Mark Eifler is a 1975 Graduate of Castle High School. He earned his music degree from Indiana State University. A student of H. Joseph Owens and Larry Weed, Mark is quite active as a performer and has been featured with the Evansville Symphonic Band as a soloist for the last seven years. He also serves as orchestra director at Crossroads Christian Church.  Mark was previously a teacher of instrumental music at Plaza Park Middle School in the Evansville Vanderburgh School System.

Faril Bunner is a 2001 graduate of F. J. Reitz high school of Evansville, IN and is the newly appointed asst. director of the Castle Bands program. Mr. Bunner graduated from the University of Nevada, Las Vegas where he earned a Bachelor degree in music education. While at UNLV, he was a member of the UNLV Wind Orchestra and served as principal horn of the Symphony Orchestra. He also had the opportunity to travel extensively with the Wind Orchestra on tours through Japan, France, and Hong Kong. In addition to his new appointment, Mr. Bunner is currently on the brass staff at the GLASSMEN Drum & Bugle Corps.