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Hardrocker Men's Basketball Camps

Coaching Staff

Eric Glenn
Head Coach

Eric enters his 10th season as the assistant coach for the Hardrocker basketball program.

Glenn is a native of Riverton, Wyo., but spent much of his childhood years in Hot Springs where his father was the head football coach.  Eric played football and basketball for two years at Chadron State College in Chadron, Neb., where he was a back-up quarterback and point guard.  He then finished his final two years with the Eagle basketball program.  He graduated from Chadron State with a Bachelor of Science degree in Business Education (1993).

After graduation, he stayed on as an assistant for then head coach, Bob Wood, where he helped the Eagles to their first Rocky Mountain Athletic Conference league championship.  As an assistant at Chadron State he earned a Master of Arts degree in Sports and Recreation Management.  In 1995, he went to the University of Wyoming where he was the third assistant on Joby Wright's basketball staff.

After a two-year stint at Wyoming, he moved on to Scottsbluff High School where he was the assistant coach on the Bearcats District B-6 championship team that qualified for the Nebraska State Tournament.  The next season he went to Missouri Valley College and was the assistant men's basketball coach for the Vikings in the Heart of America Athletic Conference.

In 2000, he was hired as the head coach of Missouri Valley and led the Vikings to their best conference finish in four years, hosted and won play-off tournament games two out of the three years and was nominated for conference coach of the year twice.  From 2001 to 2003 he served on the National Association of Intercollegiate Athletics (NAIA) Division II National Tournament Committee.

In 2003 he took the opportunity to move closer to family and became an assistant at Black Hills State University under Mike Kruszynski.

Glenn has directed and worked at numerous basketball camps and clinics throughout the Midwest, which have included the University of Wyoming, Colorado State University, Chauncey Billups Basketball Camps, Creighton University, Mike Trader Basketball Camps and Montana State University.

He is married to the former Lorna Dahlgren, who played for the Chadron State women's basketball program from 1991 - 1995. She holds career records in assists, steals, rebounds and free throws and is in the No. 2 all-time leading scorer. Lorna is a Chadron State inductee  They have two son, Jarek, who is 13 and Peyton who is seven year old and little girl Josie who is 1.


Roger Trennepohl
Assistant Coach

Trennepohl is a native of Julesburg, Colorado. He grew up in a coaching family, his father Marvin Trennepohl is in the Colorado Coaches Hall of Fame. Roger played one season of basketball for Chadron State during 1983-84 campaign. Trennepohl graduated from Chadron State in 1990 with a bachelor of science degree in education, as well as endorsements in History, Physical Education and Coaching.

Coach Trennepohl has coached more than basketball and has four years of golf coaching experience which includes a 2005 4A Boys State Championship and a 2005 Boys and Girls State Championship while he was at Trinity Christian School in Lubbock, Texas. Trennepohl also has 15 years coaching experience in football as an assistant high school football coach. His team made it to four out of five state football playoffs. He also has seven years of track & Field experience.

As a basketball coach, Trennepohl started at Trinity Fellowship Christian School in Amarillo, Texas. During his time there, he took his team to three district championships, four bi-district championships, one regional championship, and one state semi-final appearance.

From there Trennepohl moved to Trinity Christian School in Lubbock, Texas, where he became the assistant boys' basketball coach. While at Trinity Christian, his team were the 2004, 2005 and 2006 4A State Runners-Up, as well as 2006 and 2007 5A Boys Regional Qualifiers.

In 2008 Trennepohl moved to Alliance, Nebraska to work at Alliance High School. While in Alliance, he worked as the assistant basketball coach and later became the head basketball coach. During his time as an assistant, he won the Nebraska Western Conference Assistant Male Coach of the Year. He took over the basketball program during his last four years in Alliance. In that time his team posted a record of 50-42 including a 20-6 record in 2017. In 2017, he took the Alliance team to the Class B State Semi-Finals.

Aside from being an assistant or head coach, Trennepohl has also been a prominent figure in the basketball community, earning accolades such as TAPPS (Texas Association of Private and Parochial Schools) State Boys Basketball North All Star Assistant Coach, TAPPS State Boys Basketball North All Star Head Coach, and TAPPS District 1-2A Basketball President.

In 2005 Trennepohl was named All Star Head Coach at the Cage Scope Blue Chip Basketball Camp, in 2008 he was a coach at Athletes in Action in Beijing, China. He is also the Founder of C.L.A.S.S. Basketball Camps which specializes in private trainings sessions, and fundamental camps.