Our Directors & Staff

Our Directors & Staff

Steve Grussendorf

Artistic Director

Steve became the director of the Gillette Chamber Singers in Fall 2025.

He recently retired from Natrona County School District in Casper, where he taught choral music and directed choirs since 1996.

He has been a choral clinician and adjudicator for schools all over the state of Wyoming since 1990. Steve also directed the Casper Civic Choral, and adult community choir in Casper, from 2012-2019.

Steve received his Master of Music degree from the University of Northen Colorado, and his Bachelor of Music degree from the University of Wyoming.

He has directed choirs of all ages for the past 39 years, including middle and high school students, college students (Western Wyoming College and Casper College) and adult choirs (Green River Messiah Choir and the Casper Civic Chorale).

Paul Ormseth

Assistant Director

Paul joined the Gillette Chamber Singers in 1988 and was named Assistant Director in 2015. Paul retired from Crook County School District in 2016 after teaching junior high and high school music for 31 years. When he’s not working with the GCS in rehearsals and sectionals, Paul spends time with Marilyn, his wife of 49 years, and visiting his three children and seven grandchildren.

Diana Rutz

Accompanist

Diana and Mike McDaniel started the Gillette Chamber Singers in 1986. She has been the accompanist for the group since its inception, working with all five directors and leading the group for one season in 1991.

She graduated from the University of Wyoming with a degree in music education, has taught Suzuki piano for over 40 years, and serves as Music Director for the First Presbyterian Church in Gillette.

Diana’s favorite role is “Mimi” to her grandchildren.

Our Singers