Administrative Staff

Marcia Yost, Executive Director

Learning the joy of music at a very young age Marcia Yost continued her study of music throughout her school years performing in bands, choirs and orchestras.  She continued her passion for music by attending the University of Indianapolis where she received an undergraduate degree in Music Education.  Coming back to Elkhart County, Yost began her teaching career in elementary music for the Fairfield School Corporation.  She furthered her music training receiving a Master of Music degree from Western Michigan University.  In 1983, she accepted the position of Choral Director at Goshen High School where she has created a state and nationally recognized choral program. As Music Department Chairperson at Goshen High School, Yost has been instrumental in the growth of one of the finest high school music programs in the State.  Now also serving as Executive Director of the Music Center, Marcia  is excited about working with the talented and dedicated music educators at Goshen College as we dream into the second decade of this wonderful Music Center.  Marcia Yost is a lifelong Goshen resident. She and her daughter Madeline live in Goshen enjoying the many musical opportunities of the area.

Contact Marcia at or at 574-535-7793

Brian C. Mast, Managing Director

Brian’s interest in music began at age 7 after attending a performance of Fiddler on the Roof. Enthralled by the fiddler, he began taking violin lessons, eventually adding saxophone and bassoon, which he continued through college.  Brian has been involved in a variety of music ensembles including orchestras, wind ensembles, chamber ensembles and choirs, and also has enjoyed involvement with theatrical productions both on stage and in the pit.  Brian holds a BA in Music and Education from Bethel College in North Newton, Kansas, and an MM in orchestral conducting from Western Michi­gan University in Kalamazoo, MI.  In addition to his duties as Managing Director of the Goshen College Music Center, Brian enjoys his community involvement as the Music Director of the Maple City Chamber Orchestra and work with Elkhart Civic Theater.  Previous to beginning work at Goshen College in 2004, Brian served as director of instrumental music at Bethany Christian Schools for 7 years.  Brian lives in Goshen with his wife Cheryl, their daughter Mackenzie, and sons Tristan and Tobias.

Contact Brian at or (574) 535-7891

Maryn Munley, Performance Venue Production Manager

Maryn enjoys the thrill, risk, and transformative power of working on live performance. Her enthusiasm for live performance was cultivated as a student at Goshen College, where she studied Theater Arts and Environmental Science. The college provided unique opportunities to combine her passions for theater design and sustainable resource management. Prior to coming to the Music Center, she worked as a production assistant for five years at Swan Studios, LLC, a videography and photography studio specializing in equine sports in the Chicagoland area. She also worked as a lab assistant at New Trier High School for the summer Science Department for four years. Maryn is happy to be living in Goshen, Indiana once again, and she appreciates the arts scene and numerous outdoor resources. In her free time, Maryn enjoys backpacking, running, cross-country skiing, and biking with her dog.

Contact Maryn at or (574) 535-7932

Dustin T. George-Miller, Office Coordinator

Dustin George-Miller has worked for the Goshen College Music Center since 2004. At GC, he manages the Music Center office suite, provides administrative support to the Music Department Chair and Music Department Executive Director, coordinates the Music Center master calendar, produces event publicity and concert programs, works with intellectual property and copyright issues, coordinates Music Department scholarship auditions, and manages the Sauder Concert Hall Box Office, among many other duties. Dustin served as Publicity Director and Concert Coordinator for the University of Notre Dame Department of Music from 2001-2004.  He is a 1998 Goshen College alumnus with a BA in Music and Music Education, and also completed coursework for a graduate degree in musicology at the University of Notre Dame.  Dustin lives in Goshen with his wife Rachel, and children Norah and Levi.

Contact Dustin at or at 574-535-7999.

Debra Kauffman, Music Together Program Director

Debra Kauffman graduated from Goshen College with a bachelor’s degree in music, with focus on piano pedagogy. She taught piano privately, and in 1982, also began teaching Suzuki violin in the GC Strings Preparatory Program. From 1990-1997 she served as the Strings Preparatory Program’s director.

In 2000, Deb took on the position of music office manager and served from 2003-2015 as Associate Director of the Music Center as well as Community School of the Arts (CSA) Director. In 2008, she became trained as a Music Together® teacher and in 2009 organized the Goshen College Music Together center. She continues to serve as director of the CSA’s Music Together® program.

Contact Debra at or 574-535-7361.

Matthias Stegmann, recording engineer

Matthias Stegmann joined the faculty at Goshen College in 1994, teaching classical guitar. Since the inauguration of the Music Center in the fall of 2002, he also acts as supervisor for all audio recording activities; additionally he teaches an audio production course. In July 2008, a video production of the 2007 A Festival of Carols event for which Matthias produced the audio portion, was nominated for an Emmy in the National Academy of Television Arts and Sciences Lower Great Lakes Chapter.

Matthias holds a Bachelors degree in Music Education from the Cologne Conservatory of Music in Germany, as well as an MM from the College Conservatory of Music in Cincinnati, OH. He and his wife Nancy live in Elkhart, IN.

Contact Matthias at or 574-535-7750