Josh Crosby
Percussion Caption Head – Contact

Josh CrosbyJosh Crosby has been the Director of Percussion studies at Collins Hill since 2010. In addition to his responsibilities as a percussion instructor, he recently took a full time position at Collins Hill teaching AP Music Theory and Audio/Video/Tech classes. He has been a freelance percussionist in the greater Atlanta area since 2006 and lead audio engineer at the University of North Georgia until 2016.  He is actively involved as an educator, performer and arranger in the greater Atlanta area. Before starting his career as a freelance musician Mr. Crosby was the Assistant Band Director at North Forsyth high school from 2004 to 2006. Since then he has enjoyed the freelance lifestyle.  Currently, he plays drumset for JMOOD, his own jazz trio and a variety of other local bands. He is also active playing for several Atlanta area churches including North Point Community Churches and Mt. Bethel. In addition, he plays percussion for The Cherokee Choral, North Georgia Symphony and occasionally sits in with the David Brothers Band. He has recently recorded a new album “No Small Thing” with JMOOD that has just been released.

Prior to his band directing days, Mr. Crosby attended the University of Georgia where he received a degree in Music Education. During his studies, he performed with many orchestral and concert ensembles including the University of Georgia Wind Symphony, the University of Georgia Orchestra, The Redcoat Marching Band, UGA Salsa Band, UGA Percussion Ensemble and the UGA Steel Band. In 2003 he was a member of the Boston Crusaders. Mr. Crosby finished a Bachelor of Music degree at the University of Georgia in 2004. He studied percussion privately with Dr. Thomas W. McCutchen and drum set with Arvin Scott while attending the University of Georgia. After college, he has pursued private instruction from John David on drumset and Trammell Starks for audio engineering.

He currently resides in Lawrenceville with his lovely wife, Mandi, and their two boys Caleb, Carter and new baby girl Claire.

Matt Groves 
Battery Instructor – Contact

Matt GrovesMatt Groves is a percussion educator, arranger, and clinician in the North Georgia area. He holds a bachelor’s degree in Music Education from the University of Georgia and is currently the percussion caption head and arranger for the Georgia Tech Yellow Jacket Marching Band. In addition, he teaches percussion at Creekland Middle School, Collins Hill High School, Q2 Independent Indoor Drumline, and is a staff arranger for Artimus Concepts, a marching band show design firm based out of Charlotte, NC.   Matt also regularly gives clinics on both marching and concert percussion, serves as a percussion consultant for several middle and high schools, and maintains a private lesson studio made up of students at the middle school, high school, and collegiate levels. As an advocate for percussion education, he has several resources available for educators and students in both the concert and marching idioms, including comprehensive technique guides, rudimental reference books, and percussion education curriculum.   When he’s not teaching and writing, he performs as a member of the Atlanta Falcons Drumline and the Atlanta Pipe Band. Matt is a member of the Percussive Arts Society, National Association for Music Education, and the Georgia Music Educators Association, and is an educational artist for Innovative Percussion.

Shannon DeWitt
Cymbal Instructor – Contact

Shannon DeWitt is currently a Systems Analyst and security steward with the Centers for Disease Control and Prevention. He holds a degree in Computer Science from Jacksonville State University.  While at Jacksonville State, Shannon was a member/section leader of the Marching Southerners front ensemble. Over the years, Shannon has worked with numerous high school drumlines and played gigs throughout Alabama and Georgia. Shannon also serves as the principle tympani player for the Northwinds Symphonic Band (Gainesville, GA).

Shannon currently resides in Lawrenceville, GA with his two kids Jacob and Kaitlyn.


Colin Brewer
Pit Instructor 

Colin Brewer, a native of Ringgold, Georgia, is a freelance percussion educator, performer, and composer in the Atlanta area. Colin is currently a percussion instructor at North Gwinnett High School, Collins Hill High School, and composes and teaches lessons throughout the Atlanta area.

He graduated from Jacksonville State University with a Bachelor of Arts in Music, focusing on percussion performance. While at JSU, Colin studied under Clint Gillespie, Dr. Tony McCutchen, and Dr. Todd Mueller. He performed with the university’s Chamber Winds, Latin Jazz, Mallet, Percussion, and New Music ensembles, as well as the Marching Southerners and in operas.

Colin marched one year at a world class WGI group, and aged out at Bluecoats Drum and Bugle Corps in 2010. He has also performed with Roman Festival Brass, Gadsden Symphony Orchestra, among other community groups.

Among the groups Colin has taught are award winning ensembles such as Heritage High School of Ringgold, Georgia and Ola High School of McDonough, Georgia.

Colin is a member of the Percussive Arts Society.

Luke Zamprelli 
Visual Designer – Contact

lukeLuke Zamprelli is currently completing his undergraduate work in Music Education at the University of Georgia where he performed in numerous collegiate ensembles including the Redcoat Band.   An alumnus of Collins Hill High School, he attributes much of his performance and teaching passions to his instructors of the Collins Hill Band Program.    He was also a member of the Phantom Regiment Drum and Bugle Corps from 2011-2012.

Upon exiting the performance arena, Luke has worked with multiple organizations including the Boston Crusaders Drum and Bugle Corps, Atlanta Quest World Indoor Percussion, Q2 (Atlanta Quest Open), Collins Hill High School, Ola High School, and multiple schools within the Greater Atlanta Area.

He is also an active visual designer for both marching bands and indoor ensembles.   He will be a part of the inaugural season of Q2, the Independent Open group within the Atlanta Quest Organization, as both visual designer and caption manager.

Luke worked this past fall with the Collins Hill High School Marching Band and is very excited to be a part of the storied Collins Hill Indoor Drumline.