Team Members

Everyone on our staff at Griggs Music takes pride in being a part of our company’s rich, 116 year history. We all channel our unique passion for music every day into helping our fellow musicians, aspiring musicians, and music lovers in the Quad Cities area. In this way, we are honored to be writing our own chapter of the storied history of Griggs Music.

Meet the Staff at Griggs Music


Kurt Ockelmann

Kurt Ockelmann – Retail Sales Associate

Kurt joined the Griggs Music staff in early 2007. He is a graduate of St. Ambrose University with a Bachelor of Arts degree in Music Education. Working in the retail music industry since 1991, Kurt has vast experience in print music as well as school music programs. His current duties include music instrument and accessory purchasing for the company, and he serves as in-store brass specialist. Kurt is also a trombonist who performs locally with various groups and ensembles.


Mark Wagler

Mark Wagler – Combo Retail Sales Associate
Mark joined the Griggs Music staff in 2001. He is a graduate of the Guitar Institute of Technology (GIT) in Hollywood, California. He has been playing guitar since 1982 and has been teaching guitar since 1992. Mark can be seen playing in local bands: Old Man’s Curse, Toxic Blonde in the Muscatine and Quad City area and the O’Connell Brothers in the Cedar Rapids area.


Al Moore

Al Moore – Representative

Al Moore is a graduate of the University of Northern Iowa where he received his Bachelor of Music Education degree.  Al pursued graduate studies in performance on tuba at McNeese State University in Lake Charles, Louisiana. He has taught music in both public and private schools in Iowa.


Billy Heller

Billy Heller  –  Educational Services Coordinator  

Billy joined Griggs Music as a part of our seasonal staff in 2010 and later became a full time staff member as our print associate.  He has since been moved to the post of Educational Services Coordinator. Billy’s job is in-store support for the Educational Representatives, but he can also assist you in sheet music, accessories, or leasing or renting of band instruments.



Michael Wahlmann

Michael Wahlmann – Retail Sales, Orchestra Specialist

Michael joined the Griggs Music staff in 2015. He is a graduate of Augustana College and has been playing cello since 1982. As a cellist, Michael has taught privately since 2004, plays in local string quartet Quartrio, the Clinton Symphony and has played in groups from pit-orchestras for the Clinton Showboat Theater, Quad City Music Guild, Opera at Augustana and Opera Quad Cities to groups backing acts like Foreigner,The Moody Blues, Transiberian Orchestra, Mannheim Steamroller and Josh Groban at the TaxSlayer Center.  As a vocalist Michael is co-music and choir director for St. John’s Lutheran Church in Rock Island, sang with Nova Singers for 20 years, and occasionally, Quad City Choral Arts and Opera at Augustana’s summer collaboration with Rock Island’s Genesius Guild. On Sunday evenings Michael can be heard over the radio airwaves of Northwestern Illinois and Eastern Iowa hosting WVIK-Quad Cities NPR’s classical program, Serenade.


Dean Kurtz
Dean Kurtz is a native of Washington, Iowa  where he services schools in southern and southeast Iowa.  A graduate of Truman State University  in  trumpet & jazz piano, he taught band for 11 years, and is a skilled instrument repair technician.  He is married to Cheryl & they have 3 children and  7 grandchildren.



Eric Beenk

Eric Beenk – Band Instrument Repair Technician

Eric Beenk is a 1993 graduate of Red Wing Technical College, Red Wing, Minnesota with a degree in band instrument repair.  He has been employed with Griggs Music as a repair tech since 2001. Eric lives in Grand Mound, Iowa with his wife, children, cats, and Chloe, a Great Pyrenees dog.


Dana Calhoun

Dana Calhoun – Keyboard, String, and Sheet Music Specialist

Dana joined Griggs full time in  late 2018 after being a middle school choir accompanist for the previous decade. An accomplished bassist, Dana has played with Muscatine, Clinton, Dubuque and Quad City Symphonies, as well several local performances such as Opera Quad Cities and Quad City Singers. Dana also works on Sundays as the organist and choir accompanist for Faith Lutheran Church in Moline. As a composer Dana’s music has been performed by choirs, soloists both vocal and instrumental, and orchestras.


Tom Hagaman

Tom Hagaman – Band Specialist

Tom joined the Griggs Music staff in August of 2018 as a seasonal member and transitioned to a full -time staff member in October 2018. He is a graduate of Augustana College with a bachelor’s degree in music and has been a professional vocalist since 2013.  Tom also specializes in choral conducting, French horn and trumpet. Tom currently is the conductor for the Trinity Lutheran Church choir in Pleasant Valley, Iowa and performs with the Augustana Choral Artists and Handel Oratorio Society. He has sung with the Augustana Choir, Augustana Chamber Singers and opera at Augustana, during which time has traveled to China, Sweden, Spain, France and Italy. Tom’s duties in- store include band and orchestra sales and serves as an in-store high brass specialist/vocal specialist. Tom is excited to be working with us and can’t wait to see you in store.


Evan White

Evan White – Band Instrument Repair Technician

Evan White is a 2015 graduate of Minnesota State College Southeast band instrument repair program in Red Wing, MN. Since then he has been a full time band repair service technician with positions in Missouri and currently Iowa. Evan takes great pride in being an active participant in the Quad Cities’ music community as a musician, supporter, and technician with Griggs. He is also an active Nerf-oholic and vintage saxophone collector residing in Rock Island, IL 


Call us today at 877-391-9001 or contact us for more information or to find a location nearest you. We look forward to serving all of your musical needs!

Griggs Music is a passionate provider of musical instrument sales, rental, and leasing as well as music lessons, repair, and sheet music sales to the Quad Cities area of Eastern Iowa and Northwest Illinois including Davenport, Bettendorf, Rock Island, Moline, East Moline, Cedar Rapids, Washington, and Galesburg since 1903.