success both on and off the ice.

Coach Andy is originally from Orono, Minnesota, where he played youth through high school hockey in the highly competitive Minnesota amateur hockey system.  This is his tenth season with the Arapahoe Warriors, coaching at all levels from mites through Bantam AA, including as an assistant coach with last season’s Colorado state champion and 2025 USA Hockey National Championships Bantam AA team.

Prior to joining the Warriors, Coach Andy coached the United States Air Force Academy ACHA team for three seasons and spent two seasons as an officer representative with the Air Force Academy NCAA Div 1 Falcon hockey team.     

Coach Andy is excited to lead the Arapahoe Warriors 16U AA team in creating a renewed focus on development throughout the on and off ice spectrum, giving players the tools to reach their full potential in high school and beyond.