Randy Perkins

Program Director & Head Coach - Varsity

Randy joined the Columbine Coaching Staff in 2020 as the Boys Basketball Program Director and Head Coach Boys Varsity. He has coached basketball for 30+ years and founded the Colorado Miners in 2004 were he currently serves as President. The Colorado Miners have helped over 100 players achieve their dreams of playing College Basketball as well as supporting numerous Community Service Projects. Additionally, prior to Columbine he was part of the Coaching Staff at Mullen High School, winning a State Championship in 2006 and reaching the Final Four in 2007. Randy’s Full Bio can be found here


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Henry Cooper

Associate Head Coach - Varsity

Henry joined the Columbine Coaching Staff in 2020 as Associate Head Coach for Boys Varsity. He has coached basketball for over 20 years and has been a head coach for the Colorado Miners 16U and 17U teams since 2010. He has coached and helped develop over 100 players who have gone on to earn basketball scholarships in college. Henry grew up In Denver and was an All State guard for Denver East and played a couple of years of college basketball before going to Law School and becoming a licensed attorney.

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Don Hargis

Head Coach - Level 3

Don joined the Columbine Basketball Coaching Staff in 2017 and has held multiple positions supporting both the Boys and Girls programs. His Sons, Pablo and David, both played for the Rebels and are now proud Columbine Alumni. Additionally, since 2015 he has been a teacher at Columbine in the Foreign Language Department teaching Advanced and AP Spanish as well as helping support the Players with any supplementary Academic needs they may have

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Derek Holiday

Assistant Coach - Level 3


Mack Greene

Director Basketball Operations

Mack joined the Basketball Staff for the Boys Program at Columbine in the Summer of 2020. He has been coaching youth basketball since 2007 and has been with the Colorado Miners since 2010. As a Coach he has coached a championship team in the MAYB National Championship, coached, developed and mentored players in the ESPN Top 100 and served as a Coach for multiple years in the Adidas Junior Phenom Camps. Currently he works in the Technology Sector in the DTC.


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Shawn Fischer

Director Player Development


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