Click on a name below to learn more about them.

Tracy Magan has been teaching percussion in Northern California for the better part of the last 15 years. Tracy has been a percussion instructor and clinician at Solano Middle School, Benicia High school, Benicia Middle School, Folsom High School, and Elk Grove High School. Tracy has lead award winning Drumlines to Hawaii, Canada, and twice to the Tournament of Roses Parade.

The Percussion world became a part of her life when she was 10. She would later join concert and marching band in Junior High through High School in Vallejo, CA her hometown. Continuing her education, Tracy attended Diablo Valley College, where she earned her A.A in Liberal Arts with a Music Emphasis. She also attended California State University Sacramento, where she Majored in Digital Media Communication Studies, with a minor in Music. Her love for the winter percussion activity lead her to march with the Sacramento Freelancers in the Independent World Division, earning a Bronze Medal during the 2000-2001 WGI season.

Tracy currently instructs at Fairfield High School, as well as American Canyon High School.

Rob van Loben Sels, born and raised in the Sacramento area, has been involved in both music and percussion since a very early age.  While growing up he participated in middle school and high school marching band, jazz band, and concert band, and was introduced to drum and bugle corps near the end of high school.  While in college at the University of Oregon he marched with the Oregon Marching Band, and during the summers he performed with the Mandarins.  During his tenure there, the Mandarins became the first corps to ever three-peat in both class championships and high percussion.  Upon aging out he promptly began teaching and writing in Oregon while finishing his undergraduate degree in business and computer science.

After graduating he moved to the San Francisco Bay Area and continued to teach with and write for several ensembles.  Of note, Rob helped lead Independence High School to several regional championships and medals while serving as Director of Percussion, including a 2-year span when the percussion section went nearly undefeated.

 In 2010, Rob teamed up with a group of local educators who founded the Northern California Percussion Alliance (NCPA –  He was elected to president in 2013 and remains in office today.

Rob is the owner of D’Rumpus music publishing ( which was created to help his fellow composers and arrangers achieve a higher level of exposure for their music.  He is also the creator of ShowDay ( an event management and tabulation system that helps to run band/color guard/percussion shows more effectively and efficiently.

Rob is a member of the Vic Firth Education Team and ASCAP.

Michael Ortega is a fellow Reno native who has long been a part of the Reno percussion community. Michael has performed in DCI with the Sacramento Mandarins Drum and Bugle Corp in 2010, 2011 where he played snare drum. For his age out year Michael performed with the Arizona Academy Drum and Bugle Corp where he was under the direction of caption head Ike Jackson. Michael also participated in WGI with eNVision Performing Arts in 2009 on snare and 2014 for tenor. Michael has also been a part of the 2014 University of Nevada Marching band playing tenors. In addition to playing, Michael has also taught at Reed High school as the percussion caption head where they won best percussion in their division in 2010 and 2011. Michael has also taught at McQueen High school as a battery technician where they won best percussion in 2014 at the Sierra Band Crusade. Today Michael is currently working as a Registered Nurse in Reno. 


William marched with the Sacramento Mandarins in 2010, the Vanguard Cadets in 2011, and the Bluecoats in 2013. William also marched Freelancers for the infamous 2010 season and won gold with Vanguard Winter Percussion in 2011. He taught at Vanden High School from 2010 to 2015 where he designed, wrote, and ultimately managed the percussion program. In 2014, William served as a snare tech with the Mandarins Drum and Bugle Corps and has helped run summer clinics for the Mandarins Academy during the 2014, 2015, and 2017 seasons. He moved to American Canyon High School in 2015 as a battery instructor and visual designer, and serves as a clinician to other programs in the Sacramento and Bay Area.

William is a graduate of the University of California, Davis, with a Bachelor of Science in Mechanical Engineering and an emphasis in Biomedical Engineering. He is also an active performer with Blue Devils Entertainment, which fields Niner Noise, Warriors Aftershock, and other entertainment ensembles in the Bay Area.

Shealley Lee is a front ensemble educator from the Northern California area, a native to the area where she developed her percussion skills in high school. Since then she has dedicated herself to the percussive arts for 16 years. Shealley has been a clinician and front ensemble technician for schools such as Folsom, Stagg, East Union, Elk Grove, Fairfield, as well as the Sacramento State Marching Band.  In addition, she has arranged for such high schools as Armijo, Stagg, East Union, Reno, Folsom, Elk Grove, Fairfield, and the Sacramento State Winter Percussion Ensemble.


Shealley was also involved in the WGI and DCI community as a marching member. She was a member of the Seattle Cascades in 2000, (Div III Champions) 2001(Div II Silver medalists & High Percussion), and 2002 (Div I top 12 finalists).  During that time, the corps rose from Division III champions to Division I finalists.  Shealley received the Rod Stubbs award in 2001 for exemplary performance as a Cascade both on and off the field.  She was also a member of the Sacramento Freelancers Front Ensemble from 2000-2002, in which the group scored 2nd, 3rd, and 4th, at the WGI World Championships in PIW.

As a non-marching member Shealley has been involved with the teaching the Cascades Drum and Bugle Corps as a front ensemble technician since 2007. Every year, she embarks on a national tour with the corps, who competes at the DCI World Championships in Indianapolis as a World Class Drum Corps. Shealley is proud to help keep the drum corps activity alive and well in the Northwest.

Shealley currently teaches Fairfield High School, where she is now caption head, front ensemble tech, and front ensemble arranger.  She has been the percussion director, front ensemble tech, and arranger for the Elk Grove High School percussion ensemble since 2007.  In 2013, Elk Grove High School won the NCBA Scholastic Division. In 2015, Fairfield High School won both the NCBA Open division and Concert division. 2015 was the inaugural season of the Fairfield Concert Percussion. Shealley also joined the staff of the eNVision Performing Arts Ensemble in 2014. The ensemble placed 5th as a finalist at the WGI World Championships in PIA. In 2015, eNVision moved up a division and now competes in the Percussion Independent Open Class. In the fall of 2015 she started working for the American Canyon High School Marching Band as a Front Ensemble Technician and arranger. They now compete in NCPA as and Open Class group. Prior they competed in A Class. Shealley is currently with Elk Grove, Fairfield, and American Canyon for the 2016 – 2017 season. 

As for WGI and DCI she is the front ensemble technician for eNVision performing arts and will be going to WGI championships with them in 2016. She is also teaching camps for the Seattle Cascades drum and bugle corps to get them ready for DCI's summer of 2016 tour. Currently she is and arranger for Gary P. Gilroy publications which recently sent out 10,500 cd's across the nation with one of the best selling winter arrangements with Aaron Hines.

In addition, she gives private lessons, helping her students get accepted into Drum Corps and collegiate music programs.

Shealley is a proud educator of the performing arts as she is committed to the growth of young musicians and performers.

Shealley recently married her partner in crime who teaches and arranges the battery for all her high school ensembles. 

Shealley is a proud Percussion Educator Artist with Innovative Percussion mallets and sticks. She is also a Etymotic Ear Plug Signature ETY Head Artist and was recently featured on the Etymoic Audio File in June of 2016.

Feel free to contact Shealley by clicking here